CN114037225A - Comprehensive evaluation method for carbon emission suitable for factories and parks - Google Patents
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Abstract
The invention discloses a comprehensive evaluation method for carbon emission suitable for factories and parks, which belongs to the technical field of carbon emission management and comprises the following steps: step 1: collecting and calculating to obtain carbon emission pollution indexes and cleaning indexes of factories or parks; step 2: calculating a carbon emission comprehensive index based on the pollution index and the cleaning index; and step 3: and (4) performing carbon emission early warning based on the carbon emission comprehensive index, and giving a corresponding improvement suggestion. The invention aims to solve the technical problem of providing a comprehensive evaluation method for carbon emission of factories and parks, which comprehensively evaluates and analyzes the carbon emission level of the factories or parks according to relevant data of pollution and clean energy of the factories or parks, gives decision suggestions, facilitates managers to objectively judge the carbon emission condition of the factories or parks and make decisions, and is objective, systematic and effective.
Description
Technical Field
The invention belongs to the technical field of carbon emission management, and particularly relates to a comprehensive evaluation method for carbon emission suitable for factories and parks.
Background
According to the data of the national statistical bureau, the carbon emission generated by the energy activity accounts for more than 90 percent of the total carbon dioxide emission in China and accounts for about 70 percent of the total greenhouse gas emission, so the carbon emission of the energy activity is reduced, and the method is the most effective way for realizing carbon neutralization. The carbon neutralization target is realized in 2060, the method is not only a challenge but also an opportunity for clean low-carbon transformation in the energy industry, and the energy supply side and the consumption side are required to be coordinated and consistent, so that on one hand, the energy efficiency is greatly improved and the energy supply stability is improved by combining the energy technology and the information technology; on the other hand, by vigorously developing non-fossil energy, the carbon emission is greatly reduced, and the conversion from high carbon to low carbon and then from low carbon to carbon neutralization is accelerated.
Energy consumption side, like mill or garden, the mode that reduces carbon emission mainly has (1) reduces energy consumption, (2) through projects such as building distributed photovoltaic, energy storage, improves renewable energy proportion, realizes the green substitution of energy, (3) through the mode of purchasing carbon quota, green certificate, offsets carbon emission. The three modes are generally adopted simultaneously, no systematic method is available at present, the implementation situation of carbon emission reduction work of a factory/park is reflected through clear and accurate data, a manager can conveniently make adjustment in time, and the carbon neutralization target is realized with high quality.
Disclosure of Invention
The invention aims to solve the technical problem of providing a comprehensive evaluation method for carbon emission of factories and parks, which comprehensively evaluates and analyzes the carbon emission level of the factories or parks according to relevant data of pollution and clean energy of the factories or parks, gives decision suggestions, facilitates managers to objectively judge the carbon emission condition of the factories or parks and make decisions, and is objective, systematic and effective.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a comprehensive evaluation method for carbon emission suitable for factories and parks comprises the following steps:
step 1: collecting and calculating to obtain carbon emission pollution indexes and cleaning indexes of factories or parks;
step 2: calculating a carbon emission comprehensive index based on the pollution index and the cleaning index;
and step 3: and (4) performing carbon emission early warning based on the carbon emission comprehensive index, and giving a corresponding improvement suggestion.
Further, the carbon emission pollution index comprises a zero carbon rate ZCL, and the cleaning index comprises spontaneous self-consumption RUL and renewable energy ratio RR of renewable energy.
Preferably, the zero carbon rate ZCL is calculated by using the following formula:
wherein ZCL is zero carbon rate and is a reverse index for evaluating pollution condition, the larger the ZCL is, the better the ZCL is,
SC is total carbon emission, ZC is non-zero carbon emission, and SC and ZC are respectively calculated according to the following formulas:
SC＝SE×δ
ZC＝SC-RC-DC
wherein, SE is total electricity consumption, the total value of electricity consumption measured by all electricity consumption gateway electricity meters in a factory or a park is taken, delta is a regional power grid average emission power supply factor, the factor is released by the national ecological environment ministry according to the year, RC is renewable energy carbon emission, DC is carbon quota reduction capacity, and the factor is calculated according to carbon quota purchase quantity, namely carbon quota purchase quantity, and actual purchase quantity from the factory or the park participating in carbon quota transaction;
the proportion ratio of the RUL to the RR is calculated by adopting the following formula:
wherein RE is the sum of the renewable energy power generation amount and the power generation amount measured by the gateway electric meters of all renewable energy power generation facilities in a factory or a park, GE is the green license electricity purchasing amount which is taken from the actual purchasing amount of the factory or the park participating in the green license transaction,
RU is the spontaneous self-consumption of renewable energy, and is calculated by adopting the following formula:
RU＝RE-OE
the OE is reverse on-grid electricity quantity, and is a total value of reverse on-grid electricity quantities measured by all electricity consumption gateway electric meters in a factory or a park.
Preferably, the carbon emission comprehensive index ZCI in step 2 is calculated by the formula:
ZCI＝ZCL×RUL×RR
ZCI is a carbon emission comprehensive index used for representing the comprehensive completion condition of zero-carbon work in a factory or a park, and is a forward index, the value range is [0,1], the larger the score is, the better the score is, and the better the zero-carbon work in the factory or the park is.
Further, step 3 comprises the following steps:
step 3.1: when the comprehensive carbon emission index ZCI of a factory or a park is lower than k times of the warning proportion of the industrial average value of the comprehensive carbon emission index, starting an early warning process, wherein k is more than 0 and less than 1;
step 3.2: carrying out pollution early warning based on the relation between zero carbon rate ZCL data of a factory or a park and a zero carbon threshold value;
step 3.3: and carrying out early warning on the clean energy based on the relation between the product of the spontaneous self-consumption RUL and the ratio RR of the renewable energy in the factory or the park and the threshold value of the renewable energy.
Preferably, k is 0.8.
Preferably, step 3.2 comprises:
firstly, when ZCL is less than 0.6, performing primary pollution early warning, and reasonably purchasing carbon indexes and green certificate electric quantity by paying attention to factories or parks;
secondly, when ZCL is more than or equal to 0.6 and less than 0.8, performing secondary pollution early warning, paying attention to a factory or a park, reasonably building a renewable energy power generation facility, and adjusting the power generation time period;
thirdly, when ZCL is more than or equal to 0.8 and less than 0.9, carrying out three-level early warning of pollution, needing regular observation in a factory or a garden, and carrying out fine energy management if necessary;
and fourthly, when the ZCL is more than or equal to 0.9, the zero carbon work of a factory or a park is better.
Preferably, step 3.3 comprises:
firstly, when RUL multiplied by RR is less than 0.3, early warning of primary early warning of clean energy is carried out, attention needs to be paid to a factory or a park, the energy structure of the factory or the park is adjusted, the proportion of the clean energy is increased, and the utilization efficiency of the clean energy is improved;
secondly, when the RUL multiplied by RR is more than or equal to 0.3 and less than 0.6, performing secondary early warning of the clean energy, and performing further fine management on the existing clean energy by periodically observing a factory or a park;
and thirdly, when the RUL multiplied by RR is more than or equal to 0.6, the clean energy work of a factory or a park is better.
Alternatively, step 3 comprises the steps of:
firstly, when the following equation is satisfied, a first-stage early warning is carried out:
wherein the content of the first and second substances,
and
respectively representing the industry mean values of zero carbon rate, renewable energy spontaneous self-consumption and renewable energy ratio, wherein a1 is an industry difference warning line which is a constant, a1 is more than 0 and less than 1, k1 is a first threshold value of a carbon emission comprehensive index which is a constant, and k1 is more than 0 and less than 1;
secondly, when the following equation is satisfied, performing secondary early warning:
wherein a2 is an industry difference warning line which is a constant, k2 is a second threshold value of the carbon emission comprehensive index which is a constant, and k2 is more than 0 and less than 1;
carrying out three-stage early warning when the following equation is satisfied:
and thirdly, when ZCI is more than or equal to k2, no early warning is carried out.
Preferably, k1 is 0.3, k2 is 0.5, a1 is 0.5, and a2 is 1.
Compared with the prior art, the invention has the following beneficial effects:
the invention aims to solve the technical problem of providing a comprehensive evaluation method for carbon emission of factories and parks, which comprehensively evaluates and analyzes the carbon emission level of the factories or parks according to relevant data of pollution and clean energy of the factories or parks, gives decision suggestions, facilitates managers to objectively judge the carbon emission condition of the factories or parks and make decisions, and is objective, systematic and effective.
1. The comprehensive evaluation method for carbon emission is simple in calculation, available in data, intuitive in result and beneficial to popularization and application;
2. the evaluation system is complete, data related to carbon emission in actual operation data of a factory/park are comprehensively applied, and the evaluation result is objective and comprehensive;
3. the invention creatively provides a comprehensive evaluation method for carbon emission, and can effectively solve the problem that factory/park managers are vague in concept of zero-carbon work completion conditions.
4. The invention provides two early warning modes, which can assist a factory/park manager to make a decision.
Detailed Description
The present invention is further described below.
Example 1
A comprehensive evaluation method for carbon emission suitable for factories and parks comprises the following steps:
step 1: collecting and calculating to obtain carbon emission pollution indexes and cleaning indexes of factories or parks;
step 2: calculating a carbon emission comprehensive index based on the pollution index and the cleaning index;
and step 3: and (4) performing carbon emission early warning based on the carbon emission comprehensive index, and giving a corresponding improvement suggestion.
In order to more clearly embody the indexes related to the present invention, all indexes are summarized and described in advance.
TABLE 1 index summary sheet
The basic data acquisition mode is as follows:
TABLE 2 basic data acquisition mode
The evaluation system of the present invention is described in detail below, and the carbon emission pollution index includes a zero carbon rate ZCL, and the cleanliness index includes a renewable energy spontaneous usage RUL and a renewable energy ratio RR.
Preferably, the zero carbon rate ZCL is calculated by using the following formula:
among them, ZCL is zero carbon rate, which is a reverse index for evaluating the contamination, and the larger the index, the better. The zero carbon rate is used for representing the realization degree of zero carbon in the factory/park, and if the factory/park electricity utilization completely realizes the zero carbon by means of electricity saving, renewable energy utilization, carbon purchasing index and the like, the zero carbon rate is 100 percent. The zero carbon rate of a factory/park is improved by means of saving electricity, improving the proportion of renewable energy sources, improving the self-utilization rate of the renewable energy sources, reasonably purchasing carbon indexes and the like.
SC is total carbon emission, ZC is non-zero carbon emission, and SC and ZC are respectively calculated according to the following formulas:
SC＝SE×δ
ZC＝SC-RC-DC
wherein, SE is total electricity consumption, the total value of electricity consumption measured by all electricity consumption gateway electricity meters in a factory or a park is taken, delta is a regional power grid average emission power supply factor, the factor is released by the national ecological environment ministry according to the year, RC is renewable energy carbon emission, DC is carbon quota reduction capacity, and the factor is calculated according to carbon quota purchase quantity, namely carbon quota purchase quantity, and actual purchase quantity from the factory or the park participating in carbon quota transaction;
the proportion ratio of the RUL to the RR is calculated by adopting the following formula:
wherein RE is the sum of the renewable energy power generation amount and the power generation amount measured by the gateway electric meters of all renewable energy power generation facilities in a factory or a park, GE is the green license electricity purchasing amount which is taken from the actual purchasing amount of the factory or the park participating in the green license transaction,
RU is the spontaneous self-consumption of renewable energy, and is calculated by adopting the following formula:
RU＝RE-OE
the OE is reverse on-grid electricity quantity, and is a total value of reverse on-grid electricity quantities measured by all electricity consumption gateway electric meters in a factory or a park.
The renewable energy source self-utilization rate is used for representing the self-utilization degree of the generated energy of the renewable energy source, and if the electric quantity generated by the renewable energy source power generation system is completely consumed by a factory/park and no electric quantity is reversely transmitted to a power grid, the renewable energy source self-utilization rate is 100%. The self-generation rate of the renewable energy sources is improved by means of adjusting the electricity utilization (production) time period, reasonably building renewable energy power generation facilities, energy fine management and the like in a factory/park.
The renewable energy ratio is used for representing the degree of replacement of the total power consumption of the factory/park by green electric energy, and if the factory/park is completely powered by a renewable energy power generation system (including a distributed renewable energy power generation system at a user side and a renewable energy power generation system at a power generation side), the renewable energy ratio of the power consumption of the factory/park is 100% without using the electric energy provided by a traditional fossil energy power grid. The proportion of renewable energy resources in a factory/park is improved by means of adjusting electricity utilization (production) time intervals, reasonably building renewable energy power generation facilities, finely managing energy resources, purchasing green license electricity and the like.
Preferably, the carbon emission comprehensive index ZCI in step 2 is calculated by the formula:
ZCI＝ZCL×RUL×RR
ZCI is a carbon emission comprehensive index used for representing the comprehensive completion condition of zero-carbon work in a factory or a park, and is a forward index, the value range is [0,1], the larger the score is, the better the score is, and the better the zero-carbon work in the factory or the park is. For example, the carbon yield is 90%, the renewable energy source is 80%, the renewable energy source is 60%, and the carbon emission composite index is 90% 80% 60% 0.432.
The carbon emission comprehensive index is used for representing that the carbon emission is improved by means of adjusting electricity utilization (production) time intervals, energy fine management and the like by utilizing the existing renewable energy power generation facilities on the premise of not purchasing green certificate electric quantity and carbon indexes in a factory/park.
Further, step 3 comprises the following steps:
step 3.1: when the comprehensive carbon emission index ZCI of a factory or a park is lower than k times of the warning proportion of the industrial average value of the comprehensive carbon emission index, starting an early warning process, wherein k is more than 0 and less than 1;
step 3.2: carrying out pollution early warning based on the relation between zero carbon rate ZCL data of a factory or a park and a zero carbon threshold value;
step 3.3: and carrying out early warning on the clean energy based on the relation between the product of the spontaneous self-consumption RUL and the ratio RR of the renewable energy in the factory or the park and the threshold value of the renewable energy.
Preferably, k is 0.8.
Preferably, step 3.2 comprises:
firstly, when ZCL is less than 0.6, performing primary pollution early warning, and reasonably purchasing carbon indexes and green certificate electric quantity by paying attention to factories or parks;
secondly, when ZCL is more than or equal to 0.6 and less than 0.8, performing secondary pollution early warning, paying attention to a factory or a park, reasonably building a renewable energy power generation facility, and adjusting the power generation time period;
thirdly, when ZCL is more than or equal to 0.8 and less than 0.9, carrying out three-level early warning of pollution, needing regular observation in a factory or a garden, and carrying out fine energy management if necessary;
and fourthly, when the ZCL is more than or equal to 0.9, the zero carbon work of a factory or a park is better.
Preferably, step 3.3 comprises:
firstly, when RUL multiplied by RR is less than 0.3, early warning of primary early warning of clean energy is carried out, attention needs to be paid to a factory or a park, the energy structure of the factory or the park is adjusted, the proportion of the clean energy is increased, and the utilization efficiency of the clean energy is improved;
secondly, when the RUL multiplied by RR is more than or equal to 0.3 and less than 0.6, performing secondary early warning of the clean energy, and performing further fine management on the existing clean energy by periodically observing a factory or a park;
and thirdly, when the RUL multiplied by RR is more than or equal to 0.6, the clean energy work of a factory or a park is better.
Example 2
Example 2 differs from example 1 only in that another warning means is provided.
Specifically, the step 3 comprises the following steps:
firstly, when the following equation is satisfied, a first-stage early warning is carried out:
wherein the content of the first and second substances,
and
respectively representing the industry mean values of zero carbon rate, renewable energy spontaneous self-consumption and renewable energy ratio, wherein a1 is an industry difference warning line which is a constant, a1 is more than 0 and less than 1, k1 is a first threshold value of a carbon emission comprehensive index which is a constant, and k1 is more than 0 and less than 1;
secondly, when the following equation is satisfied, performing secondary early warning:
wherein a2 is an industry difference warning line which is a constant, k2 is a second threshold value of the carbon emission comprehensive index which is a constant, and k2 is more than 0 and less than 1;
carrying out three-stage early warning when the following equation is satisfied:
and thirdly, when ZCI is more than or equal to k2, no early warning is carried out.
Preferably, k1 is 0.3, k2 is 0.5, a1 is 0.5, and a2 is 1.
Example 3
The difference between the embodiment 3 and the embodiment 1 is only that the zero carbon rate is replaced by the zero carbon potential, and the calculation of the zero carbon potential is described in table 1, and is used for representing the maximum value of the zero carbon rate improvement by using the existing renewable energy power generation facility through means of adjusting the electricity (production) time period, energy fine management and the like on the premise of not purchasing green license electricity and carbon indexes in a factory/park. Other designs are the same as embodiment 1 and will not be described in detail.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be interpreted as reflecting an intention that: that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the modules or units or groups of devices in the examples disclosed herein may be arranged in a device as described in this embodiment, or alternatively may be located in one or more devices different from the devices in this example. The modules in the foregoing examples may be combined into one module or may be further divided into multiple sub-modules.
Those skilled in the art will appreciate that the modules in the device in an embodiment may be adaptively changed and disposed in one or more devices different from the embodiment. Modules or units or groups in embodiments may be combined into one module or unit or group and may furthermore be divided into sub-modules or sub-units or sub-groups. All of the features disclosed in this specification, and all of the processes or elements of any method or apparatus so disclosed, may be combined in any combination, except that at least some of such features and/or processes or elements are mutually exclusive. Each feature disclosed in this specification may be replaced by an alternative feature serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.
As used herein, unless otherwise specified the use of the ordinal adjectives "first", "second", "third", etc., to describe a common object, merely indicate that different instances of like objects are being referred to, and are not intended to imply that the objects so described must be in a given sequence, either temporally, spatially, in ranking, or in any other manner.
While the invention has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this description, will appreciate that other embodiments can be devised which do not depart from the scope of the invention as described herein. Furthermore, it should be noted that the language used in the specification has been principally selected for readability and instructional purposes, and may not have been selected to delineate or circumscribe the inventive subject matter. Accordingly, many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the appended claims. The present invention has been disclosed in an illustrative rather than a restrictive sense, and the scope of the present invention is defined by the appended claims.
Claims (10)
1. A comprehensive evaluation method for carbon emission suitable for factories and parks is characterized by comprising the following steps:
step 1: collecting and calculating to obtain carbon emission pollution indexes and cleaning indexes of factories or parks;
step 2: calculating a carbon emission comprehensive index based on the pollution index and the cleaning index;
and step 3: and (4) performing carbon emission early warning based on the carbon emission comprehensive index, and giving a corresponding improvement suggestion.
2. The method according to claim 1, wherein the method comprises the steps of: the carbon emission pollution index comprises a zero carbon rate ZCL, and the cleaning index comprises the spontaneous self-consumption RUL and the ratio RR of renewable energy.
3. The method according to claim 2, wherein the evaluation is performed by a computer, and the evaluation is performed by a computer:
the zero carbon rate ZCL is calculated by adopting the following formula:
wherein ZCL is zero carbon rate and is a reverse index for evaluating pollution condition, the larger the ZCL is, the better the ZCL is, the ZCL is more than or equal to 0 and less than or equal to 1,
SC is total carbon emission, ZC is non-zero carbon emission, and SC and ZC are respectively calculated according to the following formulas:
SC＝SE×δ
ZC＝SC-RC-DC
wherein, SE is total electricity consumption, the total value of electricity consumption measured by all electricity consumption gateway electricity meters in a factory or a park is taken, delta is a regional power grid average emission power supply factor, the factor is released by the national ecological environment ministry according to the year, RC is renewable energy carbon emission, DC is carbon quota reduction capacity, and the factor is calculated according to carbon quota purchase quantity, namely carbon quota purchase quantity, and actual purchase quantity from the factory or the park participating in carbon quota transaction;
the proportion ratio of the RUL to the RR is calculated by adopting the following formula:
wherein RE is the sum of the renewable energy power generation amount and the power generation amount measured by the gateway electric meters of all renewable energy power generation facilities in a factory or a park, GE is the green license electricity purchasing amount which is taken from the actual purchasing amount of the factory or the park participating in the green license transaction,
RU is the spontaneous self-consumption of renewable energy, and is calculated by adopting the following formula:
RU＝RE-OE
the OE is reverse on-grid electricity quantity, and is a total value of reverse on-grid electricity quantities measured by all electricity consumption gateway electric meters in a factory or a park.
4. The method according to claim 3, wherein the evaluation is performed by using a computer, and the evaluation is performed by using a computer, the evaluation method is performed by using a computer, and the evaluation is performed by using a computer, and the method are: the calculation formula of the carbon emission comprehensive index ZCI in the step 2 is as follows:
ZCI＝ZCL×RUL×RR
ZCI is a carbon emission comprehensive index used for representing the comprehensive completion condition of zero-carbon work in a factory or a park, and is a forward index, the value range is [0,1], the larger the score is, the better the score is, and the better the zero-carbon work in the factory or the park is.
5. The method for comprehensively evaluating carbon emissions of factories and parks according to claim 4, wherein the step 3 comprises the steps of:
step 3.1: when the comprehensive carbon emission index ZCI of a factory or a park is lower than a warning proportion k of the industrial average value of the comprehensive carbon emission index, starting an early warning process, wherein k is more than 0 and less than 1;
step 3.2: carrying out pollution early warning based on the relation between zero carbon rate ZCL data of a factory or a park and a zero carbon threshold value;
step 3.3: and carrying out early warning on the clean energy based on the relation between the product of the spontaneous self-consumption RUL and the ratio RR of the renewable energy in the factory or the park and the threshold value of the renewable energy.
6. The method according to claim 5, wherein the method comprises the steps of: k is 0.8.
7. The comprehensive evaluation method for carbon emission in factories and parks according to claim 4, wherein the step 3.2 comprises:
firstly, when ZCL is less than 0.6, performing primary pollution early warning, and reasonably purchasing carbon indexes and green certificate electric quantity by paying attention to factories or parks;
secondly, when ZCL is more than or equal to 0.6 and less than 0.8, performing secondary pollution early warning, paying attention to a factory or a park, reasonably building a renewable energy power generation facility, and adjusting the power generation time period;
thirdly, when ZCL is more than or equal to 0.8 and less than 0.9, carrying out three-level early warning of pollution, needing regular observation in a factory or a garden, and carrying out fine energy management if necessary;
and fourthly, when the ZCL is more than or equal to 0.9, the zero carbon work of a factory or a park is better.
8. The method according to claim 7, wherein the evaluation is performed by using a computer, and the evaluation is performed by using a computer: step 3.3 comprises:
firstly, when RUL multiplied by RR is less than 0.3, early warning of primary early warning of clean energy is carried out, attention needs to be paid to a factory or a park, the energy structure of the factory or the park is adjusted, the proportion of the clean energy is increased, and the utilization efficiency of the clean energy is improved;
secondly, when the RUL multiplied by RR is more than or equal to 0.3 and less than 0.6, performing secondary early warning of the clean energy, and performing further fine management on the existing clean energy by periodically observing a factory or a park;
and thirdly, when the RUL multiplied by RR is more than or equal to 0.6, the clean energy work of a factory or a park is better.
9. The method for comprehensively evaluating carbon emissions of factories and parks according to claim 4, wherein the step 3 comprises the steps of:
firstly, when the following equation is satisfied, a first-stage early warning is carried out:
wherein the content of the first and second substances,
and
respectively representing the industry mean values of zero carbon rate, renewable energy spontaneous self-consumption and renewable energy ratio, wherein a1 is an industry difference warning line which is a constant, a1 is more than 0 and less than 1, k1 is a first threshold value of a carbon emission comprehensive index which is a constant, and k1 is more than 0 and less than 1;
secondly, when the following equation is satisfied, performing secondary early warning:
wherein a2 is an industry difference warning line which is a constant, k2 is a second threshold value of the carbon emission comprehensive index which is a constant, and k2 is more than 0 and less than 1;
carrying out three-stage early warning when the following equation is satisfied:
and thirdly, when ZCI is more than or equal to k2, no early warning is carried out.
10. The method according to claim 9, wherein the evaluation is performed by a computer, and the evaluation is performed by a computer: k1 ═ 0.3, k2 ═ 0.5, a1 ═ 0.5, and a2 ═ 1.
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| CN115984069A (en) * | 2022-12-30 | 2023-04-18 | 数字双碳科技(合肥)有限公司 | Carbon emission data processing and analyzing method based on carbon metering edge all-in-one machine |
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