CN-122021977-A - Enterprise energy efficiency prediction method based on green electricity consumption accounting system

CN122021977ACN 122021977 ACN122021977 ACN 122021977ACN-122021977-A

Abstract

The invention discloses an enterprise energy efficiency prediction method based on a green electricity consumption accounting system, which belongs to the technical field of environmental protection and energy conservation, and aims to effectively adjust corresponding production objects according to prediction results so as to obviously optimize enterprise energy efficiency management, correlate green electricity consumption data with enterprise operation conditions, facilitate enterprises to effectively adjust green electricity consumption of corresponding production objects according to the prediction results, and improve enterprise energy efficiency to enhance enterprise operation potential by adopting a combined prediction mode to predict the overall energy efficiency of the enterprise.

Inventors

FANG JIANLIANG
HUANG HENGZI
ZHAO WEN
Huang Juantao
LIU SHUHAN
ZHANG QI
SUN YU
CHEN HAO
ZHUANG XIAODAN
GONG JIANRONG
RUAN TINGTING
CHEN MENGYAO
CHENG JIE
GUO JINRAN

Assignees

浙江电力交易中心有限公司

Dates

Publication Date: 20260512
Application Date: 20241111

Claims (10)

1. An enterprise energy efficiency prediction method based on a green electricity consumption accounting system is characterized by comprising the following steps: S1, setting up green electricity consumption account based on green electricity consumption objects, and acquiring an account sub-account corresponding to each production object under each green electricity consumption account; s2, acquiring green electricity parameters and energy efficiency parameters of green electricity consumption accounting based on the production condition of the accounting sub account, and acquiring green electricity consumption data by accounting the green electricity parameters based on the green electricity consumption accounting rule; s3, fitting the green electricity consumption data of each accounting sub-account and the energy efficiency data of the corresponding time period to obtain a corresponding energy efficiency predictor model; S4, carrying out combined prediction on each energy efficiency prediction sub-model to obtain enterprise prediction energy efficiency, obtaining enterprise prediction operation potential based on the size of the enterprise prediction energy efficiency, and optimizing enterprise energy efficiency management.
2. The method for predicting the energy efficiency of an enterprise based on a green electricity consumption accounting system as set forth in claim 1, wherein in S1, a green electricity consumption accounting account is established based on green electricity consumption objects, and accounting sub-accounts corresponding to each production object under each green electricity consumption accounting account are obtained, and the method comprises the following steps: And setting up green electricity consumption accounting accounts for each enterprise by using the enterprise as a green electricity consumption object, and setting up corresponding accounting sub-accounts for all production places and production facilities under the operation control right of the enterprise.
3. The enterprise energy efficiency prediction method based on the green electricity consumption accounting system of claim 1, wherein in S2, green electricity parameters and energy efficiency parameters of green electricity consumption accounting are obtained based on the production condition of an accounting sub-account, green electricity consumption data is obtained by accounting the green electricity parameters based on a green electricity consumption accounting rule, and energy efficiency data is obtained by accounting the energy efficiency parameters based on the energy efficiency accounting rule, and the method comprises the following steps: The method comprises the steps of setting a green electricity consumption accounting range and a green electricity consumption accounting period based on the operation condition of an enterprise, reporting green electricity parameters based on green electricity consumption accounting rules, distributing the whole green electricity consumption of the enterprise to corresponding accounting sub-accounts based on the consumption of a production object, and carrying out green electricity accounting on each accounting sub-account in the green electricity consumption accounting range and the green electricity consumption accounting period to obtain green electricity consumption data; and comparing the carbon emission and the production income of each account in the green electricity consumption accounting range with the carbon emission and the production income in the period to obtain energy efficiency data.
4. The method for predicting the energy efficiency of an enterprise based on a green electricity consumption accounting system as set forth in claim 3, wherein the green electricity consumption accounting is performed for each account in the range and the period of the green electricity consumption accounting to obtain green electricity consumption data, comprising the steps of: taking the accounting sub-account which is accounting by the green electricity as a target sub-account, and accumulating the green electricity transaction monthly settlement electric quantity of the target accounting sub-account in one accounting period to obtain the green electricity transaction total electric quantity of the target sub-account; accumulating the green card conversion distribution electric quantity of the target nuclear sub-account in a verification period to obtain the green card transaction total electric quantity of the target sub-account; Accumulating the self-generating electricity month settlement electric quantity and the surplus internet surfing month settlement electric quantity of the target nuclear sub-account in a verification period respectively to obtain self-generating electricity total electric quantity and surplus internet surfing total electric quantity, and subtracting the self-generating electricity total electric quantity and the surplus internet surfing total electric quantity to obtain self-generating electricity total electric quantity of the target sub-account; and integrating the total electricity consumption of the green electricity transaction, the total electricity consumption of the green license transaction and the total electricity consumption of the spontaneous and self-use electricity and obtaining green electricity consumption data through statistics.
5. The method for predicting the energy efficiency of an enterprise based on a green electricity consumption accounting system according to claim 1, wherein in S3, the green electricity consumption data of each accounting sub-account and the energy efficiency data of the corresponding time period are fitted to obtain a corresponding energy efficiency predictor model, and the method comprises the following steps: Performing data preprocessing on the green electricity consumption data and the energy efficiency data corresponding to the time period, and taking a multiple linear regression model as a training model; and training the multiple linear regression model by taking green electricity consumption data of the accounting sub-account as independent variables and energy efficiency data of a corresponding time period as dependent variables, and obtaining a corresponding energy efficiency prediction sub-model by adopting a least square method to solve regression coefficients.
6. The method for predicting the energy efficiency of the enterprise based on the green electricity consumption accounting system of claim 1, wherein in S4, each energy efficiency predictor model is combined and predicted to obtain the predicted energy efficiency of the enterprise, the predicted operation potential of the enterprise is obtained based on the predicted energy efficiency of the enterprise, and the energy efficiency management of the enterprise is optimized, and the method comprises the following steps: calculating the similarity degree between each energy efficiency prediction sub-model by adopting a systematic cluster analysis algorithm, and combining the energy efficiency prediction sub-models with the similarity degree exceeding a set threshold value to obtain an energy efficiency combined prediction model; and predicting the enterprise energy efficiency, if the enterprise predicted energy efficiency is lower, the enterprise predicted operation potential is worse, and if the enterprise predicted energy efficiency is higher, the enterprise predicted operation potential is better, and optimizing the enterprise energy efficiency management based on the prediction result.
7. The method for predicting enterprise energy efficiency based on green electricity consumption accounting system of claim 6, wherein optimizing enterprise energy efficiency management based on the prediction result comprises the following steps: Acquiring the energy efficiency data of the accounting sub-account obtained by each energy efficiency predictor model in the prediction result; if the ratio of the production income of the accounting sub-account to the carbon emission is lower than a set management threshold, reducing the green electricity consumption of the production object corresponding to the accounting sub-account; And if the ratio of the production income of the accounting sub-account to the carbon emission is higher than the set management threshold, the green electricity consumption of the production object corresponding to the accounting sub-account is increased.
8. The method for predicting enterprise energy efficiency based on green electricity consumption accounting system as claimed in claim 3, wherein the green electricity consumption accounting range comprises at least enterprise business locations, product production lines and specific products.
9. The method for predicting enterprise energy efficiency based on green electricity consumption accounting system as claimed in claim 3, wherein the green electricity consumption accounting period is consistent with the enterprise energy efficiency accounting period.
10. The method for predicting enterprise energy efficiency based on green electricity consumption accounting system as claimed in claim 3, wherein the green electricity parameters at least comprise green license basic information, green electricity transaction information and enterprise information.

Description

Enterprise energy efficiency prediction method based on green electricity consumption accounting system Technical Field The invention relates to the technical field of environmental protection and energy conservation, in particular to an enterprise energy efficiency prediction method based on a green electricity consumption accounting system. Background Under the existing medium-long term trading framework, an independently established green power trading variety guides users with green power requirements to directly conduct trading with power generation enterprises. Including green electricity bilateral negotiation transactions, green electricity listing transactions, green electricity contract transfer transactions, green electricity replacement power generation transactions, and the like. And the green electricity consumption accounting is carried out according to a green electricity consumption accounting account established by an accounting body on a green certificate transaction platform of the electricity transaction center. The green electricity consumption paths capable of accounting currently include green electricity transaction, green certificate transaction and spontaneous self-use renewable energy power. And calculating the green electricity consumption total amount and the duty ratio of the accounting body by collecting green electricity transaction information, green certificate transaction information and related data which are filled in by the accounting body of each electric power transaction center. The accounting main body is helped to master the consumption condition of the green electricity of the accounting main body, and the accounting main body is supported to claim rights and interests in various policy and market scenes. The current green electricity consumption accounting result is mainly used for the related departments to count, rank and evaluate the whole green electricity consumption conditions of various areas, enterprise groups, industrial parks and the like. For the power consumer, the green electricity consumption accounting result is not related to the running condition of the enterprise, and the enterprise is not supported to form an effective energy efficiency management system, so that the enterprise is helped. Chinese patent publication No. CN116644981A, publication No. 2023, 8 and 25, discloses a method suitable for evaluating the carbon reduction performance of enterprises, which is to obtain the carbon reduction results of the enterprises according to the carbon emission and carbon reduction of the enterprises, obtain the carbon reduction operation results of the enterprises according to the technical structures and business structures of the enterprises, obtain the carbon reduction technological results of the enterprises according to the low-carbon technical investment and the low-carbon talents support, and evaluate the energy saving and emission reduction effects of the enterprises after quantifying the carbon reduction results of the enterprises, but evaluate the energy saving and emission reduction effects of the enterprises according to the carbon emission and carbon reduction of the enterprises only, without considering the energy requirements of production objects in the enterprises, so that the energy efficiency management of the enterprises is difficult to optimize according to the actual operation conditions and operation requirements of the enterprises. Disclosure of Invention Aiming at the problem that the effect of an enterprise energy efficiency management scheme is poor because the energy efficiency of an enterprise is difficult to be reflected according to the pertinence of green electricity consumption data in the prior art, the invention provides an enterprise energy efficiency prediction method based on a green electricity consumption accounting system, by carrying out independent green electricity consumption accounting and energy efficiency accounting on production objects under the control of the enterprise, correlating the energy efficiency data with the green electricity consumption data and fitting the energy efficiency data with the green electricity consumption data to obtain an energy efficiency predictor model corresponding to each production object, and the energy efficiency predictor model predicts the whole energy efficiency of the enterprise in a combined prediction mode, corresponding production objects are adjusted according to prediction results in a targeted mode, so that the enterprise energy efficiency management is obviously optimized, green electricity consumption data are associated with the operation condition of the enterprise, the green electricity consumption of the corresponding production objects is effectively adjusted according to the prediction results by the enterprise, and the enterprise energy efficiency is improved to enhance the operation potential of the enterprise. In a first aspect, the technical scheme