CN116189833A - Method and device for calculating carbon emission amount of polymer material and product thereof - Google Patents
Method and device for calculating carbon emission amount of polymer material and product thereof Download PDFInfo
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Abstract
The invention discloses a method and a device for calculating carbon emission amount of a polymer material and a product thereof, wherein the method comprises the following steps: dividing historical carbon emission total values of the high polymer material and products thereof according to a material flow analysis method to generate different carbon emission modules; according to different carbon emission modules, after calculating corresponding carbon emission contribution degree grades, establishing a multi-stage calculation model according to the carbon emission contribution degree grades; and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into a multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model. The invention can effectively improve the calculation efficiency of the carbon emission of the polymer material and the products thereof.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a method and a device for calculating carbon emission of a polymer material and a product thereof.
Background
Lifecycle assessment (Life Cycle Assessment, hereinafter LCA) is a standardized method of environmental impact assessment. LCA enables scientific, comprehensive, quantitative exploration of various environmental impact problems, including ecotoxicity, resource consumption, global warming, etc.
However, the carbon emission of the polymer material and the product thereof IS calculated according to the related standard flow of the carbon footprint calculation of the LCA and IS014067 products, which has high cost, long period and wide related departments, so that the enterprises of the polymer material and the product thereof can not quickly obtain the carbon emission value of the polymer material and the product thereof, and the green low-carbon development of the production of the polymer material and the product thereof can be hindered.
From the above, the method for calculating the carbon emission amount of the polymer material and the product thereof in the prior art has the problem of low calculation efficiency.
Disclosure of Invention
The invention provides a method and a device for calculating carbon emission of a polymer material and a product thereof, which can effectively improve the calculation efficiency of the carbon emission of the polymer material and the product thereof.
A first aspect of the present application provides a method for calculating carbon emission amount of a polymeric material and a product thereof, comprising:
dividing historical carbon emission total values of the high polymer material and products thereof according to a material flow analysis method to generate different carbon emission modules;
according to different carbon emission modules, after calculating corresponding carbon emission contribution degree grades, establishing a multi-stage calculation model according to the carbon emission contribution degree grades;
and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into a multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model.
In a possible implementation manner of the first aspect, the corresponding carbon emission contribution level is calculated, specifically:
calculating contribution degrees of different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to a first preset value and smaller than or equal to a second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
In a possible implementation manner of the first aspect, the multi-stage calculation model is built according to the carbon emission contribution level, specifically:
setting the carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing a multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
In a possible implementation manner of the first aspect, the multi-stage computing model is specifically:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i Is an average reference value of carbon emission; c (C) k Is a carbon emission factor value comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk Usage data for a sub-module, comprising: raw material consumption data m of sub-module L raw material And energy usage data m of submodule L energy source The method comprises the steps of carrying out a first treatment on the surface of the C is the sum of the average reference values of the carbon emissions modules corresponding to the second level.
In one possible implementation manner of the first aspect, the different carbon emission modules include: a supply chain module and a factory module;
wherein the supply chain module further comprises: a raw material module and a transportation module;
the plant module further comprises: an energy module and an inline module.
In one possible implementation manner of the first aspect, the polymer material includes: polyolefins, polyesters and polyamides.
A second aspect of the present application provides a carbon emission amount calculation device of a polymer material and a product thereof, comprising: the system comprises a dividing module, a building module and a calculating module;
the dividing module is used for dividing the historical carbon emission total value of the high polymer material and the product thereof according to a material flow analysis method to generate different carbon emission modules;
the building module is used for building a multi-stage calculation model according to the carbon emission contribution degree grade after calculating the corresponding carbon emission contribution degree grade according to different carbon emission modules;
the calculation module is used for inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into the multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model.
In a possible implementation manner of the second aspect, the corresponding carbon emission contribution level is calculated, specifically:
calculating contribution degrees of different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to a first preset value and smaller than or equal to a second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
In a possible implementation manner of the second aspect, the multi-stage calculation model is built according to the carbon emission contribution level, specifically:
setting the carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing a multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
In a possible implementation manner of the second aspect, the multi-stage calculation model is specifically:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i Is an average reference value of carbon emission; c (C) k Is a carbon emission factor value comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk Usage data for a sub-module, comprising: raw material consumption data m of sub-module L raw material And energy usage data m of submodule L energy source The method comprises the steps of carrying out a first treatment on the surface of the C is the sum of the average reference values of the carbon emissions modules corresponding to the second level.
Compared with the prior art, the method and the device for calculating the carbon emission amount of the polymer material and the product thereof provided by the invention comprise the following steps: dividing historical carbon emission total values of the high polymer material and products thereof according to a material flow analysis method to generate different carbon emission modules; according to different carbon emission modules, after calculating corresponding carbon emission contribution degree grades, establishing a multi-stage calculation model according to the carbon emission contribution degree grades; and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into a multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model.
The beneficial effects are that: according to the method, the historical carbon emission total values of the polymer materials and the products thereof are divided, after different carbon emission modules are generated, a multi-stage calculation model is built according to the carbon emission contribution degree grades of the different carbon emission modules, and finally raw material consumption data and energy consumption data of the polymer materials and the products thereof are input into the multi-stage calculation model, so that the multi-stage calculation model calculates the carbon emission of the polymer materials and the products thereof. According to the method, the carbon emission of the polymer material and the product thereof is calculated by establishing and using the multi-stage calculation model, and the carbon emission calculation result of the polymer material and the product thereof can be obtained quickly only by using the raw material consumption data and the energy consumption data.
Furthermore, the invention not only can rapidly obtain the carbon emission value of the polymer material and the product thereof, but also can obtain the contribution value of the carbon emission of the polymer material and the product thereof. Meanwhile, the invention can obtain the carbon emission module data sets of the contribution gradient grade-classified carbon emission modules, such as the sub-carbon emission module, the Sun Tan emission module and the like, is more beneficial to deep analysis of carbon emission of the high polymer material and the product thereof from each link, and is convenient for targeted multi-stage analysis and improvement of carbon emission of the high polymer material and the product thereof.
Finally, the invention has strong implementation and small error range; the application range is wide, and the method is not limited in the field of carbon emission of high polymer materials and products thereof; the method is favorable for promoting the balance and unification of the formula, the process and the carbon emission design of the production of the polymer material and the products thereof, and is favorable for promoting the energy conservation and the emission reduction of the production of the polymer material and the products thereof.
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FIG. 1 is a schematic flow chart of a method for calculating carbon emissions of a polymer material and a product thereof according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a device for calculating carbon emissions of a polymer material and a product thereof according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, fig. 1 is a schematic flow chart of a method for calculating carbon emission amount of a polymer material and a product thereof according to an embodiment of the present invention, including S101-S103:
s101: and dividing the historical carbon emission total value of the high polymer material and the product thereof according to a material flow analysis method to generate different carbon emission modules.
And then dividing the historical carbon emission total value into a plurality of scores according to a material flow analysis method, wherein each score can be attributed to different carbon emission modules. The substance flow comprises an input flow and an output flow, wherein the input flow comprises: materials, transportation, energy sources, etc.; the output stream includes: three wastes, products, byproducts and the like.
In this embodiment, the different carbon emission modules include: a supply chain module and a factory module;
wherein the supply chain module further comprises: a raw material module and a transportation module;
the plant module further includes: an energy module and an inline module.
In a specific embodiment, the different carbon emission modules include: a supply chain module and a factory module;
wherein the supply chain module further comprises: a raw material module and a transportation module;
the plant module further includes: an energy module and an inline module.
S102: and according to different carbon emission modules, after calculating corresponding carbon emission contribution degree grades, establishing a multi-stage calculation model according to the carbon emission contribution degree grades.
In this embodiment, the calculating the corresponding carbon emission contribution level is specifically:
calculating contribution degrees of the different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to the first preset value and smaller than or equal to the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
The contribution degree of different carbon emission modules is calculated respectively, and the method specifically comprises the following steps: respectively calculating the total carbon emission values of the supply chain module and the factory module and the corresponding carbon emission contribution degree, and carrying out sequencing analysis on the total carbon emission values; further subdividing the total carbon emission values into sub-modules, namely a material module, a transportation module, an energy module, an inline module, and corresponding carbon emission contribution degrees. Further, the contribution of the carbon emission module = carbon emission value/total carbon emission value of the carbon emission module 100%.
And then carrying out sequencing analysis on the carbon emission contribution degrees of the different modules, carrying out different grades of division, and screening out carbon emission modules with contribution degrees of different gradients and duty ratios, wherein the carbon emission modules specifically comprise: s level (first level), contribution degree < X% (first preset value); m level (second level), X% is not less than Y% contribution degree (second preset value); l level (third level), contribution > Y%.
Giving a carbon emission coefficient of 0 for each carbon emission module corresponding to the S stage, and giving a carbon emission average reference value of C for the carbon emission module corresponding to the M stage i The carbon emission module corresponding to the L level is further subdivided into a submodule L k Calculating and obtaining the carbon emission factor value C of each sub-module k 。
In a specific embodiment, the establishing a multi-stage calculation model according to the carbon emission contribution level specifically includes:
setting a carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing the multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
Wherein the carbon emission factor value is a carbon emission value corresponding to the carbon emission module in units of kilograms of carbon dioxide equivalent per kilogram (kgCO 2 eq/kg).
In a specific embodiment, the multi-stage calculation model is specifically:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i An average reference value for the carbon emissions; c (C) k For the carbon emission factor values, comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk The usage data for the sub-modules comprises: raw material consumption data m of the submodule L raw material (in kg) and energy usage data m of said submodule L energy source (in KWH); c is the sum of the average reference values of the carbon emission modules corresponding to the second level, namely the average value of the corresponding carbon emission modules.
The carbon emission value of the polymer material and the product thereof is the sum of the carbon emission values of all the carbon emission modules, the carbon emission value of all the carbon emission modules is the sum of the carbon emission values of the submodules, and the carbon emission value of all the submodules is the sum of the Sun Mokuai carbon emission values; the high polymer material and the product carbon emission multistage rapid evaluation model thereof can be composed of modules, sub-modules or grand modules.
S103: and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into a multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model.
Furthermore, the invention also comprises a high polymer material and a multistage rapid evaluation system for carbon emission of products thereof, wherein the system mainly comprises an input module, a calculation module and a database module.
The database module mainly comprises data sets of different carbon emission modules, the calculation module mainly comprises a high polymer material and a product carbon emission multistage rapid evaluation calculation formula and formula parameters thereof, and the input module mainly comprises names and consumption of different modules, sub-modules and Sun Mokuai.
The names and the consumption of different modules, sub-modules and Sun Mokuai are input through the input module, the related data set is called by combining with the database module, and the results of multistage rapid evaluation of the carbon emission of the high polymer materials and products thereof are obtained through calculation of the calculation formulas and parameters of the calculation module.
In a preferred embodiment, the present invention further describes the calculation process of carbon emission of the polymer material and its products in combination with specific data:
step one: obtaining 10 typical-brand high polymer material activity data samples for standardized carbon emission calculation, and obtaining corresponding carbon calculation results, wherein the samples mainly comprise high polymer materials such as polyolefin, polyester, polyamide and the like; dividing the total carbon emission value of the high polymer material into a plurality of scores according to a material flow analysis method, wherein each score can be attributed to different carbon emission modules, the carbon emission modules can be supply chain modules, factory modules and the like, and the supply chain modules can be continuously subdivided into sub-modules such as raw material modules, transport modules and the like; the factory module can be further subdivided into sub-modules such as an energy module, an inline module, and the like.
Step two: the specific values are summarized to form different carbon emission modules, contribution degrees of the corresponding modules are calculated, namely, the total carbon emission values of the supply chain module and the factory module and the corresponding carbon emission contribution degrees are calculated respectively, and sequencing analysis is carried out on the carbon emission contribution degrees; further subdividing the total carbon emission values into sub-modules, namely a raw material module, a transportation module, an energy module, an inline module, and corresponding carbon emission contribution degrees. Wherein the carbon emission contribution of the supply chain module is equal to the sum of the carbon emission contribution of the feedstock module and the carbon emission contribution of the transport module; the carbon emission contribution of the plant module is equal to the sum of the carbon emission contribution of the energy module and the carbon emission contribution of the inline module. Similarly, the total carbon emission values of the supply chain module and the plant module are the sum of the total carbon emission values of the corresponding sub-modules.
Step three: sequencing and analyzing the carbon emission contribution degrees of the different modules, classifying the carbon emission contribution degrees in different grades, and screening out contribution degrees with different gradients, wherein the contribution degrees can be S, and the contribution degrees are less than 1%; m, the contribution degree is more than or equal to 1% and less than or equal to 5%; l, contribution degree > 5%. The system comprises an S-level module, an M-level module, a transportation module, a raw material module and an energy module, wherein the S-level module comprises an in-line module; giving a carbon emission coefficient of 0 for an inline module, giving a carbon emission average value of C for a transport module, and further subdividing the raw material module and the energy module into a plurality of sub-modules L Raw materials And L Energy source And acquires each sub-module L Raw materials And L Energy source Corresponding carbon emission factor value C Raw materials And C Energy source 。
Step four: and finally, establishing a multistage rapid evaluation model (namely a multistage calculation model) of the carbon emission of the high polymer material according to the carbon emission module and the contribution degree.
High molecular material carbon emission rapid evaluation value H= Σci+ Σm Lk *C k =C+m L raw material *C Raw materials +m L energy source *C Energy source Wherein m is L raw material Corresponding sub-module L Raw materials The amount of m L energy source Corresponding sub-module L Energy source Is used in the amount of (3).
Wherein, since the supply chain module further comprises: a raw material module and a transportation module; the raw material module and the transport module are sub-modules of the supply chain module; for raw material modules and energy modules, the raw material modules and the energy modules are further subdivided into a plurality of submodules L Raw materials And L Energy source Therefore L Raw materials And L Energy source Sub-modules, L, of the raw material module and the energy module, respectively Raw materials And L Energy source Is Sun Mokuai of the supply chain module.
The carbon emission value of the polymer material is the sum of the carbon emission values of all the carbon emission modules, the carbon emission value of all the carbon emission modules is the sum of the carbon emission values of the sub-modules, and the carbon emission value of all the sub-modules is the sum of the Sun Mokuai carbon emission values of all the sub-modules; the high polymer material carbon emission multistage rapid evaluation model consists of a module, a sub-module or a grandchild module.
In addition, a multistage rapid evaluation system for carbon emission of a high polymer material is established at the same time, and the system mainly comprises an input module, a calculation module and a database module.
Wherein the database module mainly comprises transportation, raw materials and energy module data sets, and the calculation module mainly comprises C+M Li *C i The input module mainly comprises a supply chain module, a raw material sub-module, a raw material Sun Mokuai, a transportation sub-module, a factory module, an energy mold module and the name and the dosage of energy Sun Mokuai.
And the corresponding high polymer material technicians input the names and the consumption of different modules, sub-modules and Sun Mokuai through the input module, call related data sets through the database module, and calculate and obtain the multi-stage rapid evaluation result of the high polymer material carbon emission through the calculation formula and the parameters of the calculation module.
In the prior art, the standardized carbon emission calculation of single polymer material product brands needs to collect specific consumption values of raw materials and energy sources, and also needs to collect the consumption values of transportation and wastes in detail, besides the internal links of an enterprise factory, the data investigation of suppliers is also involved, so that the period is usually more than 2 months or even longer, and the carbon emission calculation efficiency of polymer materials and products thereof is low. According to the multistage rapid evaluation method and system for carbon emission of the high polymer material, high polymer material technicians can immediately evaluate and acquire the carbon emission value of the high polymer material and products thereof on line by only collecting specific consumption values of raw materials and energy sources in factories and adopting the rapid evaluation system, the fastest period is only 1 day, compared with the multistage rapid evaluation method for carbon emission of the high polymer material and products thereof, the multistage rapid evaluation method for carbon emission of the high polymer material and products thereof greatly reduces resource investment, shortens calculation period, can acquire contribution degrees of different modules to carbon emission of the high polymer material and products thereof, can perform key analysis aiming at the link of the maximum contribution degree, and is beneficial to rapid evaluation and improvement of carbon emission of the high polymer material and products thereof.
The rapid evaluation values (carbon emissions rapidly calculated by the multistage calculation model) of 10 samples (the 10 samples include polyolefin, polyester, and polyamide) were calculated using the above multistage calculation model, and error comparison analysis was performed with the standard values (carbon emissions calculated according to the prior art), as shown in table 1:
| sample numbering | Rapid evaluation value/kg CO2eq | Standard calculated value/kg CO2eq | Error of |
| 1 | 3413 | 3389 | 1% |
| 2 | 4625 | 4379 | 6% |
| 3 | 3547 | 3567 | -1% |
| 4 | 1887 | 1866 | 1% |
| 5 | 5371 | 5293 | 1% |
| 6 | 5393 | 5205 | 4% |
| 7 | 1971 | 2037 | -3% |
| 8 | 3329 | 3302 | 1% |
| 9 | 3448 | 3353 | 3% |
| 10 | 3356 | 3606 | -7% |
Table 1: error comparison table of quick evaluation value and standard value
As can be obtained from table 1, the error range between the carbon emission obtained by the rapid calculation of the multistage calculation model and the carbon emission obtained by the calculation according to the prior art is ± (1% -7%), which indicates that the multistage rapid evaluation method of carbon emission of the polymer material and the product thereof can be well applied to the rapid calculation of the carbon emission of the polymer material and the product thereof, and the error range is small and has better accuracy.
In order to further explain the carbon emission amount calculating device of the polymer material and the product thereof, referring to fig. 2, fig. 2 is a schematic structural diagram of the carbon emission amount calculating device of the polymer material and the product thereof according to an embodiment of the invention, which includes: a dividing module 201, a building module 202 and a calculating module 203;
the dividing module 201 is configured to divide the historical carbon emission total value of the polymer material and the product thereof according to a material flow analysis method, so as to generate different carbon emission modules;
the establishing module 202 is configured to calculate a corresponding carbon emission contribution level according to the different carbon emission modules, and then establish a multi-level calculation model according to the carbon emission contribution level;
the calculation module 203 is configured to input raw material usage data and energy usage data of the polymer material and products thereof into the multi-stage calculation model, so that the multi-stage calculation model calculates carbon emission of the polymer material and products thereof.
In this embodiment, the calculating the corresponding carbon emission contribution level is specifically:
calculating contribution degrees of the different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to the first preset value and smaller than or equal to the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
In a specific embodiment, the establishing a multi-stage calculation model according to the carbon emission contribution level specifically includes:
setting a carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing the multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
In a specific embodiment, the multi-stage calculation model is specifically:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i An average reference value for the carbon emissions; c (C) k For the carbon emission factor values, comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk The usage data for the sub-modules comprises: raw material consumption data m of the submodule L raw material And energy usage data m of said submodule L energy source The method comprises the steps of carrying out a first treatment on the surface of the C is the sum of the average reference values of the carbon emissions modules corresponding to the second level.
In this embodiment, the different carbon emission modules include: a supply chain module and a factory module;
wherein the supply chain module further comprises: a raw material module and a transportation module;
the plant module further includes: an energy module and an inline module.
In one embodiment, the polymer material includes: polyolefins, polyesters and polyamides.
According to the invention, the historical carbon emission total value of the high polymer material and the product thereof is divided by the dividing module according to the material flow analysis method, so as to generate different carbon emission modules; the building module is used for building a multi-stage calculation model according to the carbon emission contribution degree grade after calculating the corresponding carbon emission contribution degree grade according to different carbon emission modules; and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into a multi-stage calculation model through a calculation module so as to calculate the carbon emission of the polymer material and the product thereof through the multi-stage calculation model.
According to the method, the historical carbon emission total values of the polymer materials and the products thereof are divided, after different carbon emission modules are generated, a multi-stage calculation model is built according to the carbon emission contribution degree grades of the different carbon emission modules, and finally raw material consumption data and energy consumption data of the polymer materials and the products thereof are input into the multi-stage calculation model, so that the multi-stage calculation model calculates the carbon emission of the polymer materials and the products thereof. According to the method, the carbon emission of the polymer material and the product thereof is calculated by establishing and using the multi-stage calculation model, and the carbon emission calculation result of the polymer material and the product thereof can be obtained quickly only by using the raw material consumption data and the energy consumption data.
Furthermore, the invention not only can rapidly obtain the carbon emission value of the polymer material and the product thereof, but also can obtain the contribution value of the carbon emission of the polymer material and the product thereof. Meanwhile, the invention can obtain the carbon emission module data sets of the contribution gradient grade-classified carbon emission modules, such as the sub-carbon emission module, the Sun Tan emission module and the like, is more beneficial to deep analysis of carbon emission of the high polymer material and the product thereof from each link, and is convenient for targeted multi-stage analysis and improvement of carbon emission of the high polymer material and the product thereof.
Finally, the invention has strong implementation and small error range; the application range is wide, and the method is not limited in the field of carbon emission of high polymer materials and products thereof; the method is favorable for promoting the balance and unification of the formula, the process and the carbon emission design of the production of the polymer material and the products thereof, and is favorable for promoting the energy conservation and the emission reduction of the production of the polymer material and the products thereof.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Claims (10)
1. A method for calculating carbon emissions of a polymer material and a product thereof, comprising:
dividing historical carbon emission total values of the high polymer material and products thereof according to a material flow analysis method to generate different carbon emission modules;
according to the different carbon emission modules, after calculating corresponding carbon emission contribution degree grades, establishing a multi-stage calculation model according to the carbon emission contribution degree grades;
and inputting the raw material consumption data and the energy consumption data of the polymer material and the product thereof into the multi-stage calculation model so as to calculate the carbon emission of the polymer material and the product thereof by the multi-stage calculation model.
2. The method for calculating the carbon emission amount of the polymer material and the product thereof according to claim 1, wherein the calculating the corresponding carbon emission contribution degree level is specifically as follows:
calculating contribution degrees of the different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to the first preset value and smaller than or equal to the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
3. The method for calculating the carbon emission amount of the polymer material and the product thereof according to claim 2, wherein the step of establishing a multi-stage calculation model according to the carbon emission contribution level is specifically as follows:
setting a carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing the multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
4. The method for calculating carbon emissions of a polymeric material and its products according to claim 3, wherein the multi-stage calculation model specifically comprises:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i An average reference value for the carbon emissions; c (C) k For the carbon emission factor values, comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk The usage data for the sub-modules comprises: raw material consumption data m of the submodule L raw material And energy usage data m of said submodule L energy source The method comprises the steps of carrying out a first treatment on the surface of the C is the sum of the average reference values of the carbon emissions modules corresponding to the second level.
5. The method for calculating carbon emissions of a polymeric material and its products according to claim 4, wherein the different carbon emissions modules comprise: a supply chain module and a factory module;
wherein the supply chain module further comprises: a raw material module and a transportation module;
the plant module further includes: an energy module and an inline module.
6. The method for calculating carbon emissions of a polymer material and a product thereof according to claim 5, wherein the polymer material comprises: polyolefins, polyesters and polyamides.
7. A carbon emission amount calculating device for a polymer material and a product thereof, comprising: the system comprises a dividing module, a building module and a calculating module;
the dividing module is used for dividing the historical carbon emission total value of the high polymer material and the product thereof according to a material flow analysis method to generate different carbon emission modules;
the building module is used for building a multi-stage calculation model according to the carbon emission contribution degree grade after calculating the corresponding carbon emission contribution degree grade according to the different carbon emission modules;
the calculation module is used for inputting raw material consumption data and energy consumption data of the polymer materials and products thereof into the multi-stage calculation model so as to calculate the carbon emission of the polymer materials and products thereof by the multi-stage calculation model.
8. The apparatus for calculating the carbon emission level of a polymeric material and products thereof according to claim 7, wherein the calculating the corresponding carbon emission contribution level is specifically:
calculating contribution degrees of the different carbon emission modules respectively;
when the contribution degree is smaller than a first preset value, determining that the carbon emission contribution degree grade of the carbon emission module is a first grade;
when the contribution degree is larger than or equal to the first preset value and smaller than or equal to the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a second grade;
and when the contribution degree is larger than the second preset value, judging that the carbon emission contribution degree grade of the carbon emission module is a third grade.
9. The device for calculating carbon emissions of a polymeric material and its products according to claim 8, wherein the establishing a multi-stage calculation model according to the carbon emission contribution level is specifically:
setting a carbon emission coefficient of the carbon emission module corresponding to the first level to 0;
calculating a carbon emission average reference value of the carbon emission module corresponding to the second level;
after the carbon emission module corresponding to the third level is subdivided into a plurality of sub-modules, calculating and obtaining a carbon emission factor value corresponding to each sub-module;
and establishing the multi-stage calculation model according to the carbon emission average reference value and the carbon emission factor value.
10. The device for calculating carbon emissions of a polymeric material and its products according to claim 9, wherein the multi-stage calculation model is specifically:
H=∑C i +∑m Lk *C k =C+m l raw material *C Raw materials +m L energy source *C Energy source ；
Wherein H is the carbon emission of the polymer material and the product thereof; c (C) i An average reference value for the carbon emissions; c (C) k For the carbon emission factor values, comprising: carbon emission factor value C of raw material Raw materials And an energy carbon emission factor value C Energy source ；m Lk The usage data for the sub-modules comprises: raw material consumption data m of the submodule L raw material And energy usage data m of said submodule L energy source The method comprises the steps of carrying out a first treatment on the surface of the C is the sum of the average reference values of the carbon emissions modules corresponding to the second level.
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