CN106777956A - A kind of engineering carbon emission computational methods - Google Patents
A kind of engineering carbon emission computational methods Download PDFInfo
- Publication number
- CN106777956A CN106777956A CN201611136899.5A CN201611136899A CN106777956A CN 106777956 A CN106777956 A CN 106777956A CN 201611136899 A CN201611136899 A CN 201611136899A CN 106777956 A CN106777956 A CN 106777956A
- Authority
- CN
- China
- Prior art keywords
- carbon emission
- engineering
- calculated
- cell processes
- carbon
- 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
Classifications
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Z—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS, NOT OTHERWISE PROVIDED FOR
- G16Z99/00—Subject matter not provided for in other main groups of this subclass
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2219/00—Indexing scheme relating to application aspects of data processing equipment or methods
- G06F2219/10—Environmental application, e.g. waste reduction, pollution control, compliance with environmental legislation
Abstract
The invention discloses a kind of engineering carbon emission computational methods, comprise the following steps:Step one：Engineering total carbon emissions, each partitioned project carbon emission and individual cell processes carbon emission are calculated；Step 2：Material carbon emission is calculated；Step 3：Construction machinery discharge is calculated.The beneficial effects of the invention are as follows, computation model and database application the object engineering field such as including architectural engineering, traffic infrastructure, hydraulic engineering, consider the different regions engineering norm quota of consumption and the material consumption factor is different, embody the regional adaptability of computation model and database.
Description
Technical field
The present invention relates to architectural engineering, particularly a kind of engineering carbon emission computational methods.
Background technology
Global warming is movable closely bound up with the mankind, and energy resource consumption is the main original for causing greenhouse gas emission
Cause.Intergovernmental Panel on Climate Change (IPCC) points out in the assessment report that the 4th is made, the carbon dioxide of the year two thousand thirty
In Emission Reduction Potential, building field has maximum Emission Reduction Potential, while having best economy, in investigation industry, (energy is supplied
Should, transport, building, industry, agricultural, forestry, waste process, other industry) in emission reduction effect it is best, cost is minimum, invests receipts
Beneficial highest, same 20 beautiful yuan/ton of input, the potentiality of building field are 3 times of field of traffic.Counted according to the parties concerned, China
Building energy consumption be 3 times or so of same latitude advanced country in the world.According to statistics (table 1), China's total carbon emission of 2012
92.1 hundred million tCO2 are reached, the 26.7% of world's total amount has been accounted for, carbon emission has reached 6.82tCO2/ people per capita.As responsible
Big country, in order to ensure the sustainability of development and take international community's pressure from public opinion into account, controls the discharge of greenhouse gases very urgent.
1 2012 years global Energy Consumptions of table and carbon emission general layout
Since reform and opening-up, construction industry is always maintained at growth trend.The house architectural area that China is completed every year is with about
2000000000 square metres of speed increase.The construction of construction industry a large amount of houses and infrastructure for the whole society completes, urban housing is built
Area is built by 6.7 square metres of bring up to 2012 more than 32.91 square metres per capita per capita at the beginning of reform, is effectively improved
The living conditions of people, construction industry provides and gives people the meaning of environment and exceeded basis for the survival, and more shows as
The place of mankind's creation of value, is also the environment of mankind itself's development.In recent years, the fast development with Building Trade in China and people
Continuous improvement to living quality, building energy consumption total amount and energy consumption intensity continuous increase, Building Trade in China total energy consumption Zhan Quan societies
The 25%-28% of meeting total energy consumption, construction industry carbon emission amount accounts for 40% or so of social total release.
The content of the invention
The invention aims to solve the above problems, a kind of engineering carbon emission computational methods are devised.
Realize above-mentioned purpose the technical scheme is that, a kind of engineering carbon emission computational methods comprise the following steps:
Step one：Engineering total carbon emissions, each partitioned project carbon emission and individual cell processes carbon emission are calculated：Engineering carbon is arranged
Material is calculated with construction machinery carbon emission in the every cell processes put, and computation model can be shown with following equation：
E=∑s EiFB
EiFB=∑ EiDY
EiDY=Emat+Emac
In formula, E is engineering total carbon emissions, EiFBIt is each partitioned project carbon emission, EiDYIt is individual cell processes carbon emission, Emat,
EmacMaterial therefor and construction continue carbon emission respectively in cell processes；
Step 2：Material carbon emission is calculated：Material carbon emission can be calculated with below equation in cell processes：
Emat=∑ Qi.fi
Wherein, QiIt is the i-th kind of quantity of material used in the operation, fiIt is the carbon emission factor of i kind materials；
Step 3：Construction machinery discharge is calculated：Mechanical carbon emission can be calculated with below equation in cell processes：
Emac=∑ Hi.QJi.fi
Wherein, HiMachine-team, Q used by i-th kind of machinery being used in the operationJiIt is the i kind quantity of energy of i machinery consumption, fi
It is the carbon emission factor of i kind materials.
In step 2, the QiCan by the cell processes construction unit amount material consumption in the corresponding norm quota of consumption of engineering with
Quantities multiplication is actually occurred to obtain.
In step 2, the computation model includes the emission factor of hundreds of building materials, including reinforcing bar, concrete etc.
The carbon emission factor of main building materials takes from China domestic LCA databases CLCD, and other building materials data sources take from international LCA
Database Eco-invent and European Union LCA databases ELCD.
In step 3, the HiSpecific mechanical machine-team needed for the cell processes is multiplied with operation amount and obtains in can having by norm.
In step 3, the quantity of energy includes electricity, diesel oil and gasoline, its numerical value according to《The unified architectural engineering machine-team in the whole nation
By norm》Obtain.
A kind of engineering carbon emission computational methods made using technical scheme, engineering carbon emission computation model is existed
Under the framework of evaluation of life cycle (LCA), delimitation range of value is construction phase of project, relies on material therefor, energy in architectural engineering
Source carbon row's master database, builds engineering carbon emission computation model, and specific to the engineering carbon emission database of element project.
Computation model and database application the object engineering field such as including architectural engineering, traffic infrastructure, hydraulic engineering, it is contemplated that no
It is different with the area engineering norm quota of consumption and the material consumption factor, embody the regional adaptability of computation model and database.
Brief description of the drawings
Fig. 1 is a kind of structural representation of engineering carbon emission computational methods of the present invention；
Fig. 2 is a kind of engineering carbon emission computation model schematic diagram of engineering carbon emission computational methods of the present invention；
Specific embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as shown in Figure 1-2, a kind of engineering carbon emission computational methods,
Comprise the following steps:Step one：Engineering total carbon emissions, each partitioned project carbon emission and individual cell processes carbon emission are calculated：To work
Material is calculated with construction machinery carbon emission in every cell processes of journey carbon emission, and computation model can be shown with following equation：
E=∑s EiFB
EiFB=∑ EiDY
EiDY=Emat+Emac
In formula, E is engineering total carbon emissions, EiFBIt is each partitioned project carbon emission, EiDYIt is individual cell processes carbon emission, Emat,
EmacMaterial therefor and construction continue carbon emission respectively in cell processes；Step 2：Material carbon emission is calculated：In cell processes
Material carbon emission can be calculated with below equation：
Emat=∑ Qi.fi
Wherein, QiIt is the i-th kind of quantity of material used in the operation, fiIt is the carbon emission factor of i kind materials；Step 3：Construction
Mechanical drain is calculated：Mechanical carbon emission can be calculated with below equation in cell processes：
Emac=∑ Hi.QJi.fi
Wherein, HiMachine-team, Q used by i-th kind of machinery being used in the operationJiIt is the i kind quantity of energy of i machinery consumption, fi
It is the carbon emission factor of i kind materials；In step 2, the QiCan be by the cell processes unit work in the corresponding norm quota of consumption of engineering
The material consumption of journey amount is obtained with actually occurring quantities and be multiplied；In step 2, the computation model includes hundreds of building materials
Emission factor, the carbon emission factor including the main building materials such as reinforcing bar, concrete takes from China domestic LCA databases CLCD,
Other building materials data sources take from international LCA databases Eco-invent and European Union LCA databases ELCD；In step 3,
The HiSpecific mechanical machine-team needed for the cell processes is multiplied with operation amount and obtains in can having by norm；In step 3, the energy
Amount includes electric, diesel oil and gasoline, its numerical value according to《The unified architectural engineering machine-team in the whole nation is by norm》Obtain.
The characteristics of the present embodiment is that a kind of engineering carbon emission computational methods comprise the following steps:
Step one：Engineering total carbon emissions, each partitioned project carbon emission and individual cell processes carbon emission are calculated：Engineering carbon is arranged
Material is calculated with construction machinery carbon emission in the every cell processes put, and computation model can be shown with following equation：
E=∑s EiFB
EiFB=∑ EiDY
EiDY=Emat+Emac
In formula, E is engineering total carbon emissions, EiFBIt is each partitioned project carbon emission, EiDYIt is individual cell processes carbon emission, Emat,
EmacMaterial therefor and construction continue carbon emission respectively in cell processes；
Step 2：Material carbon emission is calculated：Material carbon emission can be calculated with below equation in cell processes：
Emat=∑ Qi.fi
Wherein, QiIt is the i-th kind of quantity of material used in the operation, fiIt is the carbon emission factor of i kind materials；
Step 3：Construction machinery discharge is calculated：Mechanical carbon emission can be calculated with below equation in cell processes：
Emac=∑ Hi.QJi.fi
Wherein, HiMachine-team, Q used by i-th kind of machinery being used in the operationJiIt is the i kind quantity of energy of i machinery consumption, fi
It is the carbon emission factor of i kind materials, engineering carbon emission computation model delimited and evaluated under the framework of evaluation of life cycle (LCA)
Scope is construction phase of project, relies on material therefor in architectural engineering, energy carbon row's master database, builds engineering carbon emission and calculates
Model, and specific to the engineering carbon emission database of element project.Computation model and database application object include building work
The engineering fields such as journey, traffic infrastructure, hydraulic engineering, it is contemplated that the different regions engineering norm quota of consumption and the material consumption factor are not
Together, the regional adaptability of computation model and database is embodied.
In the present embodiment, for carbon emission amount, generally weighed with the CO2 amounts for producing.Building carbon emission is calculated, its
Essence is to illustrate that it analyzes and be not limited solely to CO2 to the influence caused by global warming, therefore carbon emission.It is many
Other gases also have an impact to climate change, and influence degree difference (influences of the typically much deeper than CO2 to climate change).Cause
This, all gases impacted to global warming should all be brought into the inventory of carbon emission, such as N2O, SF6
Etc. carbon-free material, " carbon " discharge is regarded as also according to its CO2 characteristics equivalency factor.IPCC is become with the whole world of CO2 gases
On the basis of warm latent energy value (GWP), the GWP of other gases (CH4, N2O etc.) is on the basis of CO2, to convert as CO2 equivalents to weigh
Amount.The carbon emission of life cycle environment assessment is building materialization, uses and remove all kinds of greenhouse gas emissions for disposing each stage
With the summation obtained by its global warming influence potential characteristics equivalency fac-tor.Its formula is：
In formula, GWI is building life cycle EIC Carbon Emission Index (kgCO2)；Wij is jth rank in building life cycle
I-th kind of quality of greenhouse gases (kg) produced by section (j=1,2,3 are respectively materialization, use and remove the disposal stage)；GWPi
It is i-th kind of influenced by global warming latent energy value of greenhouse gases (kgCO2/kg greenhouse gases)；I is the kind designation of greenhouse gases.
According to《The Kyoto Protocol》, greenhouse gases include following 6 class：Carbon dioxide (CO2), methane (CH4), nitrous oxide
(N2O), hydrofluorocarbons (HFCs), perfluocarbon (PFCs), sulfur hexafluoride (SF6), the global warming potential of portion gas,
It is shown in Table 1.
The equivalence factor latent energy value of the greenhouse gases of table 1
In the present embodiment, construction phase of project carbon emission can be divided to part-to-item project and other attached carbon emissions,
For example in architectural engineering, can be divided into civil engineering (including earth and rock works, pile foundation engineering, foundation engineering, brick structure engineering,
Concrete works, metal engineering, timber engineering etc.), installing engineering carbon emission and Other Engineering carbon emission.This model is to work
The calculating of journey carbon emission is calculated material in every operation and construction machinery carbon emission, computation model specific to cell processes
Can be shown with following equation：
E=∑s EiFB
EiFB=∑ EiDY
EiDY=Emat+Emac
In formula, E is engineering total carbon emissions, EiFBIt is each partitioned project carbon emission, EiDYIt is individual cell processes carbon emission, Emat,
EmacMaterial therefor and construction continue carbon emission respectively in cell processes.Calculate overall framework as shown in Figure 2.
Material carbon emission can be calculated with below equation in cell processes：
Emat=∑ Qi.fi
Wherein, QiIt is the i-th kind of quantity of material used in the operation, QiCan be by the unit work in the corresponding norm quota of consumption of engineering
Sequence construction unit amount material consumption is obtained with actually occurring quantities and be multiplied.fiIt is the carbon emission factor of i kind materials.
Computation model includes the emission factor of hundreds of building materials, including the carbon of the main building materials such as reinforcing bar, concrete
Emission factor takes from China domestic LCA databases CLCD, and other building materials data sources take from international LCA databases Eco-
Invent and European Union LCA databases ELCD.
Construction machinery discharge is calculated, and mechanical carbon emission can be calculated with below equation in cell processes：
Emac=∑ Hi.QJi.fi
Wherein, HiThe machine-team used by i-th kind of machinery being used in the operation, can there is unit needed for the cell processes in quota
Mechanical one-shift is multiplied with operation amount and obtains, QJiIt is the i kinds quantity of energy (type such as including electricity, diesel oil, gasoline) of i machinery consumption, its
Numerical value according to《The unified architectural engineering machine-team in the whole nation is by norm》Obtain.fiIt is the carbon emission factor of i kind materials.
In the present embodiment, based on carbon emission computation model, green power engineering carbon emission software for calculation is developed, it is green dynamic
Power engineering carbon emission software for calculation is the unit based on individual event operation in quota based on construction project quota, it is determined that single
Position quantities cell processes ambient influnence, the carbon emission software for calculation of accumulation calculating Engineering Overall ambient influnence can make engineering
Carbon emission is more efficient and convenient.The first step, during grassroot project, user need to select quota store and quota specialty, engineering emission analysis
Quota store according to selection is analyzed.Second step, after grassroot project, system enters Engineering Modeling interface, and user clicks on addition
Subitem, the ejection subitem selection page, the subitem selection page shows the quota in current quota store, user's selection in the form of a tree
Quota item is double-clicked after the quota of needs or insertion button is clicked on can be added in Engineering Modeling interface current quota, be
The quota automatic clustering united according to user's selection, in addition, user can click on self-defined row, adds in Engineering Modeling interface
Blank line.3rd step, after user's insertion subitem, quantities is input at Engineering Modeling interface, and system is automatically according to current quota
The unit discharge of item calculates emissions data, the discharge of current partitioned project adds up to and the discharge of whole engineering is total.To calculating
Result is analyzed the distribution for obtaining carbon emission amount and dust discharge amount in whole engineering and engineering different phase, chooses needs point
The partitioned project of analysis, then clicks on analysis button, into the project analysis page, selects what is needed in drop-down list as needed
Analysis dimension, system can generate corresponding analysis chart.Concrete analysis content includes：Material machine is analyzed：Quota by selection is right
Mechanical material is analyzed, and generates piling post figure；Material analysis：To reinforcing bar in the material of selected branch or subitem, concrete and
Other materials carries out accounting analysis, is represented with pie chart；Mechanical analysis：Mechanical drain to selected branch or subitem carries out accounting point
Analysis, is represented with pie chart；Branch itemizes：The accounting of main branch's cubic metre of earth and stone, reinforcing bar, pile foundation and other branches to whole engineering is entered
Row analysis, is represented with pie chart.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some that to be made to some of which part variations embody principle of the invention, belong to protection scope of the present invention it
It is interior.
Claims (5)
1. a kind of engineering carbon emission computational methods, it is characterised in that comprise the following steps:
Step one：Engineering total carbon emissions, each partitioned project carbon emission and individual cell processes carbon emission are calculated：To engineering carbon emission
Material is calculated with construction machinery carbon emission in per cell processes, and computation model can be shown with following equation：
E=∑s EiFB
EiFB=∑ EiDY
EiDY=Emat+Emac
In formula, E is engineering total carbon emissions, EiFBIt is each partitioned project carbon emission, EiDYIt is individual cell processes carbon emission, Emat,Emac
Material therefor and construction continue carbon emission respectively in cell processes；
Step 2：Material carbon emission is calculated：Material carbon emission can be calculated with below equation in cell processes：
Emat=∑ Qi.fi
Wherein, QiIt is the i-th kind of quantity of material used in the operation, fiIt is the carbon emission factor of i kind materials；
Step 3：Construction machinery discharge is calculated：Mechanical carbon emission can be calculated with below equation in cell processes：
Emac=∑ Hi.QJi.fi
Wherein, HiMachine-team, Q used by i-th kind of machinery being used in the operationJiIt is the i kind quantity of energy of i machinery consumption, fiIt is i kinds
The carbon emission factor of material.
2. a kind of engineering carbon emission computational methods according to claim 1, it is characterised in that in step 2, the QiCan be by
The cell processes construction unit amount material consumption is obtained with actually occurring quantities and be multiplied in the corresponding norm quota of consumption of engineering.
3. a kind of engineering carbon emission computational methods according to claim 1, it is characterised in that in step 2, the calculating
Model includes the emission factor of hundreds of building materials, and the carbon emission factor including the main building materials such as reinforcing bar, concrete is taken from
China domestic LCA databases CLCD, other building materials data sources take from international LCA databases Eco-invent and European Union
LCA databases ELCD.
4. a kind of engineering carbon emission computational methods according to claim 1, it is characterised in that in step 3, the HiCan have
Specific mechanical machine-team needed for the cell processes is multiplied with operation amount and obtains in quota.
5. a kind of engineering carbon emission computational methods according to claim 1, it is characterised in that in step 3, the energy
Amount includes electric, diesel oil and gasoline, its numerical value according to《The unified architectural engineering machine-team in the whole nation is by norm》Obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136899.5A CN106777956A (en) | 2016-12-12 | 2016-12-12 | A kind of engineering carbon emission computational methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136899.5A CN106777956A (en) | 2016-12-12 | 2016-12-12 | A kind of engineering carbon emission computational methods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106777956A true CN106777956A (en) | 2017-05-31 |
Family
ID=58875381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611136899.5A Pending CN106777956A (en) | 2016-12-12 | 2016-12-12 | A kind of engineering carbon emission computational methods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106777956A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109002657A (en) * | 2018-09-05 | 2018-12-14 | 上海建工五建集团有限公司 | The carbon emission calculation method and system of precast concrete |
| CN113065254A (en) * | 2021-04-02 | 2021-07-02 | 广东工业大学 | Carbon emission measuring and calculating method for process, working condition and project level highway construction activities |
-
2016
- 2016-12-12 CN CN201611136899.5A patent/CN106777956A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109002657A (en) * | 2018-09-05 | 2018-12-14 | 上海建工五建集团有限公司 | The carbon emission calculation method and system of precast concrete |
| CN109002657B (en) * | 2018-09-05 | 2023-02-03 | 上海建工五建集团有限公司 | Carbon emission calculation method and system for precast concrete member |
| CN113065254A (en) * | 2021-04-02 | 2021-07-02 | 广东工业大学 | Carbon emission measuring and calculating method for process, working condition and project level highway construction activities |
| WO2022206354A1 (en) * | 2021-04-02 | 2022-10-06 | 广东工业大学 | Carbon emission measurement and calculation method for process-level, working condition-level, and project-level highway construction activities |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Fan et al. | Coupling coordinated development between social economy and ecological environment in Chinese provincial capital cities-assessment and policy implications | |
| Du et al. | Impact of prefabrication technology on the cradle-to-site CO 2 emissions of residential buildings | |
| You et al. | Carbon emissions in the life cycle of urban building system in China—A case study of residential buildings | |
| Li et al. | Research on the computational model for carbon emissions in building construction stage based on BIM | |
| Li et al. | Holistic LCA evaluation of the carbon footprint of prefabricated concrete stairs | |
| Kong et al. | Research on mineral resources and environment of salt lakes in Qinghai Province based on system dynamics theory | |
| CN105976090A (en) | Natural resource asset debt table compiling method and system thereof | |
| CN110348096B (en) | Carbon emission calculation method, system and storage medium for demolishing construction waste | |
| CN114912743A (en) | Carbon emission accounting method for whole life cycle of building | |
| CN104615865A (en) | Quota estimation method and application for carbon emission in building engineering construction | |
| CN103258143A (en) | Evaluation method for implementation effect of city scape planning | |
| CN106777956A (en) | A kind of engineering carbon emission computational methods | |
| CN115018327A (en) | Carbon emission approval method and system based on system simulation | |
| Jacobs et al. | Comparison of methane emission models and methane emission measurements | |
| CN109582746A (en) | Building metabolism method for visualizing and system based on 4D-GIS | |
| Yu et al. | Research on the post occupancy evaluation of green public building environmental performance combined with carbon emissions accounting | |
| Guo et al. | Carbon emission calculation methods for highway tunnel construction | |
| CN113807573A (en) | Construction prediction analysis method and system based on data management and three-dimensional search | |
| Lu | Industrial Pollution Governance Efficiency and Big Data Environmental Controlling Measures: A Case Study on Jiangsu Province, China | |
| Chen et al. | Calculation and evaluation of building thermal energy consumption and carbon emissions based on BIM technology | |
| Yangyang et al. | An Add Environmental Dimension Using BIM-LCA integration Technology | |
| CN106447204A (en) | Low-carbon campus evaluation method | |
| Han et al. | Consideration on Carbon Emission of Existing Buildings in the Stage of Ultra-Low Energy Consumption Reconstruction | |
| AU2021105175A4 (en) | Auxiliary planning auditing method for underground pipelines based on three-dimensional GIS technology | |
| Bertil et al. | Environmental impact of the construction sector on life cycle: evidence of the insularity effect |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |