Laminated photovoltaic project calculation method and device

Abstract

The present application discloses a laminated photovoltaic project calculation method and device, which displays a laminated photovoltaic project calculation interface in response to a user's first selection operation on a laminated photovoltaic project calculation control in a laminated photovoltaic project management interface; obtains target laminated photovoltaic project data entered by a user through the laminated photovoltaic project calculation interface; creates a calculation request message according to the target laminated photovoltaic project data in response to a user's second selection operation on a start calculation control; sends a calculation request message to a server, receives a calculation response message from the server; and displays a laminated photovoltaic project calculation result interface. Since the target laminated photovoltaic project data is obtained, a calculation request message is sent to the server, and the calculation result information returned by the server is displayed through the laminated photovoltaic project calculation result interface, so that the calculation result can be obtained by only configuring the target laminated photovoltaic project data, which reduces the cost of calculation and improves the calculation efficiency.

Description

Technical Field

[0001] The present application relates to the field of photovoltaic management technology, and specifically to a stacked photovoltaic project measurement method and device. Background Art

[0002] At present, the tandem photovoltaic technology in the field of new energy power generation has opened up a new path to reduce the cost of photovoltaic power generation and improve the photoelectric conversion rate. In the existing technology, the cost, income and benefits of tandem photovoltaic projects are mainly calculated manually, resulting in high cost and low efficiency of tandem photovoltaic project calculation. Therefore, how to reduce the cost of tandem photovoltaic project calculation and improve the calculation efficiency has become a technical problem that needs to be solved further. Summary of the invention

[0003] The present application proposes a stacked photovoltaic project calculation method and device to solve the problems of high cost and low calculation efficiency of stacked photovoltaic project calculation, thereby reducing the cost of stacked photovoltaic project calculation and improving the calculation efficiency.

[0004] In a first aspect, an embodiment of the present application provides a stacked photovoltaic project calculation method, which is applied to a terminal device in a stacked photovoltaic project calculation system, wherein the stacked photovoltaic project calculation system includes the terminal device and a server, and the method includes:

[0005] In response to a first selection operation of a user on a stacked photovoltaic project calculation control in a stacked photovoltaic project management interface, a stacked photovoltaic project calculation interface is displayed, wherein the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, wherein the stacked photovoltaic project configuration area is used to configure target stacked photovoltaic project data corresponding to a target stacked photovoltaic project;

[0006] Acquiring the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface;

[0007] In response to a second selection operation of the user on the start calculation control, creating a calculation request message according to the target laminated photovoltaic project data;

[0008] Sending the calculation request message to the server, and receiving a calculation response message from the server, wherein the calculation response message includes calculation result information;

[0009] The stacked photovoltaic project calculation result interface is displayed, and the stacked photovoltaic project calculation result interface is used to display the calculation result information.

[0010] In a second aspect, an embodiment of the present application provides a stacked photovoltaic project calculation device, which is applied to a terminal device in a stacked photovoltaic project calculation system. The stacked photovoltaic project calculation system includes the terminal device and a server. The device includes:

[0011] A first processing unit is configured to, in response to a first selection operation of a user on a stacked photovoltaic project calculation control in a stacked photovoltaic project management interface, display a stacked photovoltaic project calculation interface, wherein the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, wherein the stacked photovoltaic project configuration area is used to configure target stacked photovoltaic project data corresponding to a target stacked photovoltaic project; obtain the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; and create a calculation request message according to the target stacked photovoltaic project data in response to a second selection operation of the user on the start calculation control;

[0012] A first receiving unit, configured to send the calculation request message to the server, and receive a calculation response message from the server, wherein the calculation response message includes calculation result information;

[0013] The second processing unit is used to display the stacked photovoltaic project calculation result interface, and the stacked photovoltaic project calculation result interface is used to display the calculation result information.

[0014] In a third aspect, an embodiment of the present application provides a stacked photovoltaic project calculation method, which is applied to a server in a stacked photovoltaic project calculation system, wherein the stacked photovoltaic project calculation system includes a terminal device and the server, and the method includes:

[0015] Receiving a measurement request message sent by the terminal device;

[0016] Determine the calculation result information according to the calculation request message;

[0017] Generate a calculation response message according to the calculation result information;

[0018] Sending the measurement response message to the terminal device.

[0019] In a fourth aspect, an embodiment of the present application provides a terminal device, comprising a processor, a memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the processor, and the program includes instructions for executing the steps in the method described in any one of the first aspects.

[0020] In a fifth aspect, an embodiment of the present application provides a computer-readable storage medium having a computer program / instruction stored thereon, and when the computer program / instruction is executed by a processor, the steps of the method described in any one of the first aspects are implemented.

[0021] In a sixth aspect, an embodiment of the present application provides a computer program product, including a computer program / instruction, which, when executed by a processor, implements part or all of the steps of the method described in any one of the first aspects of the embodiments of the present application.

[0022] It can be seen that in the present application, the terminal device responds to the user's first selection operation on the stacked photovoltaic project calculation control in the stacked photovoltaic project management interface, and displays the stacked photovoltaic project calculation interface, the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, the stacked photovoltaic project configuration area is used to configure the target stacked photovoltaic project data corresponding to the target stacked photovoltaic project; obtains the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; responds to the user's second selection operation on the start calculation control, creates a calculation request message according to the target stacked photovoltaic project data; sends a calculation request message to the server, and receives a calculation response message from the server, the calculation response message includes calculation result information; displays the stacked photovoltaic project calculation result interface, and the stacked photovoltaic project calculation result interface is used to display the calculation result information. Since the target stacked photovoltaic project data configured by the user is obtained through the stacked photovoltaic project calculation interface displayed on the terminal device, and then a calculation request message created according to the stacked photovoltaic project data is sent to the server, the calculation result information returned by the server is obtained, and the calculation result information is displayed through the stacked photovoltaic project calculation result interface, the user only needs to configure the target stacked photovoltaic project data to obtain the calculation result of the target stacked photovoltaic project without manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0024] Figure 1 It is a structural schematic diagram of a stacked photovoltaic project measurement system provided in an embodiment of the present application;

[0025] Figure 2 It is another structural schematic diagram of a stacked photovoltaic project measurement system provided in an embodiment of the present application;

[0026] Figure 3 This is a schematic diagram of the structure of a terminal device in a stacked photovoltaic project measurement system provided in an embodiment of the present application;

[0027] Figure 4It is a flow chart of a stacked photovoltaic project estimation method provided in an embodiment of the present application;

[0028] Figure 5 This is a schematic diagram of a laminated photovoltaic project management interface provided in an embodiment of the present application;

[0029] Figure 6 This is a schematic diagram of an interface for calculating a laminated photovoltaic project provided in an embodiment of the present application;

[0030] Figure 7 This is a schematic diagram of the interface of the first laminated photovoltaic project calculation result interface provided in the embodiment of the present application;

[0031] Figure 8 This is a schematic diagram of the interface of the second laminated photovoltaic project calculation result interface provided in the embodiment of the present application;

[0032] Fig. 9 This is a schematic diagram of the interface of the third laminated photovoltaic project calculation result interface provided in the embodiment of the present application;

[0033] Fig.10 This is a schematic diagram of the fourth laminated photovoltaic project calculation result interface provided in the embodiment of the present application;

[0034] Fig.11 This is a schematic diagram of the interface of the fifth laminated photovoltaic project calculation result interface provided in the embodiment of the present application;

[0035] Fig.12 This is a schematic diagram of an interface of a project analysis report interface provided in an embodiment of the present application;

[0036] Fig.13 This is a schematic diagram of another project analysis report interface provided in an embodiment of the present application;

[0037] Fig.14 This is a block diagram of the functional units of a stacked photovoltaic project measurement device provided in an embodiment of the present application;

[0038] Fig.15 This is a block diagram of the functional units of another laminated photovoltaic project measurement device provided in an embodiment of the present application;

[0039] Fig.16 It is a structural block diagram of a terminal device provided in an embodiment of the present application. DETAILED DESCRIPTION

[0040] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0041] The terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish different objects, rather than to describe a specific order. In addition, the terms "including" and "having" and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but optionally includes steps or units that are not listed, or optionally includes other steps or units inherent to these processes, methods, products or devices.

[0042] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0043] In the embodiments of the present application, "and / or" describes the association relationship of the associated objects, indicating that three relationships may exist. For example, A and / or B can represent the following three situations: A exists alone; A and B exist at the same time; B exists alone. Among them, A and B can be singular or plural.

[0044] In the embodiment of the present application, the symbol " / " can indicate that the objects associated with each other are in an "or" relationship. In addition, the symbol " / " can also indicate a division sign, that is, performing a division operation. For example, A / B can indicate A divided by B.

[0045] In the embodiments of the present application, "at least one item" or similar expressions refer to any combination of these items, including any combination of single items or plural items, and refer to one or more, and multiple refers to two or more. For example, at least one item of a, b, or c can represent the following seven situations: a, b, c, a and b, a and c, b and c, a, b, and c. Among them, each of a, b, and c can be an element or a set containing one or more elements.

[0046] In the embodiments of the present application, "equal to" can be used in conjunction with greater than, and is applicable to the technical solution adopted when greater than, and can also be used in conjunction with less than, and is applicable to the technical solution adopted when less than. When equal to is used in conjunction with greater than, it is not used in conjunction with less than; when equal to is used in conjunction with less than, it is not used in conjunction with greater than.

[0047] In order to better understand the solutions of the embodiments of the present application, the terminal devices, related concepts and backgrounds that may be involved in the embodiments of the present application are first introduced below.

[0048] (1) Tandem photovoltaic technology: A new type of photovoltaic technology that makes more efficient use of the solar spectrum by preparing photovoltaic materials with different band gaps into multiple sub-cells and stacking these sub-cells together to form a tandem structure. The photoelectric conversion efficiency of tandem photovoltaic cells is significantly improved compared to traditional single-junction photovoltaic cells.

[0049] (2) Laminated photovoltaic projects: Application projects of laminated photovoltaic technology, including rooftop / distributed / centralized photovoltaic projects for residential and commercial buildings and large-scale photovoltaic power stations in areas with abundant sunlight resources. At present, the cost of laminated photovoltaic projects is relatively high, and it is usually necessary to measure laminated photovoltaic projects before investment to provide decision support for investment.

[0050] (3) Residual value recovery: refers to the processing of some assets in the project and obtaining a certain value after the stacked photovoltaic project is completed or the equipment reaches the end of its service life.

[0051] At present, the tandem photovoltaic technology in the field of new energy power generation has opened up a new path to reduce the cost of photovoltaic power generation and improve the photoelectric conversion rate. In the existing technology, the cost, income and benefits of tandem photovoltaic projects are mainly calculated manually, resulting in high cost and low efficiency of tandem photovoltaic project calculation. Therefore, how to reduce the cost of tandem photovoltaic project calculation and improve the calculation efficiency has become a technical problem that needs to be solved further.

[0052] To solve the above problems, an embodiment of the present application provides a method and device for calculating a stacked photovoltaic project. In the method, the target stacked photovoltaic project data configured by the user is obtained through the stacked photovoltaic project calculation interface displayed on the terminal device, and then a calculation request message created according to the stacked photovoltaic project data is sent to the server to obtain the calculation result information returned by the server, and the calculation result information is displayed through the stacked photovoltaic project calculation result interface, so that the user only needs to configure the target stacked photovoltaic project data to obtain the calculation result of the target stacked photovoltaic project without manual calculation, thereby reducing the cost of stacked photovoltaic project calculation and improving the calculation efficiency.

[0053] See also Figure 1 , Figure 1Schematic diagram of a stacked photovoltaic project calculation system provided in an embodiment of the present application. Figure 1 As shown, the laminated photovoltaic project estimation system 100 includes a server 110 and a terminal device 120. The server 110 is in communication connection with the terminal device 120. The server 110 may be a server or a server group composed of multiple servers. The terminal device 120 may be a mobile phone, a tablet computer, etc.

[0054] The terminal device 120 specifically refers to an operation terminal used by a user.

[0055] In daily use of the stacked photovoltaic project calculation system 100, the terminal device 120 responds to the user's first selection operation on the stacked photovoltaic project calculation control in the stacked photovoltaic project management interface, and displays the stacked photovoltaic project calculation interface, the stacked photovoltaic project calculation interface including a stacked photovoltaic project configuration area and a start calculation control, the stacked photovoltaic project configuration area is used to configure the target stacked photovoltaic project data corresponding to the target stacked photovoltaic project; obtains the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; in response to the user's second selection operation on the start calculation control, creates a calculation request message according to the target stacked photovoltaic project data; sends a calculation request message to the server, and receives a calculation response message from the server, the calculation response message including calculation result information; displays the stacked photovoltaic project calculation result interface, the stacked photovoltaic project calculation result interface is used to display the calculation result information.

[0056] See also Figure 2 , Figure 2 is another structural schematic diagram of a laminated photovoltaic project measurement system provided in an embodiment of the present application. Figure 2 As shown, the stacked photovoltaic project measurement system 100 includes an efficiency model module 210, a cost model module 220, an income model module 230, a benefit model module 240 and an intelligent analysis module 250. The efficiency model module 210, the cost model module 220 and the income model module 230 are respectively communicated with the benefit model module 240, and the benefit model module 240 is communicated with the intelligent analysis module 250. The efficiency model module 210, the cost model module 220, the income model module 230 and the benefit model module 240 are deployed in a server, and the intelligent analysis module 250 is deployed in a terminal device.

[0057] The efficiency model module 210 is used to measure the annual power generation efficiency and annual power generation of the target laminated photovoltaic project.

[0058] The cost model module 220 is used to calculate the project cost of the target laminated photovoltaic project.

[0059] The revenue model module 230 is used to calculate the project revenue of the target laminated photovoltaic project.

[0060] The benefit model module 240 is used to calculate the annual profit, life cycle income, net present value, internal rate of return and payback period of the target laminated photovoltaic project.

[0061] The intelligent analysis module 250 is used to generate a target project analysis report.

[0062] See also Figure 3 , Figure 3 Schematic diagram of the structure of a terminal device in a stacked photovoltaic project calculation system provided in an embodiment of the present application. Figure 3 As shown, the terminal device 120 includes a processor 310 and a memory 320, and the processor 310 is in communication with the memory 320. Among them, one or more programs are stored in the memory 320, and the one or more programs are configured to be executed by the processor 310. The function of the one or more programs is to respond to the user's first selection operation on the stacked photovoltaic project calculation control in the stacked photovoltaic project management interface, display the stacked photovoltaic project calculation interface, the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, and the stacked photovoltaic project configuration area is used to configure the target stacked photovoltaic project data corresponding to the target stacked photovoltaic project; obtain the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; in response to the user's second selection operation on the start calculation control, create a calculation request message according to the target stacked photovoltaic project data; send a calculation request message to the server, receive a calculation response message from the server, and the calculation response message includes the calculation result information; display the stacked photovoltaic project calculation result interface, and the stacked photovoltaic project calculation result interface is used to display the calculation result information.

[0063] A method for calculating a stacked photovoltaic project provided in an embodiment of the present application is introduced below.

[0064] See also Figure 4 , Figure 4 This is a flow chart of a laminated photovoltaic project calculation method provided in an embodiment of the present application, which is applied to Figure 1 The terminal device 120 in the stacked photovoltaic project calculation system 100 shown in the figure comprises a server 110 and a terminal device 120, wherein the server 110 is in communication connection with the terminal device 120; Figure 4 As shown, the method comprises the following steps:

[0065] Step S401, in response to a user's first selection operation on a stacked photovoltaic project calculation control in a stacked photovoltaic project management interface, a stacked photovoltaic project calculation interface is displayed.

[0066] The stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, and the stacked photovoltaic project configuration area is used to configure target stacked photovoltaic project data corresponding to the target stacked photovoltaic project.

[0067] Among them, see Figure 5 , Figure 5 Schematic diagram of a laminated photovoltaic project management interface provided in an embodiment of the present application. Figure 5 As shown, the laminated photovoltaic project management interface 500 includes a laminated photovoltaic project calculation control 510, and the laminated photovoltaic project calculation control 510 is used to obtain the first selection operation of the user.

[0068] Step S402: acquiring the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface.

[0069] Among them, the tandem photovoltaic project can be a perovskite / perovskite tandem photovoltaic project, a perovskite / organic tandem photovoltaic project, a perovskite / cadmium telluride tandem photovoltaic project, and a perovskite / copper indium gallium selenide tandem photovoltaic project. Taking the perovskite / crystalline silicon tandem photovoltaic project as an example, the tandem photovoltaic project data include perovskite module efficiency, crystalline silicon module efficiency, installed capacity, project years, annual equivalent lighting hours, module cost, project construction cost, project operating cost, on-grid electricity price, residual value recovery income, other income, annual tax rate, and discount rate.

[0070] Among them, see Figure 6 , Figure 6 Schematic diagram of a laminated photovoltaic project calculation interface provided in an embodiment of the present application. Figure 6 As shown, the laminated photovoltaic project calculation interface 600 includes a laminated photovoltaic project configuration area 610 and a start calculation control 611, wherein the laminated photovoltaic project configuration area 610 is used to obtain the target laminated photovoltaic project data entered by the user, and the start calculation control 611 is used to obtain the user's second selection operation. The laminated photovoltaic project calculation interface 600 also includes a laminated photovoltaic project selection area 620, wherein the laminated photovoltaic project selection area 620 includes multiple laminated photovoltaic projects 621, and the laminated photovoltaic project selection area 620 is used to obtain the user's sixth selection operation for the multiple laminated photovoltaic projects 621, and the target laminated photovoltaic project is the laminated photovoltaic project pointed to by the sixth selection operation in the multiple laminated photovoltaic projects 621. The user can arbitrarily select a laminated photovoltaic project in the laminated photovoltaic project selection area for measurement and comparison.

[0071] Among them, the stacked photovoltaic project configuration area 610 includes a perovskite module efficiency input box 612, a crystalline silicon module efficiency input box 613, an installed capacity input box 614, a project year input box 615, an annual equivalent lighting hours input box 616, a module cost input box 617, a project construction cost output box 618, a project operating cost input box 619, an on-grid electricity price input box 6110, a residual value recovery income input box 6111, other income input box 6112, an annual tax rate input box 6113, a discount rate input box 6114 and an annual equivalent lighting hours prompt box 6115, a module cost prompt box 6116, a project construction cost prompt box 6117, a project operating cost prompt box 6118, an on-grid electricity price prompt box 6119, a residual value recovery income prompt box 6120, other income prompt box 6121, an annual tax rate prompt box 6122, and a discount rate prompt box 6123.

[0072] Among them, the annual equivalent sunshine hours prompt box 6115 is used to display the first reference information, and the first reference information can be, for example: according to existing data, the annual equivalent sunshine hours in the northwest region are about 1400 hours; the component cost prompt box 6116 is used to display the second reference information, and the second reference information can be, for example: according to the market material price, the component cost is about 1.2 yuan / W; the project construction cost prompt box 6117 is used to display the third reference information, and the third reference information can be, for example: according to the market price, the construction cost of the stacked photovoltaic project is about 1.3 yuan / W; the project operating cost prompt box 6118 is used to display the fourth reference information, and the fourth reference information can be, for example: according to the market price, the operating cost of the stacked photovoltaic project is about 0.06 yuan / W; the grid-connected electricity price prompt box 6119 is used to display the fifth reference information, and the fifth reference information can be, for example is: according to the market price of photovoltaic power stations, the on-grid electricity price of stacked photovoltaic projects is about 0.45 yuan / KWh; the residual value recovery income prompt box 6120 is used to display the sixth reference information, and the sixth reference information can be, for example: according to the market price of photovoltaic power stations, the residual value recovery income of stacked photovoltaic projects is about 5-10% of the input cost; the other income prompt box 6121 is used to display the seventh reference information, and the seventh reference information can be, for example: according to the market price of photovoltaic power stations, the other income of stacked photovoltaic projects is about 1-5% of the input cost; the annual tax rate prompt box 6122 is used to display the eighth reference information, and the eighth reference information can be, for example: according to the existing photovoltaic power station projects, the annual tax rate is about 25%; the discount rate prompt box 6123 is used to display the ninth reference information, and the ninth reference information can be, for example: according to the existing photovoltaic power station projects, the discount rate is about 7.5%.

[0073] Among them, when the user enters 20 in the perovskite component efficiency input box 612, enters 10 in the crystalline silicon component efficiency input box 613, enters 10 in the installed capacity input box 614, enters 10 in the project years input box 615, enters 1400 in the annual equivalent lighting hours input box 616, enters 1.2 in the component cost input box 617, enters 1.3 in the project construction cost output box 618, enters 0.06 in the project operating cost input box 619, enters 0.45 in the grid-connected electricity price input box 6110, enters 200 in the residual value recovery income input box 6111, Enter 100 in the other income input box 6112, enter 25 in the annual tax rate input box 6113, and enter 7.5 in the discount rate input box 6114. Then the target stacked photovoltaic project data obtained by the stacked photovoltaic project calculation interface 600 can be, for example,: perovskite module efficiency: 20, crystalline silicon module efficiency: 10, installed capacity: 10, project years: 10, annual equivalent lighting hours: 1400, module cost: 1.2, project construction cost: 1.3, project operating cost: 0.06, on-grid electricity price: 0.45, residual value recovery income: 200, other income: 100, annual tax rate: 25, discount rate: 7.5.

[0074] Step S403: in response to the user's second selection operation on the start calculation control, creating a calculation request message according to the target laminated photovoltaic project data.

[0075] The calculation request message includes the target laminated photovoltaic project data and the device identification number of the terminal device.

[0076] Step S404: sending the calculation request message to the server, and receiving a calculation response message from the server.

[0077] The calculation response message includes calculation result information.

[0078] Among them, the calculation result information includes the annual power generation efficiency, annual power generation, annual power generation income of the target stacked photovoltaic project within the project years and the project cost, project income, net present value, internal rate of return and payback period of the target stacked photovoltaic project.

[0079] The server receives a calculation request message sent by the terminal device; determines calculation result information according to the calculation request message; generates a calculation response message according to the calculation result information; and sends the calculation response message to the terminal device.

[0080] Wherein, the server generates a calculation response message according to the calculation result information, including: determining the annual power generation efficiency of the target stacked photovoltaic project according to the perovskite module efficiency and the crystalline silicon module efficiency; determining the annual power generation of the target stacked photovoltaic project according to the annual power generation efficiency of the target stacked photovoltaic project, the installed capacity and the annual equivalent hours of illumination; determining the project cost of the target stacked photovoltaic project according to the module cost, the project construction cost and the project operating cost; determining the annual power generation income of the target stacked photovoltaic project and the project income of the target stacked photovoltaic project according to the annual power generation of the target stacked photovoltaic project, the grid-connected electricity price, the residual value recovery income and the other income; determining the net present value of the target stacked photovoltaic project according to the annual power generation income of the target stacked photovoltaic project, the project cost of the target stacked photovoltaic project and the discount rate; determining the internal rate of return of the target stacked photovoltaic project and the payback period of the target stacked photovoltaic project according to the net present value of the target stacked photovoltaic project and the discount rate.

[0081] Among them, the efficiency model module in the server is specifically used to: determine the annual power generation efficiency of the target stacked photovoltaic project according to the perovskite module efficiency and the crystalline silicon module efficiency; determine the annual power generation of the target stacked photovoltaic project according to the annual power generation efficiency of the target stacked photovoltaic project, the installed capacity and the annual equivalent lighting hours.

[0082] The cost model module in the server is specifically used to determine the project cost of the target laminated photovoltaic project according to the component cost, the project construction cost and the project operating cost.

[0083] Among them, the income model module in the server is specifically used to determine the annual power generation income of the target stacked photovoltaic project and the project income of the target stacked photovoltaic project based on the annual power generation of the target stacked photovoltaic project, the grid-connected electricity price, the residual value recovery income and the other income.

[0084] Among them, the benefit model module in the server is specifically used to: determine the net present value of the target stacked photovoltaic project based on the annual power generation income of the target stacked photovoltaic project, the project cost of the target stacked photovoltaic project and the discount rate; determine the internal rate of return of the target stacked photovoltaic project and the payback period of the target stacked photovoltaic project based on the net present value of the target stacked photovoltaic project and the discount rate.

[0085] Wherein, the determining of the annual power generation efficiency of the target stacked photovoltaic project according to the perovskite module efficiency and the crystalline silicon module efficiency comprises: determining the annual power generation efficiency of the perovskite module according to the perovskite module efficiency; determining the annual power generation efficiency of the crystalline silicon module according to the crystalline silicon module efficiency; determining the annual power generation efficiency of the target stacked photovoltaic project according to the annual power generation efficiency of the perovskite module and the annual power generation efficiency of the crystalline silicon module.

[0086] The annual power generation efficiency of the perovskite module is determined according to the efficiency of the perovskite module, which can be specifically determined by the following formula:

[0087] η PVK =η PVK-0 ×(1-D PVK )

[0088] Among them, η PVK is the power generation efficiency of the perovskite module of the current project year in the project years, η PVK-0 is the power generation efficiency of the perovskite module in the previous year of the currently calculated project year in the project year (when the currently calculated project year is the first year, η PVK-0 is the perovskite module efficiency), D PVK is the attenuation rate of the perovskite component.

[0089] Wherein, the perovskite component attenuation rate D PVK The specific formula can be determined as follows:

[0090] D PVK =(η PVK-0 -η PVK ) / η PVK-0

[0091] The annual power generation efficiency of the crystalline silicon module is determined according to the efficiency of the crystalline silicon module, which can be specifically determined by the following formula:

[0092] η Si =η Si-0 ×(1-D Si )

[0093] Among them, η Si is the power generation efficiency of the crystalline silicon module of the project year currently calculated in the project years, η Si-0 is the power generation efficiency of the crystalline silicon module in the previous year of the currently calculated project year in the project year (when the currently calculated project year is the first year, η Si-0 is the crystalline silicon module efficiency), D Si is the attenuation rate of crystalline silicon components.

[0094] Among them, the attenuation rate of the crystalline silicon component DSi The specific formula can be determined as follows:

[0095] D PVK =(η Si-0 -η Si ) / η Si-0

[0096] The annual power generation efficiency of the target stacked photovoltaic project is determined according to the annual power generation efficiency of the perovskite module and the annual power generation efficiency of the crystalline silicon module, which can be specifically determined by the following formula:

[0097] η=η PVK +η Si

[0098] Based on this, we can also get the attenuation rate of the laminated photovoltaic project D = (η PVK-0 -η PVK +η Si-0 -η Si ) / (η PVK-0 +η Si-0 ).

[0099] The annual power generation of the target stacked photovoltaic project is determined according to the annual power generation efficiency, the installed capacity and the annual equivalent sunshine hours of the target stacked photovoltaic project, which can be specifically determined by the following formula:

[0100] E i =C e ×h T ×η×E PVK-L

[0101] Among them, E i is the annual power generation of the project year currently calculated in the project years, C e is the installed capacity, h T is the radiation of the inclined surface of the photovoltaic module, E PVK-L It is the weak light power generation of perovskite.

[0102] Among them, due to the high absorption coefficient of perovskite modules, they can still start generating electricity under low light intensity conditions. Therefore, in the calculation of the annual power generation of the stack, the weak light power generation of perovskite photovoltaic modules must be considered. For example, perovskite modules start up about 25 minutes earlier than crystalline silicon modules in the same region on average every morning, and shut down about 20 minutes later at night, and work about 45 minutes longer every day.

[0103] The cumulative power generation of the target laminated photovoltaic project in the nth year is

[0104] The project cost of the target laminated photovoltaic project is determined according to the component cost, the project construction cost and the project operating cost, which can be determined by the following formula:

[0105] C=C m +C b +C r

[0106] Among them, C is the project cost, C m is the component cost, C b is the project construction cost, C r The operating cost of the project.

[0107] The annual power generation income of the target stacked photovoltaic project and the project income of the target stacked photovoltaic project are determined according to the annual power generation of the target stacked photovoltaic project, the grid-connected electricity price, the residual value recovery income and the other income, which can be specifically determined by the following formula:

[0108] I i =E i ×P e

[0109] I s =I e +I r +I o

[0110] Among them, I i is the annual power generation income of the project year currently calculated in the project years, P e For the on-grid electricity price.

[0111] The total power generation income of the target laminated photovoltaic project in the nth year is

[0112] Among them, I s is the project income of the target laminated photovoltaic project, I e is the sum of the annual power generation income of the target laminated photovoltaic project within the project years, I r is the residual value recovery income, I o For other income.

[0113] Wherein, the net present value of the target stacked photovoltaic project is determined according to the annual power generation income of the target stacked photovoltaic project, the project cost of the target stacked photovoltaic project and the discount rate, including: determining the annual project profit of the target stacked photovoltaic project according to the annual power generation income of the target stacked photovoltaic project and the project cost of the target stacked photovoltaic project; determining the net present value according to the annual project profit and the discount rate.

[0114] The annual project profit of the target stacked photovoltaic project is determined according to the annual power generation income of the target stacked photovoltaic project and the project cost of the target stacked photovoltaic project, which can be specifically determined by the following formula:

[0115] P i =I i -C i

[0116] Among them, P i is the annual profit of the project, I i is the average annual project income, C i is the average annual project cost.

[0117] Among them, I i =I s ÷X, C i =C÷X, where X is the number of years of the project.

[0118] Among them, the cumulative annual profit of the target laminated photovoltaic project in the nth year

[0119] The net present value may be determined based on the annual profit of the project, the annual tax rate and the discount rate, and may be determined by the following formula:

[0120]

[0121] Where NPV is the net present value and P0 is the cash outflow, which is equivalent to the average annual project cost C i , R is the discount rate.

[0122] Among them, the internal rate of return of the target stacked photovoltaic project and the payback period of the target stacked photovoltaic project are determined according to the net present value of the target stacked photovoltaic project and the discount rate. Specifically, it can be: the annual project profit corresponding to the net present value of the target stacked photovoltaic project is discounted into present value according to the discount rate, and the payback period is calculated; the discount rate when the net present value is zero is determined as the internal rate of return.

[0123] The annual project profit corresponding to the net present value of the target laminated photovoltaic project is discounted to present value according to the discount rate, and the payback period is calculated, which can be: investment payback period P t =The year when the cumulative annual profit starts to show positive values ​​- 1 + the absolute value of the cumulative annual profit in the year before the year when the positive values ​​start to appear / the annual profit of the project in the year when the positive values ​​start to appear.

[0124] The internal rate of return is determined as the discount rate when the net present value is zero, which can be specifically determined by the following formula:

[0125]

[0126] Among them, IRR is the internal rate of return.

[0127] Step S405, displaying the laminated photovoltaic project calculation result interface.

[0128] Among them, the calculation result interface of the stacked photovoltaic project is used to display the calculation result information.

[0129] In a possible embodiment, the stacked photovoltaic project calculation result interface includes a stacked photovoltaic project calculation result area, the stacked photovoltaic project calculation result area includes a stacked photovoltaic project data display sub-area and a stacked photovoltaic project calculation result display sub-area, and the stacked photovoltaic project calculation result display interface includes: displaying the target stacked photovoltaic project data in the stacked photovoltaic project data display sub-area; and displaying the stacked photovoltaic project calculation result in the stacked photovoltaic project calculation result display sub-area.

[0130] Among them, see Figure 7 , Figure 7 1 is a schematic diagram of the interface of the first laminated photovoltaic project calculation result interface provided in the embodiment of the present application. Figure 7 As shown, the stacked photovoltaic project calculation result interface 700 includes a stacked photovoltaic project data display sub-area 710 and a stacked photovoltaic project calculation result display sub-area 720. The target stacked photovoltaic project data displayed in the stacked photovoltaic project data display sub-area 710 can be, for example, the following: perovskite module efficiency: 20, crystalline silicon module efficiency: 10, installed capacity: 10, project years: 10, annual equivalent lighting hours: 1400, module cost: 1.2, project construction cost: 1.3, project operating cost: 0.06, grid-connected electricity price: 0.45, residual value recovery income: 200, other income: 100, annual tax rate: 25, discount rate: 7.5; the stacked photovoltaic project calculation result display sub-area 720 displays the target stacked photovoltaic project data. The project calculation results can be, for example: the annual power generation of the project is: [1097.6, 1080.95, 1064.61, 1048.56, 1032.81, 1017.34, 1002.16, 987.25, 972.61, 958.23] million KWh; the project cost is: 25 million yuan; the annual cash flow is: [-2500.0, 463.92, 456.43, 449.07, 386.62, 380.42, 374.33, 315.73, 310.7, 305.75, 300.9] million yuan; the net present value (NPV) is: 1.5503 million yuan; the internal rate of return (IRR) is: 8.97%; the payback period is: 5.97 years.

[0131] It can be seen that in the example, after sending the configured target stacked photovoltaic project data to the server and obtaining the stacked photovoltaic project calculation results, the target stacked photovoltaic project data is displayed through the stacked photovoltaic project data display sub-area, and the stacked photovoltaic project calculation results are displayed through the stacked photovoltaic project calculation result display sub-area, so that the user only needs to configure the target stacked photovoltaic project data to obtain the calculation results of the target stacked photovoltaic project without manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0132] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area includes a recovery period judgment result display box, the calculation result information includes a recovery period, and displaying the stacked photovoltaic project calculation result in the stacked photovoltaic project calculation result display sub-area includes: determining a recovery period judgment result based on the recovery period; and displaying the recovery period judgment result in the recovery period judgment result display box.

[0133] Among them, the recycling cycle judgment result is recycling failure or recycling success, and the recycling cycle judgment result is determined based on the recycling cycle, which can specifically be: judging whether the recycling cycle is greater than the number of years of the project; if so, determining that the recycling cycle judgment result is recycling failure; if not, determining that the recycling cycle judgment result is recycling success.

[0134] The displaying of the recycling cycle judgment result in the recycling cycle judgment result display box may specifically be: when it is detected that the recycling cycle judgment result is recycling failure, the recycling cycle judgment result is displayed in the recycling cycle judgment result display box.

[0135] Among them, see Figure 8 , Figure 8 1 is a schematic diagram of the interface of the second laminated photovoltaic project calculation result interface provided in the embodiment of the present application. Figure 8As shown, the stacked photovoltaic project calculation result display sub-area 720 in the stacked photovoltaic project calculation result interface 700 includes a recovery period judgment result display box 801. The target stacked photovoltaic project data displayed in the stacked photovoltaic project data display sub-area 710 may be, for example: perovskite module efficiency: 20, crystalline silicon module efficiency: 10, installed capacity: 10, project years: 5, annual equivalent lighting hours: 1400, module cost: 1.2, project construction cost: 1.3, project operating cost: 0.06, grid-connected electricity price: 0.45, residual value recovery income: 200, other income: 100, annual tax rate: 25, discount rate: 7.5; the stacked photovoltaic project calculation result display sub-area 720 may be, for example: the project's annual power generation The amount is: [1097.6, 1080.95, 1064.61, 1048.56, 1032.81] million KWh; the project cost is: 25 million yuan; the annual cash flow is [-2500.0, 493.92, 486.43, 479.07, 412.87, 406.67] million yuan; the net present value (NPV) is: -641.56 million yuan; the internal rate of return (IRR) is: -3.12%; the payback period: >5 years, the payback period judgment result displayed in the payback period judgment result display box 801 can be, for example: the project fails to recover the investment within the specified period.

[0136] It can be seen that in this example, after sending the configured target stacked photovoltaic project data to the server and obtaining the stacked photovoltaic project calculation results, the target stacked photovoltaic project data is displayed through the stacked photovoltaic project data display sub-area, and the stacked photovoltaic project calculation results and recovery period judgment results are displayed through the stacked photovoltaic project calculation result display sub-area, so that the user only needs to configure the target stacked photovoltaic project data to obtain the calculation results of the target stacked photovoltaic project without manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0137] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area also includes a first relationship generation control and a first relationship display box, the target stacked photovoltaic project data includes perovskite module efficiency, and the stacked photovoltaic project calculation result includes an internal rate of return. After the stacked photovoltaic project calculation result interface is displayed, the method also includes: in response to the user's third selection operation on the first relationship generation control, determining a first relationship based on the perovskite module efficiency and the internal rate of return, the first relationship being used to characterize the functional relationship between the perovskite module efficiency and the internal rate of return; determining a first relationship graph based on the first relationship; and displaying the first relationship graph in the first relationship display box.

[0138] Among them, see Fig. 9 , Fig. 9 : is a schematic diagram of the interface of the third laminated photovoltaic project calculation result interface provided in the embodiment of the present application. Fig. 9 As shown, the stacked photovoltaic project calculation result display sub-area 720 in the stacked photovoltaic project calculation result interface 700 includes a first relationship generation control 901 and a first relationship display box 902, the first relationship generation control 901 is used to obtain the user's third selection operation, the first relationship display box 902 is used to display the first relationship diagram 903, and the first relationship diagram 903 displays the functional relationship between the perovskite component efficiency and the internal rate of return.

[0139] It can be seen that in this example, after sending the configured target stacked photovoltaic project data to the server and obtaining the stacked photovoltaic project calculation results, the target stacked photovoltaic project data is displayed through the stacked photovoltaic project data display sub-area, and the stacked photovoltaic project calculation results, the recovery period judgment results and the first relationship diagram are displayed through the stacked photovoltaic project calculation result display sub-area, so that the user only needs to configure the target stacked photovoltaic project data to obtain the calculation results of the target stacked photovoltaic project and the relationship diagram that needs to be viewed, without the need for manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0140] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area also includes a second relationship generation control and a second relationship display box, the target stacked photovoltaic project data includes component cost, and after the stacked photovoltaic project calculation result interface is displayed, the method also includes: in response to the user's fourth selection operation on the second relationship generation control, determining a second relationship according to the component cost and the payback period, the second relationship being used to characterize the functional relationship between the component cost and the payback period; determining a second relationship graph according to the second relationship; and displaying the second relationship graph in the second relationship display box.

[0141] Among them, see Fig.10 , Fig.10 Schematic diagram of the fourth laminated photovoltaic project calculation result interface provided in the embodiment of the present application. Fig.10 As shown, the stacked photovoltaic project calculation result display sub-area 720 in the stacked photovoltaic project calculation result interface 700 includes a second relationship generation control 1001 and a second relationship display box 1002, wherein the second relationship generation control 1001 is used to obtain the fourth selection operation of the user, and the second relationship display box 1002 is used to display the second relationship diagram 1003. The second relationship diagram 1003 and the first relationship diagram can be displayed simultaneously, or can be displayed alternately with the latest selection operation of the user on the first relationship generation control 901 or the second relationship generation control 1001.

[0142] It can be seen that in this example, after sending the configured target stacked photovoltaic project data to the server and obtaining the stacked photovoltaic project calculation results, the target stacked photovoltaic project data is displayed through the stacked photovoltaic project data display sub-area, and the stacked photovoltaic project calculation results, the recovery period judgment results, the first relationship diagram and / or the second are displayed through the stacked photovoltaic project calculation result display sub-area, so that the user only needs to configure the target stacked photovoltaic project data to obtain the calculation results of the target stacked photovoltaic project and the relationship diagram that needs to be viewed, without the need for manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0143] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area includes a report generation control. After the stacked photovoltaic project calculation result interface is displayed, the method further includes: in response to the user's fifth selection operation on the report generation control, generating a target project analysis report according to the calculation result information, the target project analysis report is used to characterize the feasibility of the target stacked photovoltaic project; and displaying a project analysis report interface, the project analysis report interface is used to display the target project analysis report.

[0144] Among them, see Fig.11 , Fig.11 Schematic diagram of the fifth laminated photovoltaic project calculation result interface provided in the embodiment of the present application. Fig.11 As shown, the stacked photovoltaic project calculation result display sub-area 720 in the stacked photovoltaic project calculation result interface 700 includes a report generation control 1101, and the report generation control 1101 is used to obtain the fifth selection operation of the user.

[0145] The generating of the target project analysis report according to the calculation result information may specifically include: obtaining a preset intelligent analysis model; inputting the calculation result information into the intelligent analysis model to obtain the target project analysis report.

[0146] Wherein, the intelligent analysis model is stored in the intelligent analysis module.

[0147] It can be seen that in this example, after sending the configured target stacked photovoltaic project data to the server and obtaining the stacked photovoltaic project calculation results, the target stacked photovoltaic project data is displayed through the stacked photovoltaic project data display sub-area, and the target project analysis report is generated through the report generation control displayed in the stacked photovoltaic project calculation result display sub-area, so that the user only needs to configure the target stacked photovoltaic project data to obtain the project analysis report of the target stacked photovoltaic project, without the need for manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0148] In a possible embodiment, the target project analysis report includes project key information and prompt information for the target stacked photovoltaic project, the project key information is used to characterize key data information of the target stacked photovoltaic project, the analysis report display area includes a project key information display box and a prompt information display box, and the project analysis report display interface includes: displaying the project key information in the project key information display box; displaying the prompt information in the prompt information display box.

[0149] Among them, see Fig.12 , Fig.12 Schematic diagram of a project analysis report interface provided in an embodiment of the present application. Fig.12As shown, the project analysis report interface 1200 includes a project key information display box 1210 and a prompt information display box 1220. When the target stacked photovoltaic project data obtained by the stacked photovoltaic project calculation interface 600 is perovskite module efficiency: 20, crystalline silicon module efficiency: 10, installed capacity: 10, project years: 10, annual equivalent lighting hours: 1400, module cost: 2, project construction cost: 1.3, project operating cost: 0.06, on-grid electricity price: 0.45, residual value recovery income: 20 0, other income: 100, annual tax rate: 25, discount rate: 7.5, the calculation results of the laminated photovoltaic project returned by the server are: the annual power generation of the project is: [1097.6, 1080.95, 1064.61, 1048.56, 1032.81, 1017.34, 1002.16, 987.25, 972.61, 958.23] million KWh; the project cost is: 25 million yuan; the annual cash flow is: [-3300.0, 463. 92,456.43,449.07,386.62,380.42,374.33,315.73,310.7,305.75,300.9] yuan; project cost: 33 million yuan; net present value (NPV): -644.97 million yuan; internal rate of return (IRR): 2.59%. Then, the key information of the project displayed in the key information display box 1210 includes: component efficiency: 30.0%; actual installed capacity: 10 .00MW; Project cost: 33 million yuan; Project years: 10 years; Annual equivalent hours of illumination: 1400.0 hours; Net present value (NPV): -6.4497 million yuan; Internal rate of return (IRR): 2.59%; Payback period: 9 years. The prompt information displayed in the prompt information display box 1220 includes: high component cost, it is recommended to optimize the supply chain to reduce costs; low internal rate of return, investment return may not be ideal, need to be considered carefully; long payback period, high investment risk. It can be seen that at this time, the project analysis report interface 1200 prompts the user that the component cost of the target laminated photovoltaic project data configured is high.

[0150] Among them, see Fig.13 , Fig.13 : is a schematic diagram of another project analysis report interface provided in an embodiment of the present application. Fig.13As shown, when the target tandem photovoltaic project data obtained by the tandem photovoltaic project calculation interface 600 is perovskite module efficiency: 20, crystalline silicon module efficiency: 10, installed capacity: 10, project years: 10, annual equivalent lighting hours: 1400, module cost: 1.2, project construction cost: 1.3, project operating cost: 0.15, grid-connected electricity price: 0.45, residual value recovery income: 200, other income: 100, annual tax rate: 25, discount rate: 7.5, it is obtained The calculation results of the stacked photovoltaic project returned to the server are: the annual power generation of the project is: [1097.6, 1080.95, 1064.61, 1048.56, 1032.81, 1017.34, 1002.16, 987.25, 972.61, 958.23] million KWh; the project cost is: 25 million yuan; the annual cash flow is: [-2500, 373.92, 366.43, 359.07, 307 .87, 301.67, 295.58, 248.23, 243.23, 238.25, 233.4] yuan; project cost: 25 million yuan; net present value (NPV): -3.9036 million yuan; internal rate of return (IRR): 3.59%. Then, the key information of the project displayed in the key information display box 1210 includes: component efficiency: 30.0%; actual installed capacity: 10.00MW; project cost: 25 million yuan; net present value (NPV): -3.9036 million yuan; internal rate of return (IRR): 3.59%. Cost: 25 million yuan; Project years: 10 years; Annual equivalent hours of illumination: 1400.0 hours; Net present value (NPV): -3.9036 million yuan; Internal rate of return (IRR): 3.59%; Payback period: 8.02 years. The prompt information displayed in the prompt information display box 1220 includes: operating costs are too high, it is recommended to optimize operating efficiency; the payback period is long, the investment risk is high; the internal rate of return is low, the return on investment may not be ideal, and it is necessary to consider carefully. It can be seen that at this time, the project analysis report interface 1200 prompts the user that the application cost of the target laminated photovoltaic project data configured is high.

[0151] It can be seen that in the present application, the terminal device responds to the user's first selection operation on the stacked photovoltaic project calculation control in the stacked photovoltaic project management interface, and displays the stacked photovoltaic project calculation interface, the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, the stacked photovoltaic project configuration area is used to configure the target stacked photovoltaic project data corresponding to the target stacked photovoltaic project; obtains the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; responds to the user's second selection operation on the start calculation control, creates a calculation request message according to the target stacked photovoltaic project data; sends a calculation request message to the server, and receives a calculation response message from the server, the calculation response message includes calculation result information; displays the stacked photovoltaic project calculation result interface, and the stacked photovoltaic project calculation result interface is used to display the calculation result information. Since the target stacked photovoltaic project data configured by the user is obtained through the stacked photovoltaic project calculation interface displayed on the terminal device, and then a calculation request message created according to the stacked photovoltaic project data is sent to the server, the calculation result information returned by the server is obtained, and the calculation result information is displayed through the stacked photovoltaic project calculation result interface, the user only needs to configure the target stacked photovoltaic project data to obtain the calculation result of the target stacked photovoltaic project without manual calculation, which reduces the cost of stacked photovoltaic project calculation and improves the calculation efficiency.

[0152] The above mainly introduces the scheme of the embodiment of the present application from the perspective of the execution process on the method side. It is understandable that, in order to realize the above functions, the controller includes a hardware structure and / or software module corresponding to the execution of each function. Those skilled in the art should easily realize that, in combination with the units and algorithm steps of each example described in the embodiment provided herein, the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is executed in the form of hardware or computer software driving hardware depends on the specific application and design constraints of the technical solution. Professional and technical personnel can use different methods to implement the described functions for each specific application, but such implementation should not be considered to be beyond the scope of the present application.

[0153] In accordance with the above-mentioned embodiments, please refer to Fig.14 , Fig.14 is a functional unit block diagram of a stacked photovoltaic project calculation device provided in an embodiment of the present application, such as Fig.14As shown, the stacked photovoltaic project calculation device 1400 includes: a first processing unit 1401, which is used to respond to the user's first selection operation on the stacked photovoltaic project calculation control in the stacked photovoltaic project management interface, display the stacked photovoltaic project calculation interface, the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, the stacked photovoltaic project configuration area is used to configure the target stacked photovoltaic project data corresponding to the target stacked photovoltaic project; obtain the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; in response to the user's second selection operation on the start calculation control, create a calculation request message according to the target stacked photovoltaic project data; a first receiving unit 1402, which is used to send the calculation request message to the server and receive a calculation response message from the server, the calculation response message including calculation result information; a second processing unit 1403, which is used to display the stacked photovoltaic project calculation result interface, the stacked photovoltaic project calculation result interface is used to display the calculation result information.

[0154] In a possible embodiment, the stacked photovoltaic project calculation result interface includes a stacked photovoltaic project calculation result area, and the stacked photovoltaic project calculation result area includes a stacked photovoltaic project data display sub-area and a stacked photovoltaic project calculation result display sub-area. In terms of the stacked photovoltaic project calculation result display interface, the second processing unit 1403 is specifically used to: display the target stacked photovoltaic project data in the stacked photovoltaic project data display sub-area; and display the stacked photovoltaic project calculation result in the stacked photovoltaic project calculation result display sub-area.

[0155] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area includes a recovery period judgment result display box, the calculation result information includes the recovery period, and in terms of displaying the stacked photovoltaic project calculation result in the stacked photovoltaic project calculation result display sub-area, the second processing unit 1403 is specifically used to: determine the recovery period judgment result according to the recovery period; and display the recovery period judgment result in the recovery period judgment result display box.

[0156] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area also includes a first relationship generation control and a first relationship display box, the target stacked photovoltaic project data includes perovskite module efficiency, and the stacked photovoltaic project calculation result includes an internal rate of return. After the stacked photovoltaic project calculation result interface is displayed, the stacked photovoltaic project calculation device 1400 is also used to: respond to the user's third selection operation on the first relationship generation control, determine a first relationship based on the perovskite module efficiency and the internal rate of return, the first relationship is used to characterize the functional relationship between the perovskite module efficiency and the internal rate of return; determine a first relationship diagram based on the first relationship; and display the first relationship diagram in the first relationship display box.

[0157] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area also includes a second relationship generation control and a second relationship display box, the target stacked photovoltaic project data includes component cost, and after the stacked photovoltaic project calculation result interface is displayed, the stacked photovoltaic project calculation device 1400 is also used to: in response to the user's fourth selection operation on the second relationship generation control, determine a second relationship according to the component cost and the payback period, the second relationship is used to characterize the functional relationship between the component cost and the payback period; determine a second relationship graph according to the second relationship; and display the second relationship graph in the second relationship display box.

[0158] In a possible embodiment, the stacked photovoltaic project calculation result display sub-area includes a report generation control. After the stacked photovoltaic project calculation result interface is displayed, the stacked photovoltaic project calculation device 1400 is also used to: in response to the user's fifth selection operation on the report generation control, generate a target project analysis report according to the calculation result information, and the target project analysis report is used to characterize the feasibility of the target stacked photovoltaic project; and display a project analysis report interface, and the project analysis report interface is used to display the target project analysis report.

[0159] In a possible embodiment, the target project analysis report includes project key information and prompt information for the target stacked photovoltaic project, the project key information is used to characterize the key data information of the target stacked photovoltaic project, the analysis report display area includes a project key information display box and a prompt information display box, and in the project analysis report display interface, the stacked photovoltaic project calculation device 1400 is also used to: display the project key information in the project key information display box; display the prompt information in the prompt information display box.

[0160] It can be understood that since the method embodiment and the device embodiment are different presentation forms of the same technical concept, the content of the method embodiment part in this application should be synchronously adapted to the device embodiment part and will not be repeated here.

[0161] In the case of an integrated unit, such as Fig.15 As shown, Fig.15 This is a functional unit block diagram of another laminated photovoltaic project measurement device provided in an embodiment of the present application. Fig.15 In the present invention, the stacked photovoltaic project calculation device 1400 includes: a processing module 1512 and a communication module 1511. The processing module 1512 is used to control and manage the actions of the stacked photovoltaic project calculation device 1400, for example, to execute the steps of the first processing unit 1401, the first receiving unit 1402 and the second processing unit 1403, and / or to execute other processes of the technology described in this article. The communication module 1511 is used to support the interaction between the stacked photovoltaic project calculation device 1400 and other devices. Fig.15 As shown, the stacked photovoltaic project calculation device 1400 may further include a storage module 1513 , and the storage module 1513 is used to store program codes and data of the stacked photovoltaic project calculation device 1400 .

[0162] Among them, the processing module 1512 can be a processor or a controller, for example, a central processing unit (CPU), a general processor, a digital signal processor (DSP), an ASIC, an FPGA or other programmable logic device, a transistor logic device, a hardware component or any combination thereof. It can implement or execute various exemplary logic blocks, modules and circuits described in conjunction with the disclosure of this application. The processor can also be a combination that implements a computing function, such as a combination of one or more microprocessors, a combination of a DSP and a microprocessor, and the like. The communication module 1511 can be a transceiver, an RF circuit or a communication interface, and the like. The storage module 1513 can be a memory.

[0163] Among them, all relevant contents of each scenario involved in the above method embodiment can be referred to the functional description of the corresponding functional module, and will not be repeated here. The above laminated photovoltaic project measurement device 1400 can execute the above Figure 4 The calculation method for the stacked photovoltaic project is shown.

[0164] The above embodiments can be implemented in whole or in part by software, hardware, firmware or any other combination. When implemented using software, the above embodiments can be implemented in whole or in part in the form of a computer program product. The computer program product includes one or more computer instructions or computer programs. When the computer instructions or computer programs are loaded or executed on a computer, the process or function described in the embodiment of the present application is generated in whole or in part. The computer can be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device. The computer instructions can be stored in a computer-readable storage medium, or transmitted from one computer-readable storage medium to another computer-readable storage medium. For example, the computer instructions can be transmitted from one website site, computer, server or data center to another website site, computer, server or data center by wired or wireless means. The computer-readable storage medium can be any available medium that a computer can access or a data storage device such as a server or data center that contains one or more available media sets. The available medium can be a magnetic medium (e.g., a floppy disk, a hard disk, a tape), an optical medium (e.g., a DVD), or a semiconductor medium. The semiconductor medium can be a solid-state hard disk.

[0165] Fig.16 is a structural block diagram of a terminal device provided in an embodiment of the present application. Fig.16 As shown, the terminal device 120 may include one or more of the following components: a processor 310, and a memory 320 coupled to the processor 310, wherein the memory 320 may store one or more computer programs 321, and the one or more computer programs 321 may be configured to implement the methods described in the above embodiments when executed by one or more processors 310.

[0166] The processor 310 may include one or more processing cores. The processor 310 uses various interfaces and lines to connect various parts of the entire terminal device 120, and executes various functions and processes data of the terminal device 120 by running or executing instructions, programs, code sets or instruction sets stored in the memory 320, and calling data stored in the memory 320. Optionally, the processor 310 can be implemented in at least one hardware form of digital signal processing (DSP), field-programmable gate array (FPGA), and programmable logic array (PLA). The processor 310 can integrate one or a combination of a central processing unit (CPU), a graphics processing unit (GPU), and a modem. Among them, the CPU mainly processes the operating system, user interface, and application programs; the GPU is responsible for rendering and drawing display content; and the modem is used to process wireless communications. It can be understood that the above-mentioned modem may not be integrated into the processor 310, but may be implemented separately through a communication chip.

[0167] The memory 320 may include a random access memory (RAM) or a read-only memory (ROM). The memory 320 may be used to store instructions, programs, codes, code sets or instruction sets. The memory 320 may include a program storage area and a data storage area, wherein the program storage area may store instructions for implementing an operating system, instructions for implementing at least one function (such as a touch function, a sound playback function, an image playback function, etc.), instructions for implementing the above-mentioned various method embodiments, etc. The data storage area may also store data created by the terminal device 120 during use, etc.

[0168] It is understandable that the terminal device 120 may include more or fewer structural elements than those in the above structural block diagram, which is not limited here. The embodiment of the present application provides a computer-readable storage medium on which a computer program / instruction is stored, and when the computer program / instruction is executed by a processor, the steps of the method described in any possible embodiment are implemented.

[0169] It should be understood that in the various embodiments of the present application, the size of the serial numbers of the above-mentioned processes does not mean the order of execution. The execution order of each process should be determined by its function and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.

[0170] In the several embodiments provided in the present application, it should be understood that the disclosed methods, devices and systems can be implemented in other ways. For example, the device embodiments described above are merely schematic; for example, the division of the unit is only a logical function division, and there may be other division methods in actual implementation; for example, multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some interfaces, indirect coupling or communication connection of devices or units, which can be electrical, mechanical or other forms.

[0171] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0172] In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may be physically included separately, or two or more units may be integrated into one unit. The above-mentioned integrated unit may be implemented in the form of hardware or in the form of hardware plus software functional units.

[0173] The above-mentioned integrated unit implemented in the form of a software functional unit can be stored in a computer-readable storage medium. The above-mentioned software functional unit is stored in a storage medium, including a number of instructions for a computer device (which can be a personal computer, a server, or a network device, etc.) to perform some steps of the method described in each embodiment of the present invention. The aforementioned storage medium includes: a USB flash drive, a mobile hard disk, a magnetic disk, an optical disk, a volatile memory or a non-volatile memory. Among them, the non-volatile memory can be a read-only memory (ROM), a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), an electrically erasable programmable read-only memory (EEPROM) or a flash memory. The volatile memory can be a random access memory (RAM), which is used as an external cache. By way of example but not limitation, many forms of random access memory (RAM) are available, such as static RAM (SRAM), dynamic random access memory (DRAM), synchronous DRAM (SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (synchlink DRAM, SLDRAM) and direct memory bus random access memory (directrambus RAM, DR RAM) and other media that can store program code.

[0174] Although the present invention is disclosed as above, the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions without departing from the spirit and scope of the present invention, and can make various changes and modifications, including the combination of the above-mentioned different functions and implementation steps, including software and hardware implementation methods, all of which are within the scope of protection of the present invention.

Claims

1. A method for calculating a laminated photovoltaic project, characterized in that: A terminal device applied to a stacked photovoltaic project calculation system, the stacked photovoltaic project calculation system comprising the terminal device and a server, the method comprising: In response to a first selection operation of a user on a stacked photovoltaic project calculation control in a stacked photovoltaic project management interface, a stacked photovoltaic project calculation interface is displayed, wherein the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, wherein the stacked photovoltaic project configuration area is used to configure target stacked photovoltaic project data corresponding to a target stacked photovoltaic project; Acquiring the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; In response to a second selection operation of the user on the start calculation control, creating a calculation request message according to the target laminated photovoltaic project data; Sending the calculation request message to the server, and receiving a calculation response message from the server, wherein the calculation response message includes calculation result information; The stacked photovoltaic project calculation result interface is displayed, and the stacked photovoltaic project calculation result interface is used to display the calculation result information.

2. The method according to claim 1, characterized in that The stacked photovoltaic project calculation result interface includes a stacked photovoltaic project calculation result area, the stacked photovoltaic project calculation result area includes a stacked photovoltaic project data display sub-area and a stacked photovoltaic project calculation result display sub-area, and the stacked photovoltaic project calculation result display interface includes: Displaying the target stacked photovoltaic project data in the stacked photovoltaic project data display subarea; The stacked photovoltaic project calculation results are displayed in the stacked photovoltaic project calculation result display sub-area.

3. The method according to claim 2, characterized in that The stacked photovoltaic project calculation result display sub-area includes a payback period judgment result display box, the calculation result information includes the payback period, and the stacked photovoltaic project calculation result is displayed in the stacked photovoltaic project calculation result display sub-area, including: Determine a recycling cycle judgment result according to the recycling cycle; The recycling period determination result is displayed in the recycling period determination result display box.

4. The method according to claim 3, characterized in that: The stacked photovoltaic project calculation result display sub-area further includes a first relationship generation control and a first relationship display box, the target stacked photovoltaic project data includes perovskite module efficiency, the stacked photovoltaic project calculation result includes an internal rate of return, and after the stacked photovoltaic project calculation result interface is displayed, the method further includes: In response to a third selection operation of the user on the first relationship generation control, determining a first relationship according to the perovskite component efficiency and the internal rate of return, wherein the first relationship is used to characterize a functional relationship between the perovskite component efficiency and the internal rate of return; determining a first relationship graph according to the first relationship; The first relationship diagram is displayed in the first relationship display frame.

5. The method according to claim 4, characterized in that The stacked photovoltaic project calculation result display sub-area further includes a second relationship generation control and a second relationship display box, the target stacked photovoltaic project data includes component costs, and after the stacked photovoltaic project calculation result interface is displayed, the method further includes: In response to a fourth selection operation of the user on the second relationship generation control, determining a second relationship according to the component cost and the payback period, wherein the second relationship is used to characterize a functional relationship between the component cost and the payback period; determining a second relationship graph according to the second relationship; The second relationship diagram is displayed in the second relationship display frame.

6. The method according to claim 5, characterized in that The stacked photovoltaic project calculation result display sub-area includes a report generation control. After the stacked photovoltaic project calculation result display interface, the method further includes: In response to a fifth selection operation of the user on the report generation control, generating a target project analysis report according to the measurement result information, wherein the target project analysis report is used to characterize the feasibility of the target laminated photovoltaic project; A project analysis report interface is displayed, wherein the project analysis report interface is used to display the target project analysis report.

7. The method according to claim 6, characterized in that The target project analysis report includes key project information and prompt information for the target laminated photovoltaic project, wherein the key project information is used to characterize key data information of the target laminated photovoltaic project, the analysis report display area includes a key project information display box and a prompt information display box, and the display project analysis report interface includes: Display the project key information in the project key information display box; The prompt information is displayed in the prompt information display box.

8. A stacked photovoltaic project measurement device, characterized in that: A terminal device used in a stacked photovoltaic project calculation system, the stacked photovoltaic project calculation system comprising the terminal device and a server, the device comprising: A first processing unit is configured to, in response to a first selection operation of a user on a stacked photovoltaic project calculation control in a stacked photovoltaic project management interface, display a stacked photovoltaic project calculation interface, wherein the stacked photovoltaic project calculation interface includes a stacked photovoltaic project configuration area and a start calculation control, wherein the stacked photovoltaic project configuration area is used to configure target stacked photovoltaic project data corresponding to a target stacked photovoltaic project; obtain the target stacked photovoltaic project data entered by the user through the stacked photovoltaic project calculation interface; and create a calculation request message according to the target stacked photovoltaic project data in response to a second selection operation of the user on the start calculation control; A first receiving unit, configured to send the calculation request message to the server, and receive a calculation response message from the server, wherein the calculation response message includes calculation result information; The second processing unit is used to display the stacked photovoltaic project calculation result interface, and the stacked photovoltaic project calculation result interface is used to display the calculation result information.

9. A terminal device, characterized in that: The method comprises a processor, a memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the processor, and the programs include instructions for executing the steps in the method according to any one of claims 1 to 7.

10. A computer-readable storage medium, characterized in that: A computer program / instruction is stored thereon, and when the computer program / instruction is executed by a processor, the steps of the method according to any one of claims 1 to 7 are implemented.

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