CN115936927A - Water plant carbon neutralization emission estimation method - Google Patents
Water plant carbon neutralization emission estimation method Download PDFInfo
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- CN115936927A CN115936927A CN202310028300.XA CN202310028300A CN115936927A CN 115936927 A CN115936927 A CN 115936927A CN 202310028300 A CN202310028300 A CN 202310028300A CN 115936927 A CN115936927 A CN 115936927A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 145
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 145
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 11
- 239000004566 building material Substances 0.000 claims abstract description 13
- 238000010276 construction Methods 0.000 claims abstract description 8
- 239000005431 greenhouse gas Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000011160 research Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 230000009919 sequestration Effects 0.000 claims 2
- 238000004364 calculation method Methods 0.000 abstract description 15
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/80—Management or planning
- Y02P90/84—Greenhouse gas [GHG] management systems
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Abstract
The invention relates to the technical field of carbon neutralization estimation of water plants, and also discloses a water plant carbon neutralization emission estimation method, which adopts the calculation of the full life cycle carbon emission of a water plant based on an engineering quantity list method, and comprises the following specific steps: the method comprises the following steps: the carbon emission C1= Csc + Cjz in the materialization stage of the water plant; step two: the carbon emission amount in the operation stage of the water plant is C2= Cjd + Cghg; step three: carbon sink amount and carbon reduction amount generated by auxiliary engineering amount of a water plant C3= Cp + Cin; step four: the water plant project full life cycle carbon emission = C1+ C2-C3. The method adopts the full-life-cycle carbon emission calculation which comprises the stages of water plant construction and operation and also accurately comprises the building material and energy consumption calculation of the removal amount and the transportation distance, so that the carbon emission data of the two stages can be quickly and accurately obtained.
Description
Technical Field
The invention relates to the technical field of water plant carbon neutralization estimation, in particular to a water plant carbon neutralization emission estimation method.
Background
The urban water supply system mainly refers to a tap water supply system, raw water is conveyed to an urban tap water treatment plant and can be distributed to an end user only after reaching a corresponding water supply water quality standard through a series of treatment processes, certain energy is consumed in the process, and energy consumption carbon emission is generated, which is main carbon emission in the water plant, more carbon emission sources in the water plant, and carbon emission in the production transportation and construction stages of the water plant and carbon sink generated by auxiliary engineering quantities of the water plant, and the carbon emission sources and the carbon sink are also required to be calculated.
At present, the carbon emission source mainly calculated by domestic software in the operation stage only comprises lighting, heating ventilation and other electromechanical facilities of a water plant, the direct emission of greenhouse gases in the water plant is ignored, then, the carbon emission result mainly analyzed by the domestic software takes a single building structure as a research sample, the carbon sink effect of the attached greening in the water plant on the whole carbon emission of a project is ignored, meanwhile, the carbon footprint research of the whole life cycle mainly focuses on the building and operation stages of the water plant, the relatively accurate estimation of the transportation and dismantling stages is not mentioned, and meanwhile, the carbon sink calculation based on the list does not utilize the attached greening area in the list to carry out carbon reduction estimation, so the invention provides the water plant carbon neutralization emission estimation method.
Disclosure of Invention
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides a method for estimating carbon-neutral emission in a water plant to solve the above problems in the background art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a water plant carbon neutralization emission estimation method adopts the whole life cycle carbon emission calculation of a water plant based on an engineering quantity list method, and the specific calculation comprises the following steps:
the method comprises the following steps: the carbon emission C1= Csc + Cjz in the physical and chemical stages of the water plant;
step two: the carbon emission in the operation stage of the water plant is C2= Cjd + Cghg;
step three: carbon sink amount and carbon reduction amount generated by auxiliary engineering amount of a water plant C3= Cp + Cin;
step four: the water plant project full life cycle carbon emission = C1+ C2-C3.
Preferably, the Csc in the first step is the carbon emission of the production and transportation stage, the Cjz in the first step is the carbon emission of the construction stage, the Cjd in the second step is the carbon emission of energy conversion generated by electromechanical equipment, the Cghg in the second step is the carbon emission of greenhouse gases generated by water plant operation, the Cp in the third step is the carbon sink generated by auxiliary greening, and the Cin in the third step is the carbon reduction generated by energy-saving equipment or technology.
Preferably, the formula for calculating the carbon emission amount in the Csc production and transportation stage in the first step is Csc =Σmi Fi, and the company for calculating the carbon emission amount in the Cjz construction stage in the first step is Cjz =Σcbi + ∑ Ei Fi.
Preferably, the electromechanical device produces energy-converted carbon emissions Cjd = carbon emission factor per cubic water supply per year process life, and the water plant operates to produce greenhouse gas emissions Cghg = greenhouse gas emission factor per year carbon emission life.
Preferably, the amount of fixed carbon produced by said secondary greening Cp = ∑ Li Fi.
Preferably, the engineering quantities of Mi-i building materials of the Csc in the first step, and the carbon emission factor (kgCO 2 e/unit number of building materials) of the Fi-building materials of the Csc in the first step.
Preferably, the Cbi-i machine shift data of Cjz in the first step, the Ni-tool carbon emission factor of Cjz in the first step (kgCO 2 e/machine shift), the Ei-temporary building energy consumption of Cjz in the first step, and the Fi-energy carbon emission factor of Cjz in the first step (kgCO 2 e/energy quantity).
Preferably, the areas of greening of Li-i species of Cp in step three, fi-plant carbon fixation factor (kgCO 2 e/number of plants) of Cp in step three.
Preferably, the second step further comprises the step of estimating the carbon emission factor of the greenhouse gas according to research data of the carbon emission factor of the water supply of the same process, wherein the carbon emission amount generated in the water making stage during operation is = 0.543kWh/m3 electrical carbon emission factor per year water making amount.
(III) advantageous effects
The invention provides a water plant carbon neutralization emission estimation method, which has the beneficial effects that:
according to the invention, by expanding the added carbon equivalent parameters, the expanded carbon emission factor mainly comprises the parameters of main building materials, fuel, electric power, carbon sink greening and the like, and the carbon emission measurement and calculation precision in the dismantling and transportation stage can be improved by utilizing the engineering quantity of dismantling and transportation quota;
the invention utilizes the technology of Internet of things, can carry out actual measurement monitoring on the carbon emission of the gas emission of the water plant, thereby calculating the carbon emission of the whole process of the water plant engineering, and comparing and checking the carbon emission with the carbon emission calculation simulation based on the list estimation at the early stage of the project;
the method adopts the full-life-cycle carbon emission calculation which comprises the stages of building and operating the water plant and also comprises the building material and energy consumption calculation of the demolition amount and the transportation distance, so that the carbon emission data of the two stages can be quickly and accurately obtained, and meanwhile, the method also calculates the attached greening area in the water plant to carry out carbon reduction estimation, and can further accurately calculate the carbon-neutralized emission of the water plant.
Detailed Description
To better understand the objects, structure and functions of the present invention, a water plant carbon neutral emission estimation method of the present invention will be described in further detail.
According to the relevant national carbon emission standards, the building carbon emission calculation standards, such as GB55015-2021 general building energy conservation and renewable energy utilization standards, and the like, according to the standard carbon emission accounting factors, the project amount of the list can be converted into the project carbon emission, the project amount list is derived from drawings, meanwhile, along with more progress of the BIM technology, the drawings can be converted into models, the models are converted into project amount budgets, accurate carbon emission data in the project amount are extracted based on the budget lists, transverse comparison and statistical analysis can be performed on similar projects of different processes, areas and regions, the scale carbon emission data are accumulated, and meanwhile, the data of the carbon emission in the water plant project can be directly obtained through the conversion of the drawings into the data.
The invention discloses a water plant carbon neutralization emission estimation method, which adopts the whole life cycle carbon emission calculation of a water plant based on an engineering quantity list method, and the specific calculation comprises the following steps:
the method comprises the following steps: the carbon emission C1= Csc + Cjz in the materialization stage of the water plant;
step two: the carbon emission amount in the operation stage of the water plant is C2= Cjd + Cghg;
step three: the carbon sink amount and the carbon reduction amount C3= Cp + Cin generated by the subsidiary engineering amount of the water plant;
step four: the water plant project full life cycle carbon emission = C1+ C2-C3.
In the embodiment, the Csc in the first step is the carbon emission amount in the production and transportation stage, and the Cjz in the first step is the carbon emission amount in the construction stage;
cjd in the second step is the carbon emission amount generated by electromechanical equipment and converted by energy consumption, and Cghg in the second step is the carbon emission amount of greenhouse gas generated by water plant operation, wherein the carbon emission of the water plant can be actually measured and monitored by using the technology of Internet of things;
cp in the third step is carbon sink quantity generated by auxiliary greening, and Cin in the third step is carbon reduction quantity generated by adopting energy-saving equipment or technology.
In this embodiment, the formula for calculating the carbon emission amount in the Csc production and transportation stage in the first step is Csc =Σmi Fi, and the company for calculating the carbon emission amount in the Cjz construction stage in the first step is Cjz =Σcbi + ∑ Ei Fi.
In the embodiment, the electromechanical device generates energy consumption conversion carbon emission Cjd = carbon emission factor per cubic water supply per year processing life, and the water plant operates to generate greenhouse gas emission Cghg = greenhouse gas emission factor per year carbon emission life.
In this embodiment, the fixed carbon content Cp =Σli × Fi generated by the satellite greening.
In this example, the engineering quantities of Mi building materials of Csc in the first step, and the Fi building materials of Csc in the first step are the carbon emission factor (kgCO 2 e/unit number of building materials).
In this example, cjz Cbi machine shift data in step one, cjz Ni-tool carbon emission factor (kgCO 2 e/machine shift) in step one, cjz Ei temporary building ii energy consumption in step one, cjz Fi-energy carbon emission factor (kgCO 2 e/energy quantity) in step one.
In this example, areas of Li-i greening of Cp in step three, fi fixing factor of plants (kgCO 2 e/number of plants) of Cp in step three;
the carbon sink amount calculated based on the list is based on the carbon sink area of the water plant building, is mainly obtained from a landscape drawing of the water plant building, and is divided into three levels according to the accuracy degree of the carbon sink calculation, and the method is specifically as follows:
the first level is rough accounting, and the green land values of the residential areas in table 3-1 in appendix 3 of building carbon emission calculation standard GB/T51366-2019 (hereinafter referred to as "emission standard") can be referred to according to the type of the green land; in the second level, for the accounting roughly formed by specific greening, the carbon fixing capacity of different plants can be adopted, and the table 3-2 in the emission standard appendix 3 is referred; the third level is fine accounting, the greening carbon sink is accounted one by one according to the types and the number of the plants, and the carbon fixing capacity of the specific plants is shown in a table 3-3 in an emission standard appendix 3, so the specific types and the number of the plants are already included in the list engineering quantity, and the greening engineering quantity information in the list is the most direct and accurate carbon sink information basis.
In this embodiment, the second step further includes that the carbon emission amount produced in the water production stage during operation = 0.543kWh/m3 per year of water production amount as an electric carbon emission factor, and the carbon emission factor of the greenhouse gas in the second step is estimated according to research data of water supply carbon emission factors of similar processes.
The invention utilizes the added carbon equivalent parameters to expand the carbon emission factors which mainly comprise the parameters of main building materials, fuel, electric power, carbon sink greening and the like, and can improve the carbon emission measuring and calculating precision in the dismantling and transporting stages by utilizing the engineering quantity of dismantling and transporting quota.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. A water plant carbon neutralization emission estimation method is characterized by comprising the following steps: the method adopts the engineering quantity list-based method to calculate the carbon emission of the tap water plant in the whole life cycle, and comprises the following steps:
the method comprises the following steps: the carbon emission C1= Csc + Cjz in the materialization stage of the water plant;
step two: the carbon emission amount in the operation stage of the water plant is C2= Cjd + Cghg;
step three: carbon sink amount and carbon reduction amount generated by auxiliary engineering amount of a water plant C3= Cp + Cin;
step four: the water plant project full life cycle carbon emission = C1+ C2-C3.
2. The method as claimed in claim 1, wherein the Csc in the first step is carbon emission from production and transportation, the Cjz in the first step is carbon emission from construction, the Cjd in the second step is carbon emission from energy conversion by electromechanical equipment, the Cghg in the second step is carbon emission from greenhouse gases generated by operation of water plant, the Cp in the third step is carbon sink generated by auxiliary greening, and the Cin in the third step is carbon sink generated by energy-saving equipment or technology.
3. The method as claimed in claim 2, wherein the formula of carbon emissions during the Csc production and transportation stage in the first step is Csc =Σmi Fi, and the formula of carbon emissions during the Cjz construction stage in the first step is Cjz =Σcbi Ni + ∑ Ei Fi.
4. The water plant carbon neutral emission estimation method of claim 3, wherein the electromechanical plant generates energy converted carbon emissions Cjd = carbon emissions per cubic water supply factor x year throughput factor x design age, and the water plant operates to generate greenhouse gas carbon emissions Cghg = greenhouse gas carbon emissions factor x design age.
5. The method as claimed in claim 4, wherein the amount of carbon sequestration generated by said secondary greening is Cp = ∑ Li | Fi.
6. The method as claimed in claim 5, wherein the engineering quantities of Mi-i building materials of the Csc in the first step and the carbon emission factor (kgCO 2 e/unit number of building materials) of the Fi-building materials of the Csc in the first step are calculated.
7. The water plant carbon neutral emission estimation method of claim 6, wherein Cjz Cbi machine shift data in step one, cjz Ni-tool carbon emission factor (kgCO 2 e/machine shift) in step one, cjz Ei temporary building in step one, cjz Fi-energy carbon emission factor (kgCO 2 e/energy quantity) in step one.
8. The method of claim 7, wherein the areas of Li-i greening of Cp in step three, fi-plant carbon sequestration factor (kgCO 2 e/number of plants) of Cp in step three.
9. The method according to claim 8, wherein the second step further comprises estimating carbon emissions from the water production stage during operation = 0.543kWh/m3 electrical carbon emissions per year of water production, and the greenhouse gas carbon emissions from the second step are estimated from research data on carbon emissions from water supply of similar processes.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116542425A (en) * | 2023-05-23 | 2023-08-04 | 北京建工环境修复股份有限公司 | Environment-friendly ecological restoration technology industrial chain carbon accounting and carbon neutralization evaluation method and system |
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| CN108256728A (en) * | 2017-12-08 | 2018-07-06 | 上海同济城市规划设计研究院 | A kind of appraisal procedure of the quick carbon emission amount in city |
| CN110175782A (en) * | 2019-05-29 | 2019-08-27 | 河南路卡贝节能技术有限公司 | A kind of public building carbon emission amount ratification method in the operation phase |
| CN115205082A (en) * | 2022-07-05 | 2022-10-18 | 江苏海洋大学 | Building carbon emission calculation system based on full life cycle theory |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108256728A (en) * | 2017-12-08 | 2018-07-06 | 上海同济城市规划设计研究院 | A kind of appraisal procedure of the quick carbon emission amount in city |
| CN110175782A (en) * | 2019-05-29 | 2019-08-27 | 河南路卡贝节能技术有限公司 | A kind of public building carbon emission amount ratification method in the operation phase |
| CN115205082A (en) * | 2022-07-05 | 2022-10-18 | 江苏海洋大学 | Building carbon emission calculation system based on full life cycle theory |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116542425A (en) * | 2023-05-23 | 2023-08-04 | 北京建工环境修复股份有限公司 | Environment-friendly ecological restoration technology industrial chain carbon accounting and carbon neutralization evaluation method and system |
| CN116542425B (en) * | 2023-05-23 | 2024-07-12 | 北京建工环境修复股份有限公司 | Environment-friendly ecological restoration technology industrial chain carbon accounting and carbon neutralization evaluation method and system |
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