Photovoltaic power station available area screening method and system

Abstract

The invention provides a photovoltaic power station available area screening method and system. The method comprises the following steps: acquiring topographic data of each terrain in a to-be-screened area; determining the gradient of each terrain based on the terrain data of each terrain; and screening the terrains in the to-be-screened area according to a preset limit construction slope, a shadow-free time range and the slopes of the terrains to obtain an available area of the photovoltaic power station. According to the technical scheme, the available area of the photovoltaic power station can be accurately screened out, and a basis and guarantee are provided for construction of the photovoltaic power station.

Description

Technical Field

[0001] The present application relates to the field of photovoltaic power station construction, and in particular to a method and system for screening available areas of photovoltaic power stations. Background Art

[0002] As energy crisis and environmental problems become increasingly serious, the application of renewable energy has attracted more and more attention, among which photovoltaic power generation technology has been widely used; distributed photovoltaic power station construction is one of the most widely used areas of photovoltaic power generation technology. It has the advantages of low cost and green environmental protection, and is especially suitable for rural areas and remote mountainous areas. However, in the process of photovoltaic power station construction and development, the selection of terrain is related to the efficiency of photovoltaic power generation. Therefore, it is urgent to propose a method that can accurately screen the available areas of photovoltaic power stations. Summary of the invention

[0003] The present application provides a method and system for screening available areas of a photovoltaic power station, so as to at least solve the technical problem that the prior art cannot accurately screen the terrain.

[0004] The first embodiment of the present application provides a method for screening available areas of a photovoltaic power station, the method comprising:

[0005] Obtaining terrain data of various terrains in the area to be screened;

[0006] Determining the slope of each terrain based on the terrain data of each terrain;

[0007] The terrains in the to-be-screened area are screened according to the preset extreme construction slope, the shadow-free time range and the slopes of the terrains to obtain an available area for a photovoltaic power station.

[0008] Preferably, the terrain data includes: longitude and latitude, and altitude.

[0009] Furthermore, the preset limit construction slope is 30 degrees;

[0010] The shadow-free time range is from 9:00 to 15:00.

[0011] Furthermore, the terrains in the to-be-screened area are screened according to the preset extreme construction slope, the shadow-free time range and the slopes of the terrains to obtain the available areas of the photovoltaic power station, including:

[0012] According to the slopes of the terrains and the preset limit construction slope, the terrains with slopes greater than 30 degrees are eliminated to obtain a first type of terrain set;

[0013] Determine the shadow time of each terrain in the first type of terrain set;

[0014] Determine respectively whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, if so, delete the terrain corresponding to the shadow time to obtain the second type of terrain set;

[0015] The area formed by the terrains in the second type of terrain set is used as an available area for a photovoltaic power station.

[0016] The second embodiment of the present application provides a photovoltaic power station available area screening system, including:

[0017] An acquisition module is used to acquire terrain data of various terrains in the area to be screened;

[0018] A determination module, configured to determine the slope of each terrain based on the terrain data of each terrain;

[0019] The screening module is used to screen the terrains in the area to be screened according to the preset extreme construction slope, the shadow-free time range and the slope of the terrains to obtain the available area of ​​the photovoltaic power station.

[0020] Preferably, the terrain data includes: longitude and latitude, and altitude.

[0021] Furthermore, the preset limit construction slope is 30 degrees;

[0022] The shadow-free time range is from 9:00 to 15:00.

[0023] Furthermore, the screening module includes:

[0024] A removal unit is used to remove the terrain with a slope greater than 30 degrees from the terrain according to the slope of the terrain and the preset limit construction slope, so as to obtain a first type of terrain set;

[0025] A first determining unit, configured to determine the shadow time of each terrain in the first type of terrain set;

[0026] a deleting unit, configured to respectively determine whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, and if so, delete the terrain corresponding to the shadow time to obtain a second type of terrain set;

[0027] The second determining unit is configured to use the area formed by the terrains in the second-type terrain set as an available area for a photovoltaic power station.

[0028] The third aspect of the present application provides an electronic device, comprising: a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein when the processor executes the program, the method described in the first aspect is implemented.

[0029] A fourth aspect of the present application provides a computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements the method described in the first aspect of the present application.

[0030] The technical solution provided by the embodiments of the present application brings at least the following beneficial effects:

[0031] The present application proposes a method and system for screening available areas for photovoltaic power stations, the method comprising: obtaining terrain data of each terrain in the area to be screened; determining the slope of each terrain based on the terrain data of each terrain; screening each terrain in the area to be screened according to the preset limit construction slope, shadow-free time range and the slope of each terrain to obtain the available area for photovoltaic power stations. The technical solution proposed in the present application can accurately screen out the available area for photovoltaic power stations, providing a basis and guarantee for the construction of photovoltaic power stations.

[0032] Additional aspects and advantages of the present application will be given in part in the description below, and in part will become apparent from the description below, or will be learned through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The above and / or additional aspects and advantages of the present application will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0034] Figure 1 A flowchart of a method for screening available areas of a photovoltaic power station provided according to an embodiment of the present application;

[0035] Figure 2 A structural diagram of a photovoltaic power station available area screening system provided according to an embodiment of the present application;

[0036] Figure 3 The present invention is a structural diagram of a screening module provided according to one embodiment of the present application. DETAILED DESCRIPTION

[0037] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and should not be construed as limiting the present application.

[0038] The present application proposes a method and system for screening available areas for photovoltaic power stations, the method comprising: obtaining terrain data of each terrain in the area to be screened; determining the slope of each terrain based on the terrain data of each terrain; screening each terrain in the area to be screened according to the preset limit construction slope, shadow-free time range and the slope of each terrain to obtain the available area for photovoltaic power stations. The technical solution proposed in the present application can accurately screen out the available area for photovoltaic power stations, providing a basis and guarantee for the construction of photovoltaic power stations.

[0039] A method and system for screening available areas of a photovoltaic power station according to an embodiment of the present application will be described below with reference to the accompanying drawings.

[0040] Embodiment 1

[0041] Figure 1 A flowchart of a method for screening available areas of a photovoltaic power station according to an embodiment of the present application is provided. Figure 1 As shown, the method includes:

[0042] Step 1: Obtain terrain data of each area to be screened.

[0043] In the disclosed embodiment, the terrain data includes: longitude and latitude, and altitude.

[0044] The latitude, longitude and altitude are the elevation information of each survey point formed through on-site survey.

[0045] Step 2: Determine the slope of each terrain based on the terrain data of each terrain.

[0046] It should be noted that the slope of each terrain can be obtained by dividing the elevation of each terrain by the horizontal distance of each terrain.

[0047] Step 3: Screening the terrains in the to-be-screened area according to the preset extreme construction slope, shadow-free time range and the slopes of the terrains to obtain available areas for the photovoltaic power station.

[0048] It should be noted that the preset limit construction slope is 30 degrees;

[0049] The shadow-free time range is from 9:00 to 15:00, wherein the shadow-free time range from 9:00 to 15:00 is the time range in winter.

[0050] In the embodiment of the present disclosure, step 3 specifically includes:

[0051] According to the slopes of the terrains and the preset limit construction slope, the terrains with slopes greater than 30 degrees are eliminated to obtain a first type of terrain set;

[0052] Determine the shadow time of each terrain in the first type of terrain set;

[0053] Determine respectively whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, if so, delete the terrain corresponding to the shadow time to obtain the second type of terrain set;

[0054] The area formed by the terrains in the second type of terrain set is used as an available area for a photovoltaic power station.

[0055] In summary, the method for screening available areas of a photovoltaic power station proposed in this embodiment can accurately screen available areas of a photovoltaic power station, thus providing a basis and guarantee for the construction of a photovoltaic power station.

[0056] Embodiment 2

[0057] Figure 2 A structural diagram of a photovoltaic power station available area screening system provided according to an embodiment of the present application, such as Figure 2 As shown, the system comprises:

[0058] An acquisition module 100 is used to acquire terrain data of various terrains in the area to be screened;

[0059] A determination module 200, configured to determine the slope of each terrain based on the terrain data of each terrain;

[0060] The screening module 300 is used to screen the terrains in the area to be screened according to the preset extreme construction slope, the shadow-free time range and the slope of the terrains to obtain the available area of ​​the photovoltaic power station.

[0061] The terrain data includes: longitude and latitude, and altitude;

[0062] The preset limit construction slope is 30 degrees;

[0063] The shadow-free time range is from 9:00 to 15:00.

[0064] In the embodiments of the present disclosure, Figure 3 As shown, the screening module 300 includes:

[0065] The elimination unit 301 is used to eliminate the terrain with a slope greater than 30 degrees in the terrain according to the slope of the terrain and the preset limit construction slope, so as to obtain a first type of terrain set;

[0066] A first determining unit 302 is used to determine the shadow time of each terrain in the first type of terrain set;

[0067] The deletion unit 303 is used to determine whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, and if so, delete the terrain corresponding to the shadow time to obtain a second type of terrain set;

[0068] The second determining unit 304 is configured to use the area formed by the terrains in the second type of terrain set as an available area for a photovoltaic power station.

[0069] In summary, the photovoltaic power station available area screening system proposed in this embodiment can accurately screen out the available areas of the photovoltaic power station, providing a basis and guarantee for the construction of the photovoltaic power station.

[0070] Embodiment 3

[0071] In order to implement the above embodiments, the present disclosure further proposes an electronic device, including: a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein when the processor executes the program, the method described in Embodiment 1 is implemented.

[0072] Embodiment 4

[0073] In order to implement the above embodiments, the present disclosure further proposes a computer-readable storage medium on which a computer program is stored. When the program is executed by a processor, the method described in the first embodiment is implemented.

[0074] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0075] Any process or method description in a flowchart or otherwise described herein may be understood to represent a module, fragment or portion of code comprising one or more executable instructions for implementing the steps of a custom logical function or process, and the scope of the preferred embodiments of the present application includes alternative implementations in which functions may not be performed in the order shown or discussed, including performing functions in a substantially simultaneous manner or in the reverse order depending on the functions involved, which should be understood by technicians in the technical field to which the embodiments of the present application belong.

[0076] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A method for screening available areas of photovoltaic power stations, characterized in that: The method comprises: Obtaining terrain data of various terrains in the area to be screened; Determining the slope of each terrain based on the terrain data of each terrain; The terrains in the to-be-screened area are screened according to the preset extreme construction slope, the shadow-free time range and the slopes of the terrains to obtain an available area for a photovoltaic power station.

2. The method according to claim 1, characterized in that The terrain data includes: longitude, latitude, and altitude.

3. The method according to claim 2, characterized in that The preset limit construction slope is 30 degrees; The shadow-free time range is from 9:00 to 15:

00.

4. The method according to claim 3, characterized in that The method of screening the terrains in the to-be-screened area according to the preset extreme construction slope, the shadow-free time range and the slopes of the terrains to obtain the available area of ​​the photovoltaic power station includes: According to the slopes of the terrains and the preset limit construction slope, the terrains with slopes greater than 30 degrees are eliminated to obtain a first type of terrain set; Determine the shadow time of each terrain in the first type of terrain set; Determine respectively whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, if so, delete the terrain corresponding to the shadow time to obtain the second type of terrain set; The area formed by the terrains in the second type of terrain set is used as an available area for a photovoltaic power station.

5. A method for screening available areas of photovoltaic power stations, characterized in that: The system comprises: An acquisition module is used to acquire terrain data of various terrains in the area to be screened; A determination module, configured to determine the slope of each terrain based on the terrain data of each terrain; The screening module is used to screen the terrains in the area to be screened according to the preset extreme construction slope, the shadow-free time range and the slope of the terrains to obtain the available area of ​​the photovoltaic power station.

6. The system according to claim 5, characterized in that The terrain data includes: longitude, latitude, and altitude.

7. The system according to claim 6, characterized in that The preset limit construction slope is 30 degrees; The shadow-free time range is from 9:00 to 15:

00.

8. The system according to claim 7, characterized in that The screening module comprises: A removal unit is used to remove the terrain with a slope greater than 30 degrees from the terrain according to the slope of the terrain and the preset limit construction slope, so as to obtain a first type of terrain set; A first determining unit, configured to determine the shadow time of each terrain in the first type of terrain set; a deleting unit, configured to respectively determine whether the shadow time of each terrain in the first type of terrain set is within the shadow-free time range of 9:00 to 15:00, and if so, delete the terrain corresponding to the shadow time to obtain a second type of terrain set; The second determining unit is configured to use the area formed by the terrains in the second-type terrain set as an available area for a photovoltaic power station.

9. An electronic device, characterized in that: include: A memory, a processor, and a computer program stored in the memory and executable on the processor, wherein when the processor executes the program, the method according to any one of claims 1 to 4 is implemented.

10. A computer-readable storage medium having a computer program stored thereon, characterized in that: When the program is executed by a processor, the method according to any one of claims 1 to 4 is implemented.

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