CN-121998270-A - Hydrogen supply method, device, equipment and storage medium

CN121998270ACN 121998270 ACN121998270 ACN 121998270ACN-121998270-A

Abstract

The application relates to the technical field of hydrogen production, transmission and storage scheduling, and discloses a hydrogen supply method, a device, equipment and a storage medium, which comprise the steps of obtaining the current space-time hydrogen demand and energy price; the method comprises the steps of inputting space-time hydrogen requirements and the energy price into a preset hydrogen supply chain model, outputting to obtain the minimum cost of the hydrogen supply chain, determining the minimum cost combination of the hydrogen infrastructure based on the minimum cost, and supplying hydrogen according to the minimum cost combination and the space-time hydrogen requirements. The application determines the lowest cost combination of hydrogen production, storage, transmission and compression facilities through a hydrogen supply chain planning model, optimizes the production, storage and transportation processes of hydrogen through flexible scheduling of trucks and pipelines, reduces the overall cost and improves the competitiveness of hydrogen as clean energy.

Inventors

YU HAI
Yan Zuanhong
Du Gaibi
WANG SHUAI
WANG FAN
JIANG ZONGNAN

Assignees

中石油深圳新能源研究院有限公司
中国石油天然气股份有限公司

Dates

Publication Date: 20260508
Application Date: 20241106

Claims (10)

1.A hydrogen gas supply method, characterized by comprising: Acquiring the current space-time hydrogen demand and energy price; Inputting the space-time hydrogen demand and the energy price into a preset hydrogen supply chain model, and outputting to obtain the minimum cost of the hydrogen supply chain; a lowest cost combination of hydrogen infrastructure is determined based on the minimum cost and hydrogen supply is performed according to the lowest cost combination and the space-time hydrogen demand.
2. The hydrogen supply method according to claim 1, wherein the step of inputting the space-time hydrogen demand and the energy price into a preset hydrogen supply chain model and outputting the minimum cost of the hydrogen supply chain is preceded by the step of: selecting a hydrogen infrastructure of the hydrogen supply chain according to a preset hydrogen production model, and generating a target cost function of the hydrogen supply chain based on information of the hydrogen infrastructure; determining a constraint condition based on the decision variable of the hydrogen infrastructure; And constructing the hydrogen supply chain model according to the target cost function and the constraint condition.
3. The hydrogen supply method according to claim 2, wherein the step of selecting a hydrogen infrastructure of the hydrogen supply chain according to a preset hydrogen production model and generating an objective cost function of the hydrogen supply chain based on information of the hydrogen infrastructure comprises: Acquiring a preset hydrogen production model, and selecting a hydrogen infrastructure based on the hydrogen production model, wherein the hydrogen infrastructure comprises at least one of a hydrogen production device, a storage facility, a pipeline, a transport truck and a compression device; Calculating equipment costs and operating costs for each supply element of the hydrogen supply chain from the cost information of the hydrogen infrastructure; the sum of the plant cost and the operating cost is taken as a total cost to generate an objective cost function for the hydrogen supply chain.
4. The hydrogen supply method according to claim 2, wherein the step of determining a constraint condition based on a decision variable of the hydrogen infrastructure includes: Acquiring decision variables of the hydrogen infrastructure, wherein the decision variables comprise capacity of hydrogen production, storage, compression and transmission resources and running information of resource unit time; modeling constraint information of the target cost function according to the decision variables, and establishing constraint conditions of the hydrogen supply chain, wherein the constraint conditions are at least one of hydrogen production constraint, hydrogen storage constraint and hydrogen transmission constraint.
5. The hydrogen supply method as claimed in claim 4, wherein said constraint condition is a hydrogen production constraint, and said step of modeling constraint information of said objective cost function based on said decision variable, and establishing a constraint condition of said hydrogen supply chain comprises: calculating a production range of hydrogen production facilities in the hydrogen infrastructure based on the decision variables; Setting the number of online units of the hydrogen production equipment according to the yield range, and establishing constraint conditions of hydrogen production; Generating hydrogen production constraints of the hydrogen supply chain according to the constraint conditions.
6. The hydrogen supply method according to claim 4, wherein the constraint condition is a hydrogen transmission constraint, and the step of modeling constraint information of the objective cost function based on the decision variable, and establishing the constraint condition of the hydrogen supply chain, comprises: setting the total hydrogen transportation amount between the areas as the sum of the total transportation amount of the pipeline and the truck according to the decision variables; integrating pipelines and transport trucks in the hydrogen infrastructure, and establishing a hydrogen truck dispatching and routing model; And generating a hydrogen transmission constraint equation according to the hydrogen truck scheduling and routing model.
7. The hydrogen supply method according to any one of claims 1 to 6, wherein the step of inputting the space-time hydrogen demand and the energy price into a preset hydrogen supply chain model, and outputting the minimum cost for obtaining a hydrogen supply chain, comprises: Inputting the space-time hydrogen demand and the energy price into the hydrogen supply chain model to obtain a supply facility combination set; And carrying out optimization verification on each supply facility combination in the supply facility combination set by using a preset cost optimization algorithm, and obtaining the minimum cost of the hydrogen supply chain.
8. A hydrogen gas supply apparatus, characterized in that the apparatus comprises: the information acquisition module is used for acquiring the current space-time hydrogen demand and the current energy price; The cost calculation module is used for inputting the space-time hydrogen requirement and the energy price into a preset hydrogen supply chain model and outputting the minimum cost of the hydrogen supply chain; And the hydrogen supply module is used for determining the lowest cost combination of the hydrogen infrastructure based on the minimum cost and carrying out hydrogen supply according to the lowest cost combination and the space-time hydrogen demand.
9. A hydrogen supply device, characterized in that the device comprises a memory, a processor and a computer program stored on the memory and executable on the processor, the computer program being configured to carry out the steps of the hydrogen supply method according to any one of claims 1 to 7.
10. A storage medium, characterized in that the storage medium is a computer-readable storage medium, on which a computer program is stored, which computer program, when being executed by a processor, realizes the steps of the hydrogen gas supply method according to any one of claims 1 to 7.

Description

Hydrogen supply method, device, equipment and storage medium Technical Field The present application relates to the field of hydrogen production, transmission and storage scheduling technologies, and in particular, to a hydrogen supply method, apparatus, device and storage medium. Background In recent years, deep decarbonization of energy systems needs to eliminate greenhouse gas emissions, hydrogen is an emerging renewable clean energy source with development potential and market value, but hydrogen production is only a small part of total cost of hydrogen supply for distributed end uses such as transportation, and no mature HSC (Hydrogen Supply Chain ) model exists, so that all key technical options of hydrogen production, transportation and storage can be combined in consideration of space-time operation flexibility, and the supply cost of hydrogen is high. Disclosure of Invention The main purpose of the application is to provide a hydrogen supply method, a device, equipment and a storage medium, which aim to solve the technical problems that in recent years, the deep decarbonization of an energy system needs to eliminate greenhouse gas emission, hydrogen is used as an emerging renewable clean energy source, has development potential and market value, but the hydrogen production only accounts for a small part of the total cost of hydrogen supply for distributed end uses such as transportation, and no mature hydrogen supply chain model exists, and all key technical options of hydrogen production, transportation and storage can be combined in consideration of space-time operation flexibility, so that the supply cost of the hydrogen is too high. To achieve the above object, the present application provides a hydrogen gas supply method comprising: Acquiring the current space-time hydrogen demand and energy price; Inputting the space-time hydrogen demand and the energy price into a preset hydrogen supply chain model, and outputting to obtain the minimum cost of the hydrogen supply chain; a lowest cost combination of hydrogen infrastructure is determined based on the minimum cost and hydrogen supply is performed according to the lowest cost combination and the space-time hydrogen demand. Optionally, before the step of inputting the space-time hydrogen requirement and the energy price into a preset hydrogen supply chain model and outputting the minimum cost of the hydrogen supply chain, the method further comprises: selecting a hydrogen infrastructure of the hydrogen supply chain according to a preset hydrogen production model, and generating a target cost function of the hydrogen supply chain based on information of the hydrogen infrastructure; determining a constraint condition based on the decision variable of the hydrogen infrastructure; And constructing the hydrogen supply chain model according to the target cost function and the constraint condition. Optionally, the step of selecting a hydrogen infrastructure of the hydrogen supply chain according to a preset hydrogen production model and generating an objective cost function of the hydrogen supply chain based on information of the hydrogen infrastructure includes: Acquiring a preset hydrogen production model, and selecting a hydrogen infrastructure based on the hydrogen production model, wherein the hydrogen infrastructure comprises at least one of a hydrogen production device, a storage facility, a pipeline, a transport truck and a compression device; Calculating equipment costs and operating costs for each supply element of the hydrogen supply chain from the cost information of the hydrogen infrastructure; the sum of the plant cost and the operating cost is taken as a total cost to generate an objective cost function for the hydrogen supply chain. Optionally, the step of determining the constraint condition based on the decision variable of the hydrogen infrastructure comprises: Acquiring decision variables of the hydrogen infrastructure, wherein the decision variables comprise capacity of hydrogen production, storage, compression and transmission resources and running information of resource unit time; modeling constraint information of the target cost function according to the decision variables, and establishing constraint conditions of the hydrogen supply chain, wherein the constraint conditions are at least one of hydrogen production constraint, hydrogen storage constraint and hydrogen transmission constraint. Optionally, the constraint condition is a hydrogen production constraint, and the step of modeling constraint information of the objective cost function according to the decision variable and establishing the constraint condition of the hydrogen supply chain includes: calculating a production range of hydrogen production facilities in the hydrogen infrastructure based on the decision variables; Setting the number of online units of the hydrogen production equipment according to the yield range, and establishing constraint conditions of hydro