Accounting method, device and equipment for photovoltaic base engineering carbon emission

Abstract

The invention provides a photovoltaic base engineering carbon emission accounting method, device and equipment, and the method comprises the steps: obtaining at least one piece of engineering related data of a photovoltaic base engineering and a carbon emission calculation parameter corresponding to each piece of engineering related data; wherein the engineering related data comprises at least one of the following items: engineering material data, photovoltaic related equipment data, energy consumption data, building element data and engineering investment fund data; on the basis of each item of the engineering related data and the carbon emission calculation parameter corresponding to each item of the engineering related data, partial carbon emission corresponding to each item of the engineering related data is obtained; and accounting is carried out based on the partial carbon emission corresponding to each item of engineering related data, and the carbon emission of the photovoltaic base engineering is obtained. According to the technical scheme of the invention, the method can achieve the more accurate accounting of the carbon emission of the photovoltaic base engineering.

Description

Technical Field

[0001] The present application relates to the field of carbon emission technology, and in particular to a method, device and equipment for calculating carbon emissions of photovoltaic base projects. Background Art

[0002] The analysis and accounting of carbon emissions from large-scale photovoltaic bases is one of the basic tasks for promoting the construction of new energy systems and new power systems. However, due to the large investment amount of large-scale photovoltaic bases, the large area of ​​projects, and the variety of carbon emission projects, there are differences in carbon emission factors, accounting models, and accounting boundaries used by different carbon emission projects, resulting in large deviations between the carbon emission accounting results obtained by the analysis and measurement methods in related technologies and the actual situation, making it difficult to accurately reflect the overall level of carbon emissions from large-scale photovoltaic base projects. Summary of the invention

[0003] The present application aims to solve one of the technical problems in the related art at least to some extent.

[0004] In the first aspect, the present application proposes a method for calculating the carbon emissions of a photovoltaic base project, the method comprising: obtaining at least one project-related data of the photovoltaic base project and a carbon emission calculation parameter corresponding to each of the project-related data; wherein the project-related data comprises at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, building element data, and project investment capital data; based on each of the project-related data and the carbon emission calculation parameter corresponding to each of the project-related data, obtaining a portion of the carbon emissions corresponding to each of the project-related data; calculating based on the portion of the carbon emissions corresponding to each of the project-related data to obtain the carbon emissions of the photovoltaic base project.

[0005] In one implementation, the engineering material data includes material type and material quality, and the carbon emission calculation parameter corresponding to the engineering material data includes a first carbon emission factor corresponding to the material type; wherein the partial carbon emission corresponding to the engineering material data can be obtained based on the following formula:

[0006] CE material =∑m i ×EF i

[0007] Among them, CE material is the carbon emission of the part corresponding to the engineering material data, m i is the material mass corresponding to the i-th material type, EF i is the first carbon emission factor corresponding to the ith material type.

[0008] In one implementation, the photovoltaic-related equipment data includes the installed capacity of photovoltaic modules, the area of ​​photovoltaic modules, the power conversion efficiency of photovoltaic modules, the yield rate of photovoltaic modules, the number of photovoltaic module silicon wafers produced per kilogram of silicon material, the number of photovoltaic modules required to form a photovoltaic panel, the number of photovoltaic modules connected to each inverter, and the unit price of the inverter. The carbon emission calculation parameters corresponding to the photovoltaic-related equipment data include the second carbon emission factor corresponding to the silicon material and the first carbon emission intensity corresponding to the inverter; wherein, the partial carbon emissions corresponding to the photovoltaic-related equipment data can be obtained based on the following formula:

[0009]

[0010] CE photovoltatics =CE mod ule +CE inventer

[0011] Wherein, W is the installed capacity of the photovoltaic module, s is the area of ​​the photovoltaic module, e is the power conversion efficiency of the photovoltaic module, r is the yield rate of the photovoltaic module, C is the number of photovoltaic module silicon wafers produced per kilogram of silicon material, EF Si is the second carbon emission factor corresponding to silicon material, is the number of photovoltaic modules required to form a photovoltaic panel, K is the number of photovoltaic modules connected to each inverter, p is the unit price of the inverter, EI electric is the first carbon emission intensity corresponding to the inverter, CE mod ule is the carbon emission corresponding to the photovoltaic module, CE inventer is the carbon emission corresponding to the inverter, CE photovoltatics It is the partial carbon emissions corresponding to the photovoltaic related equipment data.

[0012] In one implementation, the energy consumption data includes the consumption of each type of energy by each construction machine, the number of shifts of each construction machine, the material turnover of each engineering material, and the material turnover method of each engineering material. The carbon emission calculation parameters corresponding to the energy consumption data include the third carbon emission factor corresponding to each type of energy and the fourth carbon emission factor corresponding to each material turnover method. Part of the carbon emissions corresponding to the energy consumption data can be obtained based on the following formula:

[0013] CE energy =ΣMS k ×EN kl ×EF l +ΣCT i ×EF t

[0014] Among them, NS k is the number of shifts of the k-th type of construction machinery, EN kl is the consumption of the lth energy in the kth construction machinery unit during the construction shift, EF l is the carbon emission factor corresponding to the first energy source, CT i is the material turnover of the i-th engineering material through the t-th material turnover method, EF t It is the fourth carbon emission factor corresponding to the tth material turnover mode.

[0015] In one implementation, the building element data includes the amount of funds consumed by each building element, and the carbon emission calculation parameter corresponding to the building element data includes the second carbon emission intensity corresponding to each building element; wherein the partial carbon emission amount corresponding to the building element data can be obtained based on the following formula:

[0016]

[0017] CE project =∑P j ×EI j

[0018] Among them, E e,c is the carbon emission accounting result of the energy consumption department in the photovoltaic base project, X j is the total investment corresponding to the jth type of building element, X c is the total output corresponding to the energy consumption sector, P j is the amount of funds consumed by the jth type of building element, EI j The j-th building element corresponds to the second carbon emission intensity.

[0019] In one implementation, the engineering investment capital data includes the investment capital corresponding to each engineering project, and the carbon emission calculation parameters corresponding to the engineering investment capital data include the consumer price index, the purchasing power parity index, and the third carbon emission intensity, the fourth carbon emission intensity, and the fifth carbon emission intensity; wherein, the partial carbon emissions corresponding to the project funds can be obtained based on the following formula:

[0020]

[0021] Among them, E n,bp is the carbon emissions of the investment corresponding to the nth type of project in the base period, I n is the investment corresponding to the nth type of project, CPI cp is the first consumer price index corresponding to the current period, CPI bpis the second consumer price index corresponding to the base period, PPP bp is the purchasing power parity index corresponding to the base period, EI n is the third carbon emission intensity of the project department corresponding to the investment funds of the nth project, CI np is the fourth carbon emission intensity corresponding to the current period, UI bp is the fifth carbon emission intensity corresponding to the base period, CE investment The carbon emissions corresponding to the project funds.

[0022] In the second aspect, the present application proposes a device for calculating carbon emissions of a photovoltaic base project, the device comprising: an acquisition module, used to obtain at least one project-related data of the photovoltaic base project and a carbon emission calculation parameter corresponding to each of the project-related data; wherein the project-related data includes at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, building element data, and project investment data; a first processing module, used to obtain part of the carbon emissions corresponding to each of the project-related data based on each of the project-related data and the carbon emission calculation parameter corresponding to each of the project-related data; a second processing module, used to calculate based on the part of the carbon emissions corresponding to each of the project-related data, to obtain the carbon emissions of the photovoltaic base project.

[0023] In one implementation, the engineering material data includes material type and material quality, and the carbon emission calculation parameter corresponding to the engineering material data includes a first carbon emission factor corresponding to the material type; wherein the first processing module can obtain the partial carbon emission corresponding to the engineering material data based on the following formula:

[0024] CE material =∑m i ×EF i

[0025] Among them, CE material is the carbon emission of the part corresponding to the engineering material data, m i is the material mass corresponding to the i-th material type, EF i is the first carbon emission factor corresponding to the ith material type.

[0026] In one implementation, the photovoltaic-related equipment data includes the installed capacity of photovoltaic modules, the area of ​​photovoltaic modules, the power conversion efficiency of photovoltaic modules, the yield rate of photovoltaic modules, the number of photovoltaic module silicon wafers produced per kilogram of silicon material, the number of photovoltaic modules required to form a photovoltaic panel, the number of photovoltaic modules connected to each inverter, and the unit price of the inverter. The carbon emission calculation parameters corresponding to the photovoltaic-related equipment data include the second carbon emission factor corresponding to the silicon material and the first carbon emission intensity corresponding to the inverter; wherein the first processing module can obtain part of the carbon emissions corresponding to the photovoltaic-related equipment data based on the following formula:

[0027]

[0028] CE photovoltatics =CE mod ule +CE inventer

[0029] Wherein, W is the installed capacity of the photovoltaic module, s is the area of ​​the photovoltaic module, e is the power conversion efficiency of the photovoltaic module, r is the yield rate of the photovoltaic module, C is the number of photovoltaic module silicon wafers produced per kilogram of silicon material, EF Si is the second carbon emission factor corresponding to silicon material, is the number of photovoltaic modules required to form a photovoltaic panel, K is the number of photovoltaic modules connected to each inverter, p is the unit price of the inverter, EI electric is the first carbon emission intensity corresponding to the inverter, CE mod ule is the carbon emission corresponding to the photovoltaic module, CE inventer is the carbon emission corresponding to the inverter, CE photovoltatics It is the partial carbon emissions corresponding to the photovoltaic related equipment data.

[0030] In one implementation, the energy consumption data includes the consumption of each type of energy by each construction machinery, the number of shifts of each construction machinery, the material turnover of each engineering material, and the material turnover method of each engineering material. The carbon emission calculation parameters corresponding to the energy consumption data include the third carbon emission factor corresponding to each type of energy and the fourth carbon emission factor corresponding to each material turnover method. The first processing module can obtain part of the carbon emissions corresponding to the energy consumption data based on the following formula:

[0031] CE energy =ΣMS k ×EN kl ×EF l +ΣCT i ×EF t

[0032] Among them, NS k is the number of shifts of the k-th type of construction machinery, EN kl is the consumption of the lth energy in the kth construction machinery unit during the construction shift, EF l is the carbon emission factor corresponding to the first energy source, CT i is the material turnover of the i-th engineering material through the t-th material turnover method, EF t It is the fourth carbon emission factor corresponding to the tth material turnover mode.

[0033] In one implementation, the building element data includes the amount of funds consumed by each building element, and the carbon emission calculation parameter corresponding to the building element data includes the second carbon emission intensity corresponding to each building element; wherein the first processing module can obtain the partial carbon emission corresponding to the building element data based on the following formula:

[0034]

[0035] CE project =∑P j ×EI j

[0036] Among them, E e,c is the carbon emission accounting result of the energy consumption department in the photovoltaic base project, X j is the total investment corresponding to the jth type of building element, X c is the total output corresponding to the energy consumption sector, P j is the amount of funds consumed by the jth type of building element, EI j The j-th building element corresponds to the second carbon emission intensity.

[0037] In one implementation, the engineering investment capital data includes the investment capital corresponding to each engineering project, and the carbon emission calculation parameters corresponding to the engineering investment capital data include the consumer price index, the purchasing power parity index and the third carbon emission intensity, the fourth carbon emission intensity and the fifth carbon emission intensity; wherein the first processing module can obtain the partial carbon emissions corresponding to the project funds based on the following formula:

[0038]

[0039] Among them, E n,bp is the carbon emissions of the investment corresponding to the nth type of project in the base period, I n is the investment corresponding to the nth type of project, CPI cpis the first consumer price index corresponding to the current period, CPI bp is the second consumer price index corresponding to the base period, PPP bp is the purchasing power parity index corresponding to the base period, EI n is the third carbon emission intensity of the project department corresponding to the investment funds of the nth project, CI np is the fourth carbon emission intensity corresponding to the current period, UI bp is the fifth carbon emission intensity corresponding to the base period, CE investment The carbon emissions corresponding to the project funds.

[0040] In a third aspect, the present application proposes an electronic device comprising: at least one processor; and a memory communicatively connected to the at least one processor; wherein the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor so that the at least one processor can execute the method for calculating carbon emissions of photovoltaic base projects as described in the first aspect.

[0041] In a fourth aspect, the present application proposes a computer-readable storage medium for storing instructions, which, when executed, enables the method described in the first aspect to be implemented.

[0042] In a fifth aspect, the present application proposes a computer program product, including a computer program, which, when executed by a processor, implements the steps of the method for calculating carbon emissions of a photovoltaic base project as described in the first aspect.

[0043] The method, device, equipment and storage medium for calculating carbon emissions of photovoltaic base projects provided in this application can obtain partial carbon emissions corresponding to each project-related data based on project-related data of at least one photovoltaic base construction project and carbon emissions calculation parameters corresponding to each project-related data, thereby obtaining carbon emissions of photovoltaic base projects based on the partial carbon emissions calculation. The carbon emissions of carbon emission projects included in photovoltaic base projects can be accurately calculated.

[0044] 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

[0045] 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:

[0046] Figure 1 It is a flow chart of a method for calculating carbon emissions of a photovoltaic base project provided in an embodiment of the present application;

[0047] Figure 2 This is an example diagram of a photovoltaic base engineering system boundary provided in an embodiment of the present application;

[0048] Figure 3 This is an example diagram of a large-scale photovoltaic base construction analysis data list provided in an embodiment of the present application;

[0049] Figure 4 It is a structural schematic diagram of a photovoltaic base project carbon emission accounting device provided in an embodiment of the present application;

[0050] Figure 5 It is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application. DETAILED DESCRIPTION

[0051] 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.

[0052] The following describes the method and device for calculating carbon emissions from a photovoltaic base project according to an embodiment of the present application with reference to the accompanying drawings.

[0053] Figure 1 Schematic diagram of a method for calculating carbon emissions from photovoltaic base projects provided in an embodiment of the present application. Figure 1 As shown, the method may include but is not limited to the following steps:

[0054] Step S101: obtaining at least one project-related data of a photovoltaic base project and carbon emission calculation parameters corresponding to each project-related data.

[0055] Among them, in the embodiments of the present application, the project-related data includes at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, construction element capital data, and investment capital data.

[0056] Exemplarily, the system boundary of the photovoltaic base project construction content is determined, and based on the system boundary, a data list required for carbon emissions accounting is obtained, the data list is analyzed to obtain project-related data, and the carbon emission calculation parameters corresponding to each related data are determined.

[0057] Among them, the carbon emission calculation parameters corresponding to each project-related data include at least one of a carbon emission factor and a carbon emission intensity.

[0058] As an example, see Figure 2 , Figure 2This is an example diagram of a photovoltaic base engineering system boundary provided in an embodiment of the present application. Figure 2 As shown, the photovoltaic base engineering system can include a building engineering system and a power engineering system, wherein the building engineering system can include a power plant construction project, a step-up transformer substation project, a housing construction project, and other projects; the power engineering system can include a power generation equipment subsystem, a step-up transformer subsystem, a control and protection equipment subsystem, and other equipment subsystems.

[0059] As an example, see Figure 3 , Figure 3 This is an example diagram of a large-scale photovoltaic base construction analysis data list provided in the embodiment of the present application. Figure 3 As shown, all construction contents of a large-scale photovoltaic base can be summarized into a material list, an equipment investment list, a photovoltaic power generation system list, an energy consumption list, an installation investment list and an initial investment list according to their relevance.

[0060] Step S102: Based on each project-related data and the carbon emission calculation parameters corresponding to each project-related data, a partial carbon emission amount corresponding to each project-related data is obtained.

[0061] For example, the relevant data of each project and the corresponding carbon emission calculation parameters are calculated according to the preset calculation method to obtain the partial carbon emission corresponding to the relevant data of each project.

[0062] Step S103: Calculate the carbon emissions of the photovoltaic base project based on the partial carbon emissions corresponding to the relevant data of each project.

[0063] Exemplarily, the carbon emissions corresponding to the relevant data of each project are added together to obtain the carbon emissions of the photovoltaic base project.

[0064] By implementing the embodiments of the present application, it is possible to obtain partial carbon emissions corresponding to each engineering-related data based on engineering-related data of at least one photovoltaic base construction project and carbon emissions calculation parameters corresponding to each engineering-related data, thereby obtaining the carbon emissions of the photovoltaic base project based on the partial carbon emissions calculation. The carbon emissions of the carbon emission projects included in the photovoltaic base project can be accurately calculated.

[0065] In one implementation, the engineering material data includes material type and material quality, and the carbon emission calculation parameter corresponding to the engineering material data includes a first carbon emission factor corresponding to the material type. Then, the partial carbon emission corresponding to the engineering material data can be obtained based on the following formula:

[0066] CE material =∑m i ×EF i

[0067] Among them, CE material is the carbon emission corresponding to the engineering material data, m i is the material mass corresponding to the i-th material type, EF i is the first carbon emission factor corresponding to the i-th material type.

[0068] In some embodiments, the first carbon emission factor corresponding to the material type can be determined by the national standard "Building Carbon Emission Calculation Standard" "GB / T51366-2019" promulgated by the Ministry of Housing and Urban-Rural Development and other relevant documents.

[0069] It should be noted that the above materials may include single materials and composite materials (for example, composite steel doors, plywood steel walls, etc.). For different materials, the corresponding material quality can be obtained in the following ways:

[0070] As an example, for each single material, the corresponding material mass can be obtained by the following formula:

[0071] m i =ρ i ×V i

[0072] Among them, m i is the mass of the ith material, V i is the volume of the i-th material.

[0073] As an example, for a composite material whose total mass cannot be directly obtained, the material mass of each single material in the composite material can be obtained by the following formula:

[0074] m i =V i ×ω i ×ρ i

[0075] Among them, m i is the mass of the i-th single material in the composite material, V i is the volume of the composite material, ω i is the content percentage of the i-th material in the composite material, ρ i is the density of the ith material.

[0076] As an example, for a review material whose total mass can be directly obtained, the material mass of each single material in the composite material can be obtained by the following formula:

[0077] m i =m com,i ×ω i

[0078] Among them, mi is the mass of the i-th single material in the composite material, m com,i is the weight of the composite material containing the i-th material, ω i is the content percentage of the i-th material in the composite material.

[0079] In some embodiments, the photovoltaic-related equipment data includes the installed capacity of photovoltaic modules, the area of ​​photovoltaic modules, the power conversion efficiency of photovoltaic modules, the yield rate of photovoltaic modules, the number of photovoltaic module silicon wafers produced per kilogram of silicon material, the number of photovoltaic modules required to form a photovoltaic panel, the number of photovoltaic modules connected to each inverter, and the unit price of the inverter. The carbon emission calculation parameters corresponding to the photovoltaic-related equipment data include the second carbon emission factor corresponding to the silicon material and the first carbon emission intensity corresponding to the inverter. Then, part of the carbon emissions corresponding to the photovoltaic-related equipment data can be obtained based on the following formula:

[0080]

[0081] CE photovoltatics =CE mod ule +CE inventer

[0082] Among them, W is the installed capacity of photovoltaic modules, s is the area of ​​photovoltaic modules, e is the power conversion efficiency of photovoltaic modules, pr is the yield rate of photovoltaic modules, C is the number of silicon wafers corresponding to photovoltaic modules that can be produced per kilogram of silicon material, and EF is Si is the second carbon emission factor corresponding to silicon materials, is the number of photovoltaic modules required to form a photovoltaic panel, K is the number of photovoltaic modules connected to each inverter, p is the unit price of the inverter, and EI electric is the first carbon emission intensity corresponding to the inverter, CE mod ule is the carbon emissions corresponding to photovoltaic modules, CE inventer is the carbon emission corresponding to the inverter, CE photovoltatics Part of the carbon emissions corresponding to photovoltaic related equipment data.

[0083] In some embodiments, the energy consumption data includes the consumption of each type of energy by each construction machine, the number of shifts of each construction machine, the material turnover of each engineering material, and the material turnover method of each engineering material. The carbon emission calculation parameters corresponding to the energy consumption data include a third carbon emission factor corresponding to each type of energy and a fourth carbon emission factor corresponding to each material turnover method. Part of the carbon emissions corresponding to the energy consumption data can be obtained based on the following formula:

[0084] CE energy =∑MS k ×EN kl ×EFl +∑CT i ×EF t

[0085] Among them, NS k is the number of shifts of the kth type of construction machinery, EN kl is the consumption of the lth energy in the construction shift of the kth construction machinery, EF l is the carbon emission factor corresponding to the first energy source, CT i is the material turnover of the i-th engineering material through the t-th material turnover method, EF t It is the fourth carbon emission factor corresponding to the tth material turnover mode.

[0086] In some embodiments, the building element data includes the amount of funds consumed by each building element, and the carbon emission calculation parameters corresponding to the building element data include the second carbon emission intensity corresponding to each building element. Then, the partial carbon emission corresponding to the building element data can be obtained based on the following formula:

[0087]

[0088] CE project =∑P j ×EI j

[0089] Among them, E e,c is the carbon emission accounting result of the energy consumption department in the photovoltaic base project, X j is the total investment corresponding to the jth building element, X c is the total output of the energy consumption sector, P j is the amount of funds consumed by the jth type of building element, EI j The j-th building element corresponds to the second carbon emission intensity.

[0090] In some embodiments, the engineering investment capital data includes the investment capital corresponding to each engineering project, and the carbon emission calculation parameters corresponding to the engineering investment capital data include the consumer price index, the purchasing power parity index, and the third carbon emission intensity, the fourth carbon emission intensity, and the fifth carbon emission intensity. Then, the partial carbon emissions corresponding to the project funds can be obtained based on the following formula:

[0091]

[0092] Among them, E n,bp is the carbon emission of the investment corresponding to the nth engineering project in the base period, I n is the investment corresponding to the nth type of project, CPI cp The first consumer price index corresponding to the current period, CPI bpis the second consumer price index corresponding to the base period, PPP bp is the purchasing power parity index corresponding to the base period, EI n is the third carbon emission intensity of the project department corresponding to the investment funds of the nth project, CI cp is the fourth carbon emission intensity corresponding to the current period, UI bp is the fifth carbon emission intensity corresponding to the base period, CE investment It is the carbon emissions corresponding to the project funds.

[0093] In some optional embodiments, the third carbon emission intensity of the engineering project department can be obtained based on relevant documents such as the "China Input-Output Table" and the "China Energy Statistical Yearbook".

[0094] In some optional embodiments, the current Chinese Consumer Price Index may be obtained as the aforementioned first consumer price index.

[0095] In some optional embodiments, the Chinese consumer price index of the base period may be obtained as the aforementioned second consumer price index.

[0096] In some optional embodiments, the purchasing power parity index of China against the United States in the base period may be obtained as the purchasing power parity index corresponding to the aforementioned base period.

[0097] In some optional embodiments, the carbon emission intensity of China in the current period may be obtained as the fourth carbon emission intensity corresponding to the aforementioned current period.

[0098] In some optional embodiments, the base period United States carbon emission intensity may be obtained as the fifth carbon emission intensity corresponding to the aforementioned base period.

[0099] In some optional embodiments, the first consumer price index, the second consumer price index and the purchasing power parity index may be determined based on relevant data from the National Bureau of Statistics.

[0100] In some optional embodiments, the fourth carbon emission intensity and the fifth carbon emission intensity may be determined based on statistical data from the World Bank.

[0101] See also Figure 4 , Figure 4 This is a schematic diagram of the structure of a photovoltaic base project carbon emissions calculation device provided in an embodiment of the present application. Figure 4As shown, the device 400 includes: an acquisition module 401, which is used to obtain at least one project-related data of a photovoltaic base project and a carbon emission calculation parameter corresponding to each project-related data; wherein the project-related data includes at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, building element data, and project investment data; a first processing module 402, which is used to obtain a portion of the carbon emissions corresponding to each project-related data based on each project-related data and the carbon emission calculation parameter corresponding to each project-related data; a second processing module 403, which is used to calculate based on the portion of the carbon emissions corresponding to each project-related data to obtain the carbon emissions of the photovoltaic base project.

[0102] In one implementation, the engineering material data includes material type and material quality, and the carbon emission calculation parameter corresponding to the engineering material data includes a first carbon emission factor corresponding to the material type; wherein the first processing module 402 may obtain a portion of the carbon emission corresponding to the engineering material data based on the following formula:

[0103] CE material =∑m i ×EF i

[0104] Among them, CE material is the carbon emission corresponding to the engineering material data, m i is the material mass corresponding to the i-th material type, EF i is the first carbon emission factor corresponding to the i-th material type.

[0105] In one implementation, the photovoltaic-related equipment data includes the installed capacity of photovoltaic modules, the area of ​​photovoltaic modules, the power conversion efficiency of photovoltaic modules, the yield rate of photovoltaic modules, the number of photovoltaic module silicon wafers produced per kilogram of silicon material, the number of photovoltaic modules required to form a photovoltaic panel, the number of photovoltaic modules connected to each inverter, and the unit price of the inverter. The carbon emission calculation parameters corresponding to the photovoltaic-related equipment data include the second carbon emission factor corresponding to the silicon material and the first carbon emission intensity corresponding to the inverter; wherein the first processing module 402 can obtain part of the carbon emissions corresponding to the photovoltaic-related equipment data based on the following formula:

[0106]

[0107] CE photovoltatics =CE mod ule +CE inventer

[0108] Among them, W is the installed capacity of photovoltaic modules, s is the area of ​​photovoltaic modules, e is the power conversion efficiency of photovoltaic modules, pr is the yield rate of photovoltaic modules, C is the number of silicon wafers corresponding to photovoltaic modules that can be produced per kilogram of silicon material, and EF is Si is the second carbon emission factor corresponding to silicon materials, is the number of photovoltaic modules required to form a photovoltaic panel, K is the number of photovoltaic modules connected to each inverter, p is the unit price of the inverter, and EI electric is the first carbon emission intensity corresponding to the inverter, CE mod ule is the carbon emissions corresponding to photovoltaic modules, CE inventer is the carbon emission corresponding to the inverter, CE photovoltatics Part of the carbon emissions corresponding to photovoltaic related equipment data.

[0109] In one implementation, the energy consumption data includes the consumption of each type of energy by each construction machine, the number of shifts of each construction machine, the material turnover of each engineering material, and the material turnover method of each engineering material. The carbon emission calculation parameters corresponding to the energy consumption data include a third carbon emission factor corresponding to each type of energy and a fourth carbon emission factor corresponding to each material turnover method. The first processing module 402 can obtain part of the carbon emissions corresponding to the energy consumption data based on the following formula:

[0110] CE energy =∑MS k ×EN kl ×EF l +∑CT i ×EF t

[0111] Among them, NS k is the number of shifts of the kth type of construction machinery, EN kl is the consumption of the lth energy in the construction shift of the kth construction machinery, EF l is the carbon emission factor corresponding to the first energy source, CT i is the material turnover of the i-th engineering material through the t-th material turnover method, EF t It is the fourth carbon emission factor corresponding to the tth material turnover mode.

[0112] In one implementation, the building element data includes the amount of funds consumed by each building element, and the carbon emission calculation parameters corresponding to the building element data include the second carbon emission intensity corresponding to each building element; wherein the first processing module 402 can obtain the partial carbon emission corresponding to the building element data based on the following formula:

[0113]

[0114] CE project =∑P j ×EI j

[0115] Among them, E e,c is the carbon emission accounting result of the energy consumption department in the photovoltaic base project, X j is the total investment corresponding to the jth building element, X c is the total output of the energy consumption sector, P j is the amount of funds consumed by the jth type of building element, EI j The j-th building element corresponds to the second carbon emission intensity.

[0116] In one implementation, the project investment capital data includes the investment capital corresponding to each project, and the carbon emission calculation parameters corresponding to the project investment capital data include the consumer price index, the purchasing power parity index, and the third carbon emission intensity, the fourth carbon emission intensity, and the fifth carbon emission intensity; wherein the first processing module 402 can obtain the partial carbon emissions corresponding to the project funds based on the following formula:

[0117]

[0118] Among them, E n,bp is the carbon emission of the investment corresponding to the nth engineering project in the base period, I n is the investment corresponding to the nth type of project, CPI cp The first consumer price index corresponding to the current period, CPI bp is the second consumer price index corresponding to the base period, PPP bp is the purchasing power parity index corresponding to the base period, EI n is the third carbon emission intensity of the project department corresponding to the investment funds of the nth project, CI cp is the fourth carbon emission intensity corresponding to the current period, UI bp is the fifth carbon emission intensity corresponding to the base period, CE investment It is the carbon emissions corresponding to the project funds.

[0119] Through the device of the embodiment of the present application, based on the engineering-related data of at least one photovoltaic base construction project and the carbon emission calculation parameters corresponding to each engineering-related data, the partial carbon emission corresponding to each engineering-related data can be obtained, thereby obtaining the carbon emission of the photovoltaic base project based on the above partial carbon emission calculation. The carbon emission of the carbon emission items included in the photovoltaic base project can be accurately calculated.

[0120] It should be noted that the above explanations of the embodiment of the method for calculating carbon emissions from photovoltaic base projects are also applicable to the device for calculating carbon emissions from photovoltaic base projects in this embodiment, and will not be repeated here.

[0121] In order to implement the above embodiment, the present application also proposes an electronic device. Figure 5 , Figure 5 Schematic diagram of the structure of the electronic device provided in the embodiment of the present application. Figure 5 As shown, the electronic device 500 includes: a processor 501, and a memory 502 communicatively connected to the processor 501; the memory 502 stores computer-executable instructions; the processor 501 executes the computer-executable instructions stored in the memory to implement the method provided in the aforementioned embodiment.

[0122] In order to implement the above embodiments, the present application also proposes a computer-readable storage medium, in which computer-executable instructions are stored. When the computer-executable instructions are executed by a processor, they are used to implement the methods provided by the above embodiments.

[0123] In order to implement the above embodiments, the present application also proposes a computer program product, including a computer program, which implements the methods provided by the above embodiments when executed by a processor.

[0124] In the description of this application, unless otherwise specified, “ / ” means or, for example, A / B can mean A or B; “and / or” in this article is merely a way to describe the association relationship of associated objects, indicating that there can be three relationships, for example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone.

[0125] In the description of the aforementioned embodiments, 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.

[0126] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of this application, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0127] 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.

[0128] The logic and / or steps represented in the flowchart or otherwise described herein, for example, can be considered as an ordered list of executable instructions for implementing logical functions, and can be embodied in any computer-readable medium for use by an instruction execution system, device or apparatus (such as a computer-based system, a system including a processor, or other system that can fetch instructions from an instruction execution system, device or apparatus and execute the instructions), or in combination with these instruction execution systems, devices or apparatuses. For the purpose of this specification, "computer-readable medium" can be any device that can contain, store, communicate, propagate or transmit a program for use by an instruction execution system, device or apparatus, or in combination with these instruction execution systems, devices or apparatuses. More specific examples of computer-readable media (a non-exhaustive list) include the following: an electrical connection with one or more wires (electronic device), a portable computer disk box (magnetic device), a random access memory (RAM), a read-only memory (ROM), an erasable and programmable read-only memory (EPROM or flash memory), a fiber optic device, and a portable compact disk read-only memory (CDROM). In addition, the computer-readable medium may even be paper or other suitable medium on which the program is printed, since the program may be obtained electronically, for example, by optically scanning the paper or other medium and then editing, interpreting or processing in other suitable ways if necessary, and then stored in a computer memory.

[0129] It should be understood that the various parts of the present application can be implemented by hardware, software, firmware or a combination thereof. In the above-mentioned embodiment, multiple steps or methods can be implemented by software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented by hardware, as in another embodiment, it can be implemented by any one of the following technologies known in the art or their combination: a discrete logic circuit having a logic gate circuit for implementing a logic function for a data signal, a dedicated integrated circuit having a suitable combination of logic gate circuits, a programmable gate array (PGA), a field programmable gate array (FPGA), etc.

[0130] A person skilled in the art may understand that all or part of the steps in the method for implementing the above-mentioned embodiment may be completed by instructing related hardware through a program, and the program may be stored in a computer-readable storage medium, which, when executed, includes one or a combination of the steps of the method embodiment.

[0131] In addition, each functional unit in each embodiment of the present application may be integrated into a processing module, or each unit may exist physically separately, or two or more units may be integrated into one module. The above-mentioned integrated module may be implemented in the form of hardware or in the form of a software functional module. If the integrated module is implemented in the form of a software functional module and sold or used as an independent product, it may also be stored in a computer-readable storage medium.

[0132] The storage medium mentioned above may be a read-only memory, a magnetic disk or an optical disk, etc. 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 limiting the present application. A person of ordinary skill in the art may change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A method for calculating carbon emissions from photovoltaic base projects, characterized in that: include: Obtain at least one project-related data of the photovoltaic base project and the carbon emission calculation parameters corresponding to each project-related data; wherein the project-related data includes at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, building element data, and project investment capital data; Based on each of the project-related data and the carbon emission calculation parameters corresponding to each of the project-related data, respectively, obtain a portion of the carbon emissions corresponding to each of the project-related data; The carbon emissions of the photovoltaic base project are obtained by calculating the partial carbon emissions corresponding to each of the project-related data.

2. The method according to claim 1, characterized in that The engineering material data includes material type and material quality, and the carbon emission calculation parameter corresponding to the engineering material data includes a first carbon emission factor corresponding to the material type; wherein, The partial carbon emissions corresponding to the engineering material data may be obtained based on the following formula: THIS material =∑m i ×EF i Among them, CE material is the carbon emission of the part corresponding to the engineering material data, m i is the material mass corresponding to the i-th material type, EF i is the first carbon emission factor corresponding to the ith material type.

3. The method according to claim 1, characterized in that The photovoltaic-related equipment data include the installed capacity of photovoltaic modules, the area of ​​the photovoltaic modules, the power conversion efficiency of the photovoltaic modules, the yield rate of the photovoltaic modules, the number of photovoltaic module silicon wafers produced per kilogram of silicon material, the number of photovoltaic modules required to form a photovoltaic panel, the number of photovoltaic modules connected to each inverter, and the unit price of the inverter. The carbon emission calculation parameters corresponding to the photovoltaic-related equipment data include the second carbon emission factor corresponding to the silicon material and the first carbon emission intensity corresponding to the inverter; wherein, Part of the carbon emissions corresponding to the photovoltaic related equipment data can be obtained based on the following formula: WHAT photovoltatics =EC module +CE inventer Wherein, W is the installed capacity of the photovoltaic module, s is the area of ​​the photovoltaic module, e is the power conversion efficiency of the photovoltaic module, pr is the yield rate of the photovoltaic module, C is the number of photovoltaic module silicon wafers produced per kilogram of silicon material, EF Si is the second carbon emission factor corresponding to the silicon material, is the number of photovoltaic modules required to form a photovoltaic panel, K is the number of photovoltaic modules connected to each inverter, p is the unit price of the inverter, EI electric is the first carbon emission intensity corresponding to the inverter, CE mod ule is the carbon emissions corresponding to the photovoltaic module, CE inventer is the carbon emission corresponding to the inverter, CE photovoltatics It is the partial carbon emissions corresponding to the photovoltaic related equipment data.

4. The method according to claim 1, characterized in that The energy consumption data includes the consumption of each type of energy by each construction machinery, the number of shifts of each construction machinery, the material turnover of each engineering material and the material turnover method of each engineering material. The carbon emission calculation parameters corresponding to the energy consumption data include the third carbon emission factor corresponding to each type of energy and the fourth carbon emission factor corresponding to each material turnover method; wherein, The partial carbon emissions corresponding to the energy consumption data can be obtained based on the following formula: THIS energy =∑MS k ×EN kl ×EF l +∑CT i ×EF t Among them, NS k is the number of shifts of the k-th type of construction machinery, EN kl is the consumption of the lth energy in the kth construction machinery unit during the construction shift, EF l is the carbon emission factor corresponding to the first energy source, CT i is the material turnover of the i-th engineering material through the t-th material turnover method, EF t It is the fourth carbon emission factor corresponding to the tth material turnover mode.

5. The method according to claim 1, characterized in that The building element data includes the amount of funds consumed by each building element, and the carbon emission calculation parameters corresponding to the building element data include the second carbon emission intensity corresponding to each building element; wherein, The partial carbon emissions corresponding to the construction element data can be obtained based on the following formula: THIS project =∑P j ×EI j Among them, E e,c is the carbon emission accounting result of the energy consumption department in the photovoltaic base project, X j is the total investment corresponding to the jth type of building element, X c is the total output corresponding to the energy consumption sector, P j is the amount of funds consumed by the jth type of building element, EI j The j-th building element corresponds to the second carbon emission intensity.

6. The method according to claim 1, characterized in that The engineering investment capital data includes the investment capital corresponding to each engineering project, and the carbon emission calculation parameters corresponding to the engineering investment capital data include the consumer price index, the purchasing power parity index and the third carbon emission intensity, the fourth carbon emission intensity and the fifth carbon emission intensity; wherein, The partial carbon emissions corresponding to the project funds can be obtained based on the following formula: Among them, E n,bp is the carbon emissions of the investment corresponding to the nth type of project in the base period, I n is the investment corresponding to the nth type of project, CPI cp is the first consumer price index corresponding to the current period, CPI bp is the second consumer price index corresponding to the base period, PPP bp is the purchasing power parity index corresponding to the base period, EI n is the third carbon emission intensity of the project department corresponding to the investment funds of the nth project, CI cp is the fourth carbon emission intensity corresponding to the current period, UI bp is the fifth carbon emission intensity corresponding to the base period, CE investment The carbon emissions corresponding to the project funds.

7. A device for calculating carbon emissions from photovoltaic base projects, characterized in that: include: An acquisition module is used to acquire at least one project-related data of a photovoltaic base project and a carbon emission calculation parameter corresponding to each project-related data; wherein the project-related data includes at least one of the following: project material data, photovoltaic-related equipment data, energy consumption data, building element data, and project investment capital data; A first processing module, for obtaining a portion of carbon emissions corresponding to each of the project-related data based on each of the project-related data and the carbon emission calculation parameters corresponding to each of the project-related data; The second processing module is used to calculate the carbon emissions of the photovoltaic base project based on the partial carbon emissions corresponding to each of the project-related data.

8. An electronic device, characterized in that: include: A processor, and a memory communicatively connected to the processor; The memory stores computer-executable instructions; The processor executes the computer-executable instructions stored in the memory to implement the method according to any one of claims 1 to 6.

9. A computer-readable storage medium, characterized in that: The computer-readable storage medium stores computer-executable instructions, and when the computer-executable instructions are executed by a processor, they are used to implement the method according to any one of claims 1 to 6.

10. A computer program product, characterized in that The method comprises a computer program, which implements the method according to any one of claims 1 to 6 when being executed by a processor.

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