CN117332932A - Method for evaluating adequacy of electro-hydrogen cooperative system - Google Patents

Method for evaluating adequacy of electro-hydrogen cooperative system Download PDF

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Publication number
CN117332932A
CN117332932A CN202311628488.8A CN202311628488A CN117332932A CN 117332932 A CN117332932 A CN 117332932A CN 202311628488 A CN202311628488 A CN 202311628488A CN 117332932 A CN117332932 A CN 117332932A
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adequacy
hydrogen
contribution
calculating
capacity
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CN117332932B (en
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张宁
张丝钰
代红才
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State Grid Energy Research Institute Co Ltd
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State Grid Energy Research Institute Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00Administration; Management
    • G06Q10/06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063Operations research, analysis or management
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00Administration; Management
    • G06Q10/06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063Operations research, analysis or management
    • G06Q10/0631Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06315Needs-based resource requirements planning or analysis
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06Electricity, gas or water supply

Abstract

The invention discloses a method for evaluating the adequacy of an electro-hydrogen cooperative system, which comprises the following steps: s1, calculating the contribution capacity P of the power system production side resource to the adequacy G The method comprises the steps of carrying out a first treatment on the surface of the S2, calculating the contribution capacity P of the power system demand side resource to the adequacy D The method comprises the steps of carrying out a first treatment on the surface of the S3, calculating the contribution capacity P of the energy storage side resource of the power system to the adequacy S The method comprises the steps of carrying out a first treatment on the surface of the S4, based on P G 、P D And P S Calculating the adequacy I of a power system E The method comprises the steps of carrying out a first treatment on the surface of the S5, calculating the contribution capacity of the resources on the production side of the hydrogen energy system to the adequacyQ G The method comprises the steps of carrying out a first treatment on the surface of the S6, calculating the contribution capacity of the resource on the demand side of the hydrogen energy system to the adequacyQ D The method comprises the steps of carrying out a first treatment on the surface of the S7, calculating the contribution capacity of the energy storage side resource of the hydrogen energy system to the adequacyQ S The method comprises the steps of carrying out a first treatment on the surface of the S8, based onQ GQ D AndQ S calculation of Hydrogen energySystem adequacy I H The method comprises the steps of carrying out a first treatment on the surface of the S9, based on I E And I H The electro-hydrogen co-system adequacy I is calculated. The invention can realize the method for evaluating the adequacy of the electro-hydrogen cooperative system.

Description

Method for evaluating adequacy of electro-hydrogen cooperative system
Technical Field
The invention relates to the field of evaluation of the adequacy of an electro-hydrogen cooperative system, in particular to a method for evaluating the adequacy of the electro-hydrogen cooperative system.
Background
In the future, the hydrogen energy takes new energy power generation hydrogen production (green hydrogen) as a main source, and has very close relation with an electric power system. The high flexibility and adjustable characteristic of the electric hydrogen production device on the input electric power is expected to become an important adjustable load of an electric power system. Meanwhile, the hydrogen power generation device becomes a reliable zero-carbon power supply of the power system. The non-electric hydrogen system is tightly coupled, the electric energy and the hydrogen energy are in a cooperative development state, and the adequacy of the power-assisted electric power system is improved.
At present, the improvement value of the electro-hydrogen synergy on the system adequacy is more remained on the concept and qualitative analysis level, and a quantitative evaluation method is fresh.
Disclosure of Invention
The invention aims to provide a method for evaluating the adequacy of an electro-hydrogen cooperative system, which aims to solve the problem of the method for evaluating the adequacy of the electro-hydrogen cooperative system.
The invention provides a method for evaluating the adequacy of an electro-hydrogen cooperative system, which comprises the following steps:
s1, calculating the contribution capacity P of the power system production side resource to the adequacy G
S2, calculating the contribution capacity P of the power system demand side resource to the adequacy D
S3, calculating the contribution capacity P of the energy storage side resource of the power system to the adequacy S
S4, based on P G 、P D And P S Calculating the adequacy I of a power system E
S5, calculating the contribution capacity of the resources on the production side of the hydrogen energy system to the adequacyQ G
S6, calculating the contribution capacity of the resource on the demand side of the hydrogen energy system to the adequacyQ D
S7, calculating the contribution capacity of the energy storage side resource of the hydrogen energy system to the adequacyQ S
S8, based onQ GQ D AndQ S calculating hydrogen energy system adequacy I H
S9, based on I E And I H The electro-hydrogen co-system adequacy I is calculated.
By adopting the embodiment of the invention, the adequacy assessment of the electro-hydrogen cooperative system can be realized.
The foregoing description is only an overview of the present invention, and is intended to provide a more clear understanding of the technical means of the present invention, as it is embodied in accordance with the present invention, and to make the above and other objects, features and advantages of the present invention more apparent, as it is embodied in the following detailed description of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flow chart of a method for evaluating the adequacy of an electro-hydrogen co-system according to an embodiment of the invention.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. 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.
Method embodiment
According to an embodiment of the present invention, there is provided a method for evaluating the adequacy of an electro-hydrogen collaboration system, and fig. 1 is a flowchart of the method for evaluating the adequacy of the electro-hydrogen collaboration system according to the embodiment of the present invention, as shown in fig. 1, specifically including:
the overall thought of the invention is to comprehensively calculate the capacity of various adjustable resources on the production side, the demand side and the energy storage side of the electric power system and the hydrogen energy system to integrally meet the load demand, consider the contribution of elements such as hydrogen power generation, hydrogen production and the like under the coordination of the electric hydrogen to the system adequacy, and measure the adequacy of the electric hydrogen coordination system.
The installed capacity of each type of power supply and the confidence coefficient of contribution of each type of power supply to the adequacy of a power system (such as strong fluctuation and randomness of wind power and solar power generation, low confidence coefficient, and high confidence coefficient of thermal power, hydroelectric power and nuclear power) are considered. In particular, in an electro-hydrogen synergistic system, hydrogen can be converted into electricity by means of hydrogen-burning power generation, which contributes to the adequacy of the power system as a new type of power supply.
S1, calculating the contribution capacity P of the power system production side resource to the adequacy G
S1 specifically comprises: calculating the contribution capacity P of the power system production side resource to the adequacy G The calculation formula is as follows:
wherein:P G contributing capacity to the adequacy for the power system production side resources,c Tc Hc Nc Wc P andc H the contribution confidence coefficients of thermal power, hydroelectric power, nuclear power, wind power, solar power generation and hydrogen power generation to the adequacy of the power system are respectively determined,P TP HP NP WP P andP H the installed capacities of thermal power, hydroelectric power, nuclear power, wind power, solar power generation and hydrogen power generation are respectively set.
The adjustable capacity of the demand side flexible electricity load and the confidence coefficient of the contribution of the demand side flexible electricity load to the adequacy of the electric power system are considered. In particular, in the electro-hydrogen cooperative system, the electro-hydrogen production equipment (an electrolytic tank) is used as an electricity load of the power system, has strong adjustability, and can be used as a novel flexible electricity load to contribute to the adequacy of the power system.
S2, calculating the contribution capacity P of the power system demand side resource to the adequacy D
S2 specifically comprises: calculating the contribution capacity P of power system demand side resources to adequacy D The method specifically comprises the following steps:
wherein:P D contributing capacity to the adequacy for the power system demand side resources,c EHc OD confidence coefficients of contribution of the electric hydrogen production load and other flexible electric loads to the adequacy of the electric power system are respectively provided,P EHP OD the adjustable capacities of the electric hydrogen production load and the other flexible electric power utilization loads are respectively.
The installed capacity of pumped storage and novel energy storage and the contribution confidence coefficient of the installed capacity to the adequacy of the power system are considered.
S3, calculating the contribution capacity P of the energy storage side resource of the power system to the adequacy S
S3 specifically comprises: calculating contribution capacity P of energy storage side resource of power system to adequacy S
Wherein:P S the capacity of the energy storage side resource of the power system to contribute to the adequacy,c HPc ES the confidence coefficients of contribution of pumped storage and novel energy storage to the adequacy of the power system are respectively calculated,P HPP ES the installed capacities of pumped storage and novel energy storage are respectively adopted.
S4, based on P G 、P D And P S Calculating the adequacy I of a power system E
S4 specifically comprises the following steps: p-based G 、P D And P S Calculating the adequacy I of a power system E The method specifically comprises the following steps of;
wherein:I E for the purpose of providing a sufficient margin for the power system,P GP DP S the contribution capacities of the power system production side resource, the demand side resource and the energy storage side resource to the adequacy are respectively,L E is the maximum load demand of the power system.
Consider the confidence coefficient of the contribution of the capacity of an electrical hydrogen production, other hydrogen production devices, and their adequacy to a hydrogen energy system.
S5, calculating the contribution capacity of the resources on the production side of the hydrogen energy system to the adequacyQ G
S5 specifically comprises the following steps: calculating the contribution capacity of the resources of the hydrogen energy system production side to the adequacyQ G
Wherein:Q G the capacity of the hydrogen energy system production side resource contributing to the adequacy,c ETc OG the confidence coefficients of contribution of the hydrogen production by electricity and other hydrogen production devices to the adequacy of the hydrogen energy system are respectively calculated,Q ETQ OG the capacities of the electric hydrogen production device and other hydrogen production devices are respectively.
The demand side flexibility is considered with the adjustable capacity of the hydrogen load and its contribution confidence coefficient to the hydrogen energy system adequacy.
S6, calculating the contribution capacity of the resource on the demand side of the hydrogen energy system to the adequacyQ D
S6 specifically comprises the following steps: calculating the contribution capacity of resources on the demand side of a hydrogen energy system to adequacyQ D
Wherein:Q D the capacity of the hydrogen energy system on the demand side to contribute to the adequacy,c HD for flexibility with the confidence coefficient of the contribution of hydrogen loading to the adequacy of the hydrogen energy system,Q HD the hydrogen loading is used for flexibility.
Consider the capacity of a hydrogen storage tank, pipeline hydrogen storage, other hydrogen storage facilities, and the confidence coefficient of contribution to the adequacy of a hydrogen energy system.
S7, calculating the contribution capacity of the energy storage side resource of the hydrogen energy system to the adequacyQ S
S7 specifically comprises the following steps: calculating contribution capacity of energy storage side resource of hydrogen energy system to adequacyQ S
Wherein:Q S the capacity of the hydrogen energy system energy storage side resource to the adequacy,c HJc PLc OS the confidence coefficients of contribution of the hydrogen storage tank, the pipeline hydrogen storage and other hydrogen storage facilities to the adequacy of the hydrogen energy system are respectively obtained,Q HJQ PLQ OS the capacities of the hydrogen storage tank, the pipeline hydrogen storage and other hydrogen storage facilities are respectively.
S8, based onQ GQ D AndQ S calculating hydrogen energy system adequacy I H
S8 specifically comprises the following steps: based onQ GQ D AndQ S calculating hydrogen energy system adequacyI H
Wherein:I H for the hydrogen energy system to be sufficient,Q GQ D andQ S the contribution capacities of the hydrogen energy system production side resource, the demand side resource and the energy storage side resource to the adequacy are respectively,L H is the maximum load demand of the hydrogen energy system.
S9, based on I E And I H The electro-hydrogen co-system adequacy I is calculated.
S9 specifically comprises: based on I E And I H The electro-hydrogen co-system adequacy I is calculated,
wherein:Ifor the electro-hydrogen co-system to be adequate,a Ea H the weight coefficient of the adequacy of the electric power system and the weight coefficient of the adequacy of the hydrogen energy system are respectively, and IE and IH are respectively the adequacy of the electric power system and the adequacy of the hydrogen energy system.
The invention provides a method for evaluating the adequacy of an electro-hydrogen synergistic system, which considers the influence of electro-hydrogen synergistic effect, measures the system adequacy in the electro-hydrogen synergistic system, is beneficial to the synergistic coupling complementation and integral optimization development of two secondary energy systems of electric power and hydrogen, and ensures the safe and adequacy operation of the electric and hydrogen systems.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; and these modifications or substitutions may be made to the technical solutions of the embodiments of the present invention without departing from the spirit of the corresponding technical solutions.

Claims (10)

1. A method for evaluating the adequacy of an electro-hydrogen collaboration system, comprising:
s1, calculating the contribution capacity P of the power system production side resource to the adequacy G
S2, calculating the contribution capacity P of the power system demand side resource to the adequacy D
S3, calculating the contribution capacity P of the energy storage side resource of the power system to the adequacy S
S4, based on P G 、P D And P S Calculating the adequacy I of a power system E
S5, calculating the contribution capacity of the resources on the production side of the hydrogen energy system to the adequacyQ G
S6, calculating the contribution capacity of the resource on the demand side of the hydrogen energy system to the adequacyQ D
S7, calculating the contribution capacity of the energy storage side resource of the hydrogen energy system to the adequacyQ S
S8, based onQ GQ D AndQ S calculating hydrogen energy system adequacy I H
S9, based on I E And I H The electro-hydrogen co-system adequacy I is calculated.
2. The method according to claim 1, wherein S1 specifically comprises: calculating the contribution capacity P of the power system production side resource to the adequacy G The calculation formula is as follows:
wherein:P G contributing capacity to the adequacy for the power system production side resources,c Tc Hc Nc Wc P andc H the contribution confidence coefficients of thermal power, hydroelectric power, nuclear power, wind power, solar power generation and hydrogen power generation to the adequacy of the power system are respectively determined,P TP HP NP WP P andP H the installed capacities of thermal power, hydroelectric power, nuclear power, wind power, solar power generation and hydrogen power generation are respectively set.
3. The method according to claim 2, wherein S2 specifically comprises: calculating the contribution capacity P of power system demand side resources to adequacy D The method specifically comprises the following steps:
wherein:P D contributing capacity to the adequacy for the power system demand side resources,c EHc OD respectively, hydrogen production load and other flexibilityConfidence coefficient of contribution of the electrical load to the adequacy of the electrical system,P EHP OD the adjustable capacities of the electric hydrogen production load and the other flexible electric power utilization loads are respectively.
4. A method according to claim 3, wherein S3 comprises: calculating contribution capacity P of energy storage side resource of power system to adequacy S
Wherein:P S the capacity of the energy storage side resource of the power system to contribute to the adequacy,c HPc ES the confidence coefficients of contribution of pumped storage and novel energy storage to the adequacy of the power system are respectively calculated,P HPP ES the installed capacities of pumped storage and novel energy storage are respectively adopted.
5. The method according to claim 4, wherein S4 specifically comprises: p-based G 、P D And P S Calculating the adequacy I of a power system E The method specifically comprises the following steps of;
wherein:I E for the purpose of providing a sufficient margin for the power system,P GP DP S the contribution capacities of the power system production side resource, the demand side resource and the energy storage side resource to the adequacy are respectively,L E is the maximum load demand of the power system.
6. The method according to claim 5, wherein S5 specifically comprises: calculating the contribution capacity of the resources of the hydrogen energy system production side to the adequacyQ G
Wherein:Q G the capacity of the hydrogen energy system production side resource contributing to the adequacy,c ETc OG the confidence coefficients of contribution of the hydrogen production by electricity and other hydrogen production devices to the adequacy of the hydrogen energy system are respectively calculated,Q ETQ OG the capacities of the electric hydrogen production device and other hydrogen production devices are respectively.
7. The method according to claim 6, wherein S6 specifically comprises: calculating the contribution capacity of resources on the demand side of a hydrogen energy system to adequacyQ D
Wherein:Q D the capacity of the hydrogen energy system on the demand side to contribute to the adequacy,c HD for flexibility with the confidence coefficient of the contribution of hydrogen loading to the adequacy of the hydrogen energy system,Q HD the hydrogen loading is used for flexibility.
8. The method according to claim 7, wherein S7 specifically comprises: calculating contribution capacity of energy storage side resource of hydrogen energy system to adequacyQ S
Wherein:Q S the capacity of the hydrogen energy system energy storage side resource to the adequacy,c HJc PLc OS the confidence coefficients of contribution of the hydrogen storage tank, the pipeline hydrogen storage and other hydrogen storage facilities to the adequacy of the hydrogen energy system are respectively obtained,Q HJQ PLQ OS the capacities of the hydrogen storage tank, the pipeline hydrogen storage and other hydrogen storage facilities are respectively.
9. The method according to claim 8, wherein S8 specifically comprises: based onQ GQ D AndQ S calculating hydrogen energy system adequacyI H
Wherein:I H for the hydrogen energy system to be sufficient,Q GQ D andQ S the contribution capacities of the hydrogen energy system production side resource, the demand side resource and the energy storage side resource to the adequacy are respectively,L H is the maximum load demand of the hydrogen energy system.
10. The method according to claim 9, wherein S9 specifically comprises: based on I E And I H Calculating the adequacy I of the electro-hydrogen synergistic system:
wherein:Ifor the electro-hydrogen co-system to be adequate,a Ea H the weight coefficient of the adequacy of the electric power system and the weight coefficient of the adequacy of the hydrogen energy system are respectively,I E andI H the power system adequacy and the hydrogen energy system adequacy are respectively.
CN202311628488.8A 2023-12-01 2023-12-01 Method for evaluating adequacy of electro-hydrogen cooperative system Active CN117332932B (en)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180088849A1 (en) * 2016-09-29 2018-03-29 Intel Corporation Multi-dimensional optimization of electrical parameters for memory training
CN116562062A (en) * 2023-07-11 2023-08-08 国网能源研究院有限公司 Production simulation method, system, device and storage medium considering electric and hydrogen coupling
CN116579115A (en) * 2023-07-11 2023-08-11 国网能源研究院有限公司 System planning method and device for cooperative interaction of electricity and hydrogen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180088849A1 (en) * 2016-09-29 2018-03-29 Intel Corporation Multi-dimensional optimization of electrical parameters for memory training
CN116562062A (en) * 2023-07-11 2023-08-08 国网能源研究院有限公司 Production simulation method, system, device and storage medium considering electric and hydrogen coupling
CN116579115A (en) * 2023-07-11 2023-08-11 国网能源研究院有限公司 System planning method and device for cooperative interaction of electricity and hydrogen

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