CN-122026498-A - New energy station and hydrogen energy coordination method

CN122026498ACN 122026498 ACN122026498 ACN 122026498ACN-122026498-A

Abstract

The application relates to the technical field of new energy system optimization, and discloses a new energy station and a hydrogen energy coordination method. The new energy station comprises a hydrogen production power generation center, a renewable energy power generation center, a logistics center and a control center, wherein the control center is connected with the hydrogen production power generation center, the renewable energy power generation center and the logistics center, and the hydrogen production power generation center is also connected with the renewable energy power generation center. The application coordinates the operation of the hydrogen production power generation center, the renewable energy power generation center and the logistics center through the control center, considers the uncertainty of renewable energy output and truck demand, and improves the energy utilization rate and the income of new energy stations.

Inventors

Du Gaibi
WANG SHUAI
WANG FAN
YU HAI
Yan Zuanhong
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: 20260512
Application Date: 20241106

Claims (10)

1. The new energy station is characterized by comprising a hydrogen production power generation center, a renewable energy power generation center, a logistics center and a control center; The control center is connected with the hydrogen production power generation center, the renewable energy power generation center and the logistics center, and the hydrogen production power generation center is also connected with the renewable energy power generation center; The control center is used for acquiring a comprehensive objective function of cost and benefit; The control center is also used for acquiring a first control command of the renewable energy power generation center, a second control command of the hydrogen production power generation center and a dispatching command of the hydrogen power truck according to the comprehensive objective function; The renewable energy power generation center is used for receiving the first control command to control the renewable energy power generation amount; the hydrogen production power generation center is used for receiving the second control command to control the hydrogen production process; and the logistics center is used for dispatching the operation route of the hydrogen power truck according to the dispatching instruction.
2. The new energy terminal of claim 1, wherein the hydrogen-producing power generation center comprises a hydrogen-producing device and a hydrogen-based generator; The hydrogen production device is respectively connected with the renewable energy power generation center and the hydrogen-based generator, and the hydrogen-based generator is also connected with an external alternating current power grid.
3. The new energy station of claim 2, wherein the hydrogen-producing means comprises an electrolyzer, an air separation means, an ammonia-producing means, a dissociation means, and a hydrogen compression means; The electrolytic tank is respectively connected with the renewable energy power generation center and the air separation device, the renewable energy power generation center is also connected with the external alternating current power grid, the air separation device is also connected with the ammonia production device, the ammonia production device is also connected with the dissociation device, the dissociation device is also connected with the hydrogen compression device, and the hydrogen compression device is also respectively connected with the hydrogen-based generator and the logistics center.
4. The new energy station of claim 3, wherein the logistics center is further configured to deliver compressed hydrogen to a hydrogen filling station.
5. A hydrogen energy coordination method, which is characterized in that the hydrogen energy coordination method is applied to the new energy station according to any one of claims 1 to 4, and comprises the following steps: Acquiring a comprehensive objective function of cost and benefit; Acquiring a first control command of a renewable energy power generation center, a second control command of a hydrogen production power generation center and a dispatching command of a hydrogen power truck according to the comprehensive objective function; the first control command is sent to the renewable energy power generation center to control renewable energy power generation amount, and the second control command is sent to the hydrogen production power generation center to control the hydrogen production process; And scheduling the operation route of the hydrogen power truck according to the scheduling instruction.
6. The hydrogen energy coordination method of claim 5, wherein the step of obtaining a composite objective function of cost and benefit comprises: acquiring a first expected benefit of the renewable energy power generation center, a second expected benefit of the hydrogen production power generation center, a third expected benefit of a logistics center and construction cost; obtaining a sum of the first expected benefit, the second expected benefit, and the third expected benefit; And acquiring the comprehensive objective function according to the difference value between the sum and the construction cost.
7. The hydrogen energy coordination method of claim 6, further comprising, prior to the step of obtaining the integrated objective function based on the difference between the sum and the construction cost: acquiring the residual hydrogen storage energy, the maximum hydrogen storage energy volume and the minimum hydrogen storage energy volume in the hydrogen production power generation center; The first expected benefit, the second expected benefit, and the third expected benefit are constrained according to the remaining hydrogen storage, the hydrogen storage maximum volume, and the hydrogen storage minimum volume.
8. The hydrogen energy coordination method according to claim 6, wherein the step of obtaining the integrated objective function from the difference between the sum and the construction cost includes: recording the collection of the difference values under different load demands of the renewable energy power generation center and different hydrogen storage working conditions of the hydrogen production power generation center; Selecting the maximum value in the set as the output of the comprehensive objective function; And generating the comprehensive objective function according to the step of selecting the maximum value in the set.
9. The hydrogen energy coordination method of claim 6, wherein the step of obtaining a first expected revenue for the renewable energy generation center, a second expected revenue for the hydrogen generation center, a third expected revenue for a logistics center, and a construction cost comprises: Acquiring the generated energy of each service, the price of each service and the probability of each service of the renewable energy power generation center; Acquiring the first expected benefits according to the generated energy of each service, the price of each service and the probability of each service; acquiring the filling amount of the hydrogen generating center for filling the hydrogen to the hydrogen power truck, the probability of different filling processes and the sold hydrogen amount; Acquiring the second expected benefit according to the filling amount, the probabilities of the different filling processes and the sold hydrogen amount; acquiring the operation income of the logistics center, the operation cost of the hydrogen power truck, the driver payment and the cost of workers and management personnel; and obtaining the third expected benefit according to the operation income of the logistics center, the operation cost of the hydrogen power truck, the driver compensation and the cost of workers and management personnel.
10. The hydrogen energy coordination method of claim 9, wherein said step of obtaining said first expected revenue from said power generation amount per service, said price per service, and said probability per service comprises: under peak shaving conditions, the price of each service adopts a contract price determined by a market; and under the valley filling condition, the price of each service adopts the price of the renewable energy power generation center participating in system frequency adjustment.

Description

New energy station and hydrogen energy coordination method Technical Field The application relates to the technical field of new energy system optimization, in particular to a new energy station and a hydrogen energy coordination method. Background With the development of hydrogen technology, hydrogen fuel cells have become a promising compensation solution for conventional electrochemical cells. Compared with an electrochemical cell, the hydrogen-based cell has the advantages of longer endurance distance, higher refueling speed, less time consumption for refueling and the like. In the transportation field, hydrogen-based batteries are well suited for use in long haul trucks due to the advantages described above. The development of integrated energy systems has pointed out a new direction for the promotion of hydrogen products and their markets. Therefore, an integrated method for exploring renewable energy sources, hydrogen energy plants and logistics centers in suburban power grids is needed, and has a very wide application prospect. The existing research on the integrated method of renewable energy sources, hydrogen energy plants and logistics centers lacks an SRE-HP-LC integrated scheme method aiming at renewable energy sources, hydrogen energy plants and logistics of suburban wind power stations or photovoltaic power stations, and also lacks an effective hydrogen energy utilization coordination method to analyze the existence of SRE power generation output and load demands and coordinate according to different operation conditions of hydrogen storage energy of a hydrogen production plant. Disclosure of Invention The application aims to provide a new energy station and a hydrogen energy coordination method, and aims to solve the technical problem of lack of a renewable energy source, hydrogen production factory and logistics hydrogen energy coordination method for suburban wind power plants or photovoltaic power stations. The application provides a new energy station, which comprises a hydrogen production power generation center, a renewable energy power generation center, a logistics center and a control center, wherein the control center is connected with the hydrogen production power generation center, the renewable energy power generation center and the logistics center; The control center is used for acquiring a comprehensive objective function of cost and benefit; The control center is also used for acquiring a first control command of the renewable energy power generation center, a second control command of the hydrogen production power generation center and a dispatching command of the hydrogen power truck according to the comprehensive objective function; The renewable energy power generation center is used for receiving the first control command to control the renewable energy power generation amount; the hydrogen production power generation center is used for receiving the second control command to control the hydrogen production process; and the logistics center is used for dispatching the operation route of the hydrogen power truck according to the dispatching instruction. In one embodiment, the hydrogen-producing power generation center comprises a hydrogen-producing device and a hydrogen-based generator; The hydrogen production device is respectively connected with the renewable energy power generation center and the hydrogen-based generator, and the hydrogen-based generator is also connected with an external alternating current power grid. In one embodiment, the hydrogen production device comprises an electrolytic tank, an air separation device, an ammonia production device, a dissociation device and a hydrogen compression device; The electrolytic tank is respectively connected with the renewable energy power generation center and the air separation device, the renewable energy power generation center is also connected with the external alternating current power grid, the air separation device is also connected with the ammonia production device, the ammonia production device is also connected with the dissociation device, the dissociation device is also connected with the hydrogen compression device, and the hydrogen compression device is also respectively connected with the hydrogen-based generator and the logistics center. In one embodiment, the flow center is further configured to deliver the compressed hydrogen to a hydrogen station. In addition, in order to achieve the above purpose, the application also provides a hydrogen energy coordination method, which is applied to the new energy station, and comprises the following steps: Acquiring a comprehensive objective function of cost and benefit; Acquiring a first control command of a renewable energy power generation center, a second control command of a hydrogen production power generation center and a dispatching command of a hydrogen power truck according to the comprehensive objective function; the first control command is sent t