CN114971940A - Method for evaluating carbon emission of transformer substation in operation and maintenance stage - Google Patents
Method for evaluating carbon emission of transformer substation in operation and maintenance stage Download PDFInfo
- Publication number
- CN114971940A CN114971940A CN202210305878.0A CN202210305878A CN114971940A CN 114971940 A CN114971940 A CN 114971940A CN 202210305878 A CN202210305878 A CN 202210305878A CN 114971940 A CN114971940 A CN 114971940A
- Authority
- CN
- China
- Prior art keywords
- carbon
- stage
- building
- carbon emission
- emission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 172
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 170
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000012423 maintenance Methods 0.000 title claims abstract description 26
- 238000004364 calculation method Methods 0.000 claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 239000004566 building material Substances 0.000 claims description 29
- 239000002699 waste material Substances 0.000 claims description 23
- 230000002035 prolonged effect Effects 0.000 claims description 12
- 238000005265 energy consumption Methods 0.000 claims description 9
- 239000002351 wastewater Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000010248 power generation Methods 0.000 claims description 5
- 238000004065 wastewater treatment Methods 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims description 3
- 230000003203 everyday effect Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000011156 evaluation Methods 0.000 claims description 2
- 239000010865 sewage Substances 0.000 claims description 2
- 238000004458 analytical method Methods 0.000 abstract description 9
- 238000011160 research Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 235000021384 green leafy vegetables Nutrition 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/06—Energy or water supply
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
- G06Q10/0639—Performance analysis of employees; Performance analysis of enterprise or organisation operations
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/26—Government or public services
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Landscapes
- Business, Economics & Management (AREA)
- Human Resources & Organizations (AREA)
- Engineering & Computer Science (AREA)
- Economics (AREA)
- Strategic Management (AREA)
- Tourism & Hospitality (AREA)
- Educational Administration (AREA)
- General Business, Economics & Management (AREA)
- Development Economics (AREA)
- Health & Medical Sciences (AREA)
- Marketing (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Entrepreneurship & Innovation (AREA)
- General Health & Medical Sciences (AREA)
- Primary Health Care (AREA)
- Quality & Reliability (AREA)
- Operations Research (AREA)
- Game Theory and Decision Science (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a method for evaluating carbon emission of a transformer substation in an operation and maintenance stage, which comprises the following steps of: calculating the carbon emission of the transformer substation in the operation stage; calculating carbon emission of the transformer substation in a maintenance stage; calculating the carbon footprint by using a life cycle method; the stages are summarized to obtain full life cycle carbon emissions results. According to the technical scheme, on the basis of carrying out full analysis and research on the transformer substation, the service life cycles of various devices in the transformer substation are determined to comprise 5 stages of production, transportation, installation, operation and scrapping, and from the perspective of the whole service life cycle, each stage and each stage emission source experienced by the service life cycle of various power devices are analyzed; determining the scale of carbon emission in each stage based on the carbon footprint factor; and (3) accumulating the carbon footprint analysis results of each stage in a recursion manner, thereby forming a full-life-cycle carbon emission theoretical research method, obtaining an accurate and reliable calculation result and realizing effective control of carbon emission.
Description
Technical Field
The invention relates to the technical field of carbon emission, in particular to a method for evaluating carbon emission in an operation and maintenance stage of a transformer substation.
Background
The carbon emission theory of the electrical part is to analyze each stage and each stage emission source of the life cycle of various power equipment from the perspective of the whole life cycle; determining the scale of carbon emission in each stage based on the carbon footprint factor; and (4) accumulating the carbon footprint analysis results of each stage in a recursion manner, thereby forming a full life cycle carbon emission theoretical research method.
Chinese patent document CN113554289A discloses a "real-time calculation system and calculation method for carbon emission flow of power system". Adopted including data computing platform, power plant's platform and user platform, data computing platform's inside is provided with central processing unit, central processing unit's output electric connection has first data storage unit and carbon emission flow computational element, the inside of power plant's platform is provided with first data processing unit, user platform's inside is provided with second data processing unit. The technical scheme does not consider the whole life cycle of various devices in the transformer substation, and the result is not accurate enough.
Disclosure of Invention
The invention mainly solves the technical problems that the whole life cycle of various devices in a transformer substation is not considered in the original technical scheme, and the result is not accurate enough, and provides a carbon emission evaluation method in the operation and maintenance stage of the transformer substation, wherein on the basis of carrying out full analysis and research on the transformer substation, the life cycle of various devices in the transformer substation is determined to comprise 5 stages of production, transportation, installation, operation and scrapping, and each stage emission source experienced by the life cycle of various power equipment are analyzed from the perspective of the whole life cycle; determining the scale of carbon emission of each stage based on the carbon footprint factor; and (3) accumulating the carbon footprint analysis results of each stage in a recursion manner, thereby forming a full-life-cycle carbon emission theoretical research method, obtaining an accurate and reliable calculation result and realizing effective control of carbon emission.
The technical problem of the invention is mainly solved by the following technical scheme: the invention comprises the following steps:
s1, calculating the carbon emission of the substation in the operation stage;
s2, calculating carbon emission in the maintenance stage of the transformer substation;
s3 calculating the carbon footprint by using a life cycle method;
s4 summarizes the stages to obtain full life cycle carbon emissions results.
Preferably, the carbon emission in the operation stage in the step S1 mainly includes energy consumption for building operation, carbon compensation for renewable energy, treatment of waste and wastewater in the operation process, and carbon sink for greening vegetation, and the calculation formula is
C op ＝C op，e +C op，ga +C op，ww -C op，cs
Wherein, C op，e Carbon emissions (kgCO) for energy consumption in the operating phase 2 e)，C op，ga Carbon emissions (kgCO) generated for waste treatment in the run phase 2 e)，C op，ww Carbon emissions (kgCO) from waste water treatment in the operating phase 2 e)，C op，cs Greening vegetation carbon sink (kgCO) for operation stage 2 e) In that respect Carbon compensation is a renewable energy source, such as solar photovoltaic systems, wind power plants, etc., generated by electricity generation.
Preferably, the carbon emission generated by the energy consumption of the building operation comprises two parts: some are carbon emissions generated by energy consuming equipment including air conditioning systems, lighting systems, hot water for buildings; the other part is carbon compensation generated by power generation from renewable energy sources, and the calculation formula is
Wherein EY op，i ERY is the annual consumption (kg/year or kWh/year or J/year) of the class i energy sources during the operating phase op，j Annual production (kg/year or kWh/year or J/year) of renewable energy of class J for the operating phase B The service life (years) of the building is prolonged.
Preferably, the calculation formula of the carbon emission generated by the treatment of the waste in the operation process is
Wherein, GD oc The quantity of the domestic garbage generated by each person every day in the operation stage is [ kg/(person-day)]，EF G ， i Carbon emission factor (kgCO) for the i-th waste disposal mode of the operation stage 2 e/kg)，τ i The proportion (%) of the ith garbage disposal mode in the operation stage, N OC Number of people (people) building to run, D oc Days (days) in the building each year for the user in the operational phase, L B The service life (years) of the building is prolonged. During construction operations, construction also produces large amounts of waste that also produces carbon emissions during disposal.
Preferably, the calculation formula of the carbon emission generated by the treatment of the wastewater in the operation process is
C op，ww ＝WW oc EF ww ×N OC ×D oc ×L B
Therein, WW oc The amount of wastewater produced per person per day (m3), EF, of the operating phase ww Carbon emission factor (kgCO) for wastewater treatment mode in operation stage 2 e/m3)，N OC Number of people (people) building to run, D oc Days (days) in the building per year for the user in the operating phase, L B The service life (years) of the building is prolonged.
Preferably, the carbon sink calculation formula of the greening vegetation is
Wherein, A gr，i Is the area (m) of the i-th type of vegetation 2 )，EF gr，i Carbon sink factor [ kgCO ] for the i-th type of vegetation 2 e/(m 2 Year)]，L B The service life (years) of the building is prolonged. During the operational phase, the greens and vegetation in the field area can absorb and store carbon dioxide from the air, forming a carbon sink. The carbon sink of the greening vegetation is mainly determined by the carbon sink capacity of different types of vegetation and the corresponding vegetation area.
Preferably, the carbon emission in the maintenance stage of step S2 is summarized as the carbon emission generated during the production, transportation, construction and demolition of the building material to be replaced, and the calculation formula is
Wherein M is mp，i The amount of the i-th building material, EF mp，i Carbon emission factor (kgCO) for the ith building material 2 e/unit building material amount), M mt，i The amount (t) and (D) of the i-th building material mt，i Transport distance (km), EF, for the i-th building material mt ， i Carbon emission factor of unit mass transport distance [ kgCO ] in the transport mode of the ith building material 2 e/(t·km)]，L m,i Service life (year) of the i-th building material, L B For the building life (years), M wd，i Amount of waste (t), D) generated for ith building demolition wd，i Transport distance (km), EF, producing waste for the ith building demolition wd，i Carbon emission factor [ kgCO ] for waste transportation mode for i-th building demolition 2 e/(km·t)]，η 1 The recovery rate of the i-th building material is obtained.
The carbon emission in the maintenance stage refers to the carbon emission generated when part of materials need to be replaced because the service life of the materials is shorter than that of the building during the operation of the building. The carbon emissions at this stage can be summarized as carbon emissions generated during production, transportation, construction and demolition of the building materials to be replaced. Since the construction and removal are essentially performed manually during maintenance, only the carbon emissions for building material production, transport and disposal and recycling are calculated.
Preferably, the step S3 specifically includes:
s3.1, determining each stage and each stage emission source of the life cycle;
s3.2, inquiring and determining a carbon footprint factor;
s3.3, collecting data and calculating a carbon footprint;
and S3.4, analyzing the trace calculation result.
The electrical part is intended to perform carbon emission analysis using the carbon footprint method. Carbon footprint is a measure of the CO that a certain activity takes place 2 Emissions, including direct and indirect carbon emissions, produce CO 2 The greater the amount, the greater the carbon footprint and the greater the environmental impact. The carbon footprint calculation covers the entire course of the activity studied from start to finish, i.e. the entire life cycle. By calculating the carbon footprint, the carbon emission of the life cycle of the transformer substation can be visually measured, the main carbon emission source of the transformer substation is clarified, the selection of appropriate emission reduction measures is facilitated, and the low-carbon design of the transformer substation is facilitated.
Preferably, the carbon footprint of each stage of the life cycle of step S3.3 is the sum of the products of the usage of all the emission sources and the emission factors thereof at the stage, and the calculation formula is
CF i ＝∑AD ij ×EF ij
Wherein, AD ij Usage of the jth emission source, EF, for the ith stage ij Carbon footprint factor, CF, for the ith stage jth emission source i Is the total stage i carbon footprint.
The invention has the beneficial effects that: on the basis of carrying out full analysis research on the transformer substation, determining that the life cycles of various devices in the transformer substation comprise 5 stages of production, transportation, installation, operation and scrapping, and analyzing each stage and each stage discharge source experienced by the life cycles of various power devices from the perspective of the full life cycle; determining the scale of carbon emission in each stage based on the carbon footprint factor; and (3) accumulating the carbon foot print analysis results of all stages in a recursion manner, thereby forming a full-life-cycle carbon emission theoretical research method, obtaining an accurate and reliable calculation result and realizing effective control of carbon emission.
Drawings
FIG. 1 is a flow chart of the present invention.
Fig. 2 is a schematic diagram of a full life cycle carbon footprint of a substation of the present invention.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example (b): the method for evaluating carbon emission in the operation and maintenance stage of the transformer substation, as shown in fig. 1, includes the following steps:
s1 calculates the substation operating phase carbon emissions. The carbon emission in the operation stage mainly comprises building operation energy consumption, renewable energy carbon compensation, treatment of wastes and wastewater in the operation process and greening vegetation carbon sink, and the calculation formula is
C op ＝C op，e +C op，ga +C op，ww -C op，cs
Wherein, C op，e Carbon emissions (kgCO) for energy consumption in the operating phase 2 e)，C op，ga Carbon emissions (kgCO) generated for waste treatment in the run phase 2 e)，C op，ww Carbon emissions (kgCO) from waste water treatment in the operating phase 2 e)，C op，cs Greening vegetation carbon sink (kgCO) for operation stage 2 e) In that respect Carbon compensation is a renewable energy source, such as solar photovoltaic systems, wind power plants, etc., generated by electricity generation.
The carbon emission generated by the energy consumption of building operation comprises two parts: one part is carbon emissions generated by energy consuming equipment including air conditioning systems, lighting systems, hot water of buildings; the other part is carbon compensation generated by renewable energy sources through power generation, and the carbon compensation is generated by renewable energy sources, such as solar photovoltaic systems, wind power generation equipment and the like through power generation. Is calculated by the formula
Wherein EY op，i ERY is the annual consumption (kg/year or kWh/year or J/year) of the class i energy sources during the operating phase op，j Annual production (kg/year or kWh/year or J/year) of renewable energy of class J for the operating phase B The service life (years) of the building is prolonged.
During the operation of a building, the building also generates a large amount of waste, which also generates carbon emissions during the treatment process. The carbon emission calculation formula generated by the treatment of wastes in the operation process is
Wherein, GD oc The quantity of the domestic garbage generated by each person every day in the operation stage is [ kg/(person-day)]，EF G，i Carbon emission factor (kgCO) for the i-th waste disposal mode of the operation stage 2 e/kg)，τ i The proportion (%) of the ith garbage disposal mode in the operation stage, N OC Number of people (people) building to run, D oc For the number of days (days) in the building each year for the user in the operating phase, L B The service life (years) of the building is prolonged.
The carbon emission calculation formula generated by the treatment of the wastewater in the operation process is
C op，ww ＝WW oc EF ww ×N OC ×D oc ×L B
Therein, WW oc The amount of wastewater produced per person per day (m3), EF, of the operating phase ww Carbon emission factor for sewage treatment mode in operation stage(kgCO 2 e/m3)，N OC Number of people (people) building to run, D oc For the number of days (days) in the building each year for the user in the operating phase, L B The service life (years) of the building is prolonged.
During the operational phase, the greens and vegetation in the field area can absorb and store carbon dioxide from the air, forming a carbon sink. The carbon sink of the greening vegetation is mainly determined by the carbon sink capacity of different types of vegetation and the corresponding vegetation area. The carbon sink calculation formula of the greening vegetation is
Wherein A is gr，i Is the area (m) of the i-th type of vegetation 2 )，EF gr，i Carbon sink factor [ kgCO ] for the i-th type of vegetation 2 e/(m 2 Year)]，L B The service life (years) of the building is prolonged.
S2 calculates the substation maintenance phase carbon emissions. The carbon emission in the maintenance stage refers to the carbon emission generated when part of materials need to be replaced because the service life of the materials is shorter than that of the building during the operation of the building. The carbon emissions at this stage can be summarized as carbon emissions generated during production, transportation, construction and demolition of the building materials to be replaced. Since the construction and removal are essentially performed manually during maintenance, only the carbon emissions for building material production, transport and disposal and recycling are calculated. Is calculated by the formula
Wherein M is mp，i The amount of the i-th building material, EF mp，i Carbon emission factor (kgCO) for the ith building material 2 e/unit building material amount), M mt，i The amount (t) and (D) of the i-th building material mt，i Transport distance (km), EF for the ith building Material mt，i Carbon emission factor [ kgCO ] per unit mass transport distance in the transport mode of the ith building material 2 e/(t·km)]，L m,i The service life (year) of the i-th building material, L B For the service life (year) of the building, M wd，i Amount of waste (t), D) generated for ith building demolition wd，i Transport distance (km), EF, producing waste for the ith building demolition wd，i Carbon emission factor [ kgCO ] for waste transportation mode for i-th building demolition 2 e/(km·t)]，η 1 The recovery rate of the ith building material is obtained.
S3 calculates the carbon footprint using a life cycle method. The electrical part is intended to perform carbon emission analysis using the carbon footprint method. Carbon footprint is a measure of the CO that a certain activity takes place 2 Emissions, including direct and indirect carbon emissions, produce CO 2 The greater the amount, the greater the carbon footprint and the greater the environmental impact. The carbon footprint calculation covers the entire process from the beginning to the end of the activity studied, i.e. the entire life cycle. By calculating the carbon footprint, the carbon emission of the life cycle of the transformer substation can be intuitively measured, the main carbon emission source of the transformer substation is clarified, the selection of appropriate emission reduction measures is facilitated, and the low-carbon design of the transformer substation is facilitated. The method specifically comprises the following steps:
s3.1, determining each stage and each stage emission source of the life cycle;
s3.2, inquiring and determining a carbon footprint factor;
s3.3, collecting data and calculating the carbon footprint. The carbon footprint of each stage of the life cycle is the sum of the product of the usage of all the emission sources and the emission factor of the emission sources at the stage, and the calculation formula is
CF i ＝∑AD ij ×EF ij
Wherein, AD ij For the usage of the j discharge source in the ith stage, EF ij Carbon footprint factor, CF, for the ith stage jth emission source i Is the total stage i carbon footprint.
And S3.4, analyzing the trace calculation result.
S4 summarizes the stages to obtain full life cycle carbon emissions results.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although terms such as operation phase, maintenance phase, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (9)
1. A carbon emission evaluation method in a transformer substation operation and maintenance stage is characterized by comprising the following steps:
s1, calculating the carbon emission of the substation in the operation stage;
s2, calculating carbon emission in the maintenance stage of the transformer substation;
s3 calculating the carbon footprint by using a life cycle method;
s4 summarizes the stages to obtain full life cycle carbon emissions results.
2. The method for evaluating carbon emission in operation and maintenance stages of a transformer substation according to claim 1, wherein the carbon emission in the operation stage in the step S1 mainly comprises building operation energy consumption, renewable energy carbon compensation, treatment of waste and wastewater in the operation process and greening vegetation carbon sink, and the calculation formula is
C op ＝C op，e +C op，ga +C op，ww -C op，cs
Wherein, C op，e Carbon emissions (kgCO) for energy consumption in the operating phase 2 e)，C op，ga Carbon emissions (kgCO) generated for waste treatment in the run phase 2 e)，C op，ww Carbon emissions (kgCO) from waste water treatment in the operating phase 2 e)，C op，cs Greening vegetation carbon sink (kgCO) for operation stage 2 e)。
3. The method for evaluating carbon emission in the operation and maintenance stage of the transformer substation according to claim 2, wherein the carbon emission generated by the operation energy consumption of the building comprises two parts: one part is carbon emissions generated by energy consuming equipment including air conditioning systems, lighting systems, hot water of buildings; the other part is carbon compensation generated by renewable energy through power generation, and the calculation formula is
Wherein EY op，i ERY is the annual consumption (kg/year or kWh/year or J/year) of the class i energy sources during the operating phase op，j Annual production (kg/year or kWh/year or J/year) of renewable energy of class J for the operating phase B The service life (years) of the building is prolonged.
4. The method for evaluating carbon emission in operation and maintenance phases of transformer substations as claimed in claim 2, wherein a calculation formula of carbon emission generated by treatment of waste in the operation process is
Wherein, GD oc The quantity of the domestic garbage generated by each person every day in the operation stage is [ kg/(person-day)]，EF G，i Carbon emission factor (kgCO) for the i-th waste disposal mode of the operation stage 2 e/kg)，τ i The proportion (%) of the ith garbage disposal mode in the operation stage, N OC Number of persons (people) using the building for the operating phase D oc For the number of days (days) in the building each year for the user in the operating phase, L B The service life (years) of the building is prolonged.
5. The method for evaluating carbon emission in operation and maintenance phases of transformer substations according to claim 2 or 4, wherein a calculation formula of carbon emission generated by treatment of wastewater in the operation process is
C op，ww ＝WW oc EF ww ×N OC ×D oc ×L B
Therein, WW oc The amount of wastewater produced per person per day (m3), EF, of the operating phase ww Carbon emission factor (kgCO) for sewage treatment mode in operation stage 2 e/m3)，N OC Number of people (people) building to run, D oc For the number of days (days) in the building each year for the user in the operating phase, L B The service life (years) of the building is prolonged.
6. The method for evaluating carbon emission in operation and maintenance stages of transformer substations according to claim 2, wherein the greening vegetation carbon sink calculation formula is
Wherein A is gr，i Is the area (m) of the i-th type vegetation 2 )，EF gr，i Carbon sink factor [ kgCO ] for the i-th type of vegetation 2 e/(m 2 Year)]，L B The service life (years) of the building is prolonged.
7. The method for evaluating carbon emission in operation and maintenance stages of a transformer substation according to claim 1, wherein the carbon emission in the maintenance stage in the step S2 is summarized into carbon emission generated in the processes of production, transportation, construction and demolition abandonment of building materials needing to be replaced, and the calculation formula is
Wherein M is mp，i The amount of the i-th building material, EF mp，i Carbon emission factor (kgCO) for the ith building material 2 e/unit building material amount), M mt，i For the ith constructionAmount of material (t), D mt，i Transport distance (km), EF, for the i-th building material mt，i Carbon emission factor of unit mass transport distance [ kgCO ] in the transport mode of the ith building material 2 e/(t·km)]，L m,i The service life (year) of the i-th building material, L B For the service life (year) of the building, M wd，i Amount of waste (t), D) generated for ith building demolition wd，i Transport distance (km), EF, producing waste for the ith building demolition wd，i Carbon emission factor [ kgCO ] for waste transportation mode for i-th building demolition 2 e/(km·t)]，η 1 The recovery rate of the i-th building material is obtained.
8. The method for evaluating carbon emission in the operation and maintenance phase of the substation according to claim 1, wherein the step S3 specifically comprises:
s3.1, determining each stage and each stage emission source of the life cycle;
s3.2, inquiring and determining a carbon footprint factor;
s3.3, collecting data and calculating a carbon footprint;
and S3.4, analyzing a trace calculation result.
9. The method for evaluating carbon emission in operation and maintenance stages of a transformer substation according to claim 8, wherein the carbon footprint of each stage of the life cycle of the step S3.3 is the sum of products of the usage of all emission sources and the emission factor of the emission source in the stage, and the calculation formula is
CF i ＝∑AD ij ×EF ij
Wherein, AD ij For the usage of the j discharge source in the ith stage, EF ij Carbon footprint factor, CF, for the ith stage jth emission source i Is the total stage i carbon footprint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210305878.0A CN114971940A (en) | 2022-03-25 | 2022-03-25 | Method for evaluating carbon emission of transformer substation in operation and maintenance stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210305878.0A CN114971940A (en) | 2022-03-25 | 2022-03-25 | Method for evaluating carbon emission of transformer substation in operation and maintenance stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114971940A true CN114971940A (en) | 2022-08-30 |
Family
ID=82975904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210305878.0A Pending CN114971940A (en) | 2022-03-25 | 2022-03-25 | Method for evaluating carbon emission of transformer substation in operation and maintenance stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114971940A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115392792A (en) * | 2022-10-25 | 2022-11-25 | 南方电网数字电网研究院有限公司 | New energy potential carbon reduction equivalent calculation method based on carbon emission intensity |
| CN116541944A (en) * | 2023-07-06 | 2023-08-04 | 国网浙江省电力有限公司湖州供电公司 | Carbon emission calculation method based on comprehensive oblique photography modeling model of transformer substation |
-
2022
- 2022-03-25 CN CN202210305878.0A patent/CN114971940A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115392792A (en) * | 2022-10-25 | 2022-11-25 | 南方电网数字电网研究院有限公司 | New energy potential carbon reduction equivalent calculation method based on carbon emission intensity |
| CN116541944A (en) * | 2023-07-06 | 2023-08-04 | 国网浙江省电力有限公司湖州供电公司 | Carbon emission calculation method based on comprehensive oblique photography modeling model of transformer substation |
| CN116541944B (en) * | 2023-07-06 | 2023-10-20 | 国网浙江省电力有限公司湖州供电公司 | Carbon emission calculation method based on comprehensive oblique photography modeling model of transformer substation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114971940A (en) | Method for evaluating carbon emission of transformer substation in operation and maintenance stage | |
| Cudjoe et al. | Power generation from municipal solid waste landfilled in the Beijing-Tianjin-Hebei region | |
| CN102694391B (en) | Day-ahead optimal scheduling method for wind-solar storage integrated power generation system | |
| CN110188991B (en) | Self-adaptive distributed energy management system based on supply side and demand side | |
| CN114936736A (en) | Transformer substation carbon footprint calculation method based on full life cycle | |
| CN114493961A (en) | Comprehensive energy station carbon emission calculation method based on full life cycle evaluation | |
| CN102280878A (en) | Wind power penetration optimization evaluation method based on SCED | |
| CN103441535A (en) | Day-ahead power generation plan photovoltaic power generation receiving capability analysis method based on SCED | |
| CN104283236A (en) | Intelligent optimal scheduling method for wind and solar energy storage grid-connected power generation | |
| CN105226648A (en) | A kind of distributed power source distribution network planning method based on large data | |
| CN113191542A (en) | Wisdom environmental protection carbon emission management service platform | |
| CN106779250A (en) | A kind of isolated distributed power grid collocation method based on new Optimized model | |
| CN117033927A (en) | Subway station carbon emission real-time monitoring prediction analysis method and prediction analysis method | |
| CN114358994A (en) | Smart Internet of things monitoring method for carbon emission based on green code | |
| CN104281922A (en) | Thermal power generating unit energy conservation comprehensive evaluation method taking pollutant discharge into consideration | |
| CN116266331A (en) | Electric power energy structure monitoring method and device in power grid company area | |
| Rozali et al. | A new framework for cost-effective design of Hybrid Power Systems | |
| Le et al. | Comparative life cycle assessment of renewable energy storage systems for net-zero buildings with varying self-sufficient ratios | |
| CN112288130B (en) | New energy consumption calculation method based on two-stage multi-objective optimization | |
| CN112884265B (en) | Intelligent management method applied to network source coordination of urban power grid | |
| CN117151481A (en) | Full life cycle carbon emission assessment method and device for wind-solar-energy-storage combined power generation system | |
| CN117237159A (en) | Photovoltaic power station carbon emission reduction real-time calculation method | |
| Purbantoro et al. | Design of net zero energy building (NZEB) for existing building in jakarta | |
| Han et al. | Analysis of economic operation model for virtual power plants considering the uncertainties of renewable energy power generation | |
| Abolarin et al. | An impact of solar PV specifications on module peak power and number of modules: A case study of a five-bedroom residential duplex |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |