CN-121996478-A - Fault processing method, device, storage medium, program product and energy supply system

Abstract

The application relates to a fault handling method, a device, a storage medium, a program product and an energy supply system. The method comprises the steps of operating a fault optimization model of the energy supply system by taking the minimum comprehensive resource quantity of the energy supply system as a constraint condition under the condition that at least one fault device exists in the energy supply system, obtaining a fault processing strategy of the energy supply system, and carrying out fault processing on the energy supply system according to the fault processing strategy, wherein the fault optimization model is used for representing a functional relation among the energy production resource quantity, the fault punishment resource quantity and the comprehensive resource quantity of the energy supply system. In the method, the fault processing strategy which enables the comprehensive resource quantity of the energy supply system to be minimum is obtained by running the fault optimization model, the model gives consideration to the influence of the fault punishment resource quantity on the comprehensive resource quantity, the adaptation degree between the obtained fault processing strategy and the actual scene requirement is improved, and the accuracy of fault processing is correspondingly improved.

Inventors

• LU TIANYU

Assignees

• 宁德时代未来能源(上海)研究院有限公司
• 宁德时代新能源科技股份有限公司

Dates

Publication Date

20260508

Application Date

20241106

Claims (18)

1. 1.A method of fault handling, the method comprising: under the condition that at least one fault device exists in an energy supply system, operating a fault optimization model of the energy supply system by taking the minimum comprehensive resource quantity of the energy supply system as a constraint condition to obtain a fault processing strategy of the energy supply system, wherein the fault optimization model is used for representing a functional relation among the energy production resource quantity, the fault punishment resource quantity and the comprehensive resource quantity of the energy supply system; And carrying out fault processing on the energy supply system according to the fault processing strategy.
2. 2. The method according to claim 1, wherein the operating the fault optimization model of the energy supply system with the minimum comprehensive resource amount of the energy supply system as a constraint condition to obtain a fault handling strategy of the energy supply system includes: Determining a plurality of groups of input parameters according to a plurality of candidate outsourcing energy data of the energy supply system and a plurality of candidate working parameters of each non-fault device in the energy supply system, wherein each group of input parameters comprises the candidate outsourcing energy data and the candidate working parameters of each non-fault device; and respectively inputting the multiple groups of input parameters into the fault optimization model, solving the target input parameters which minimize the comprehensive resource quantity, and taking the target input parameters as the fault processing strategy.
3. 3. The method according to claim 2, wherein the method further comprises: Determining total power of the plurality of candidate outsourcing power according to the power constraint condition, and determining total flow of the plurality of candidate outsourcing natural gas according to the natural gas energy supply constraint condition; and taking the total power of the plurality of candidate outsourcing power and the total flow of the plurality of candidate outsourcing natural gas as a plurality of candidate outsourcing energy data of the energy supply system.
4. 4. The method of claim 2, wherein the non-malfunctioning device includes an energy storage device and other energy providing devices, the method further comprising: Determining a plurality of candidate energy supply powers of the other energy supply devices according to the device power constraint condition, the device variable working condition constraint condition and the power balance constraint condition; determining a plurality of candidate energy storage powers of the energy storage device according to energy storage capacity constraint conditions, and determining a plurality of candidate energy release powers of the energy storage device according to energy release capacity constraint conditions; And taking the plurality of candidate energy supply powers of the other energy supply devices, the plurality of candidate energy storage powers and the plurality of candidate energy release powers of the energy storage devices as a plurality of candidate working parameters of the non-fault devices.
5. 5. The method of claim 4, wherein the energy supply system is configured to provide at least two forms of energy, and wherein the power of non-malfunctioning devices in the energy supply system that provide the same forms of energy satisfy the same power balance constraints.
6. 6. The method of claim 5, wherein the power balance constraint comprises a total power of device energy supply being equal to a user load power, the user load power being a difference between a user side demand power and a user side curtailable load power, wherein curtailable load powers of different forms of energy sources in the energy supply system satisfy corresponding curtailed power constraints.
7. 7. The method according to any one of claims 1-6, wherein the process of constructing the fault optimization model comprises: acquiring an expression of the energy production resource amount and an expression of the fault punishment resource amount; And determining the expression of the comprehensive resource amount according to the expression of the energy production resource amount and the expression of the fault punishment resource amount to obtain the fault optimization model.
8. 8. The method of claim 7, wherein the obtaining an expression for the energy production resource amount comprises: determining an expression of the power resource amount according to the power unit resource amount and the total power of energy supply of electric equipment in non-fault equipment of the energy supply system; Determining an expression of the natural gas resource amount according to the unit gas flow resource amount and the total natural gas flow of the gas utilization equipment in the non-fault equipment of the energy supply system; And generating the expression of the energy production resource amount according to the expression of the electric power resource amount and the expression of the natural gas resource amount.
9. 9. The method of claim 7, wherein the amount of fault punishment resources comprises an amount of reduction punishment resources generated by reducing a user side reducible load, and wherein obtaining an expression of the amount of reduction punishment resources comprises: Acquiring an expression of load power which can be reduced and is provided by various energy sources by the energy supply system; And determining the expression for reducing the punishment resource amount according to the expression for reducing the load power of the energy sources in the multiple forms and the unit punishment resource amount of the energy sources in the multiple forms.
10. 10. The method of claim 7, wherein the fault punishment resource amount comprises a carbon emission punishment resource amount generated by outsourcing energy to form carbon emissions, and wherein obtaining an expression for the carbon emission punishment resource amount comprises: acquiring an expression of carbon emission intensity of the energy supply system corresponding to outsourcing energy sources; And determining the expression of the carbon emission punishment resource amount according to the expression of the carbon emission intensity and the punishment resource amount of unit intensity.
11. 11. The method of claim 10, wherein the obtaining an expression of the energy supply system for the carbon emission intensity of the outsourced energy source comprises: determining an expression of the electric power carbon emission intensity according to the total power of energy supply of electric equipment in non-fault equipment of the energy supply system; determining an expression of the carbon emission intensity of the natural gas according to the total natural gas flow of the gas utilization equipment in the non-fault equipment of the energy supply system; Generating an expression of the carbon emission intensity of the outsourced energy source according to the expression of the electric power carbon emission intensity and the expression of the natural gas carbon emission intensity.
12. 12. The method of any one of claims 1-6, wherein the fault handling policy includes target outsourced energy data for the energy supply system and target operating parameters for each non-faulty device in the energy supply system, and wherein the performing fault handling for the energy supply system according to the fault handling policy includes: And obtaining outsourcing energy according to the target outsourcing energy data, and controlling the work of each non-fault device according to the target working parameters of each non-fault device.
13. 13. The method of any one of claims 1-6, wherein the fault handling policy includes fault notification information, wherein the performing fault handling on the energy supply system according to the fault handling policy includes: and sending out a shutdown maintenance instruction to control the energy supply system to stop supplying power.
14. 14. The method according to any one of claims 1-6, further comprising: acquiring operation data of each energy supply device in the energy supply system; And determining the operation state of each energy supply device according to the operation data of each energy supply device, wherein the operation state comprises faults or normal states.
15. 15. A fault handling apparatus, the apparatus comprising: The system comprises a strategy determining module, a fault optimizing module and a fault analyzing module, wherein the strategy determining module is used for operating a fault optimizing model of an energy supply system by taking the minimum comprehensive resource quantity of the energy supply system as a constraint condition under the condition that at least one fault device exists in the energy supply system to obtain a fault processing strategy of the energy supply system; and the fault processing module is used for carrying out fault processing on the energy supply system according to the fault processing strategy.
16. 16. A power supply system comprising a control host and a plurality of power supply devices, the control host comprising a memory and a processor, the memory storing a computer program, characterized in that the processor, when executing the computer program, implements the steps of the method of any one of claims 1 to 14.
17. 17. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any of claims 1 to 14.
18. 18. A computer program product comprising a computer program, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any one of claims 1 to 14.

Description

Fault processing method, device, storage medium, program product and energy supply system Technical Field The present application relates to the field of energy supply system fault processing technologies, and in particular, to a fault processing method, a device, a storage medium, a program product, and an energy supply system. Background An energy supply system is an energy supply system comprising a plurality of energy supply devices. Under the condition that fault equipment exists in the energy supply system, the energy load provided by the system can be reduced, and the load supply and demand balance between the energy supply system and the user side is broken, so that the energy supply system cannot meet the load demand of the user side, and therefore the energy supply system needs to be subjected to fault treatment to achieve new load supply and demand balance. However, the fault handling of the energy supply system in the related art has a problem of insufficient accuracy. Disclosure of Invention In view of the foregoing, it is desirable to provide a fault handling method, apparatus, storage medium, program product, and energy supply system. In a first aspect, an embodiment of the present application provides a fault handling method, including: Under the condition that at least one fault device exists in the energy supply system, operating a fault optimization model of the energy supply system by taking the minimum comprehensive resource quantity of the energy supply system as a constraint condition to obtain a fault processing strategy of the energy supply system, wherein the fault optimization model is used for representing a functional relation among the energy production resource quantity, the fault punishment resource quantity and the comprehensive resource quantity of the energy supply system; and carrying out fault processing on the energy supply system according to the fault processing strategy. In the embodiment of the application, the fault processing strategy which enables the comprehensive resource quantity of the energy supply system to be minimum is obtained by running the fault optimization model which characterizes the functional relation among the energy production resource quantity, the fault punishment resource quantity and the comprehensive resource quantity of the energy supply system, the influence of the fault punishment resource quantity on the comprehensive resource quantity is considered by the model, the adaptation degree between the obtained fault processing strategy and the actual scene requirement is improved, and the accuracy of fault processing is correspondingly improved. In one embodiment, operating a fault optimization model of the energy supply system with the minimum comprehensive resource amount of the energy supply system as a constraint condition to obtain a fault processing strategy of the energy supply system, including: determining a plurality of groups of input parameters according to a plurality of candidate outsourcing energy data of an energy supply system and a plurality of candidate working parameters of non-fault devices in the energy supply system, wherein each group of input parameters comprises the candidate outsourcing energy data and the candidate working parameters of the non-fault devices; And respectively inputting a plurality of groups of input parameters into the fault optimization model, solving the target input parameters which minimize the comprehensive resource amount, and taking the target input parameters as a fault processing strategy. In the embodiment of the application, the target input parameters which minimize the comprehensive resource amount are obtained by operating the fault optimization model, and are used as the fault processing strategy, so that the data comprehensiveness of the obtained fault processing strategy is improved, and the reliability of fault processing is improved. In one embodiment, the method further comprises: Determining total power of the plurality of candidate outsourcing power according to the power constraint condition, and determining total flow of the plurality of candidate outsourcing natural gas according to the natural gas energy supply constraint condition; And taking the total power of the plurality of candidate outsourcing power and the total flow of the plurality of candidate outsourcing natural gas as a plurality of candidate outsourcing energy data of the energy supply system. In the embodiment of the application, the total power of the plurality of candidate outsourcing power is determined based on the power constraint condition, and the total flow of the plurality of candidate outsourcing natural gas is determined based on the natural gas energy supply constraint condition, so that the total flow is used as a plurality of candidate outsourcing energy data of an energy supply system, the reliability of the candidate outsourcing energy data is improved, and the effectiveness of the obtained