Wind, light, hydrogen storage and fuel gas integrated multi-energy coordination system and method for smart power grid

By integrating wind, hydrogen energy with a new generation of gas turbines and backup peak-shaving power plants in the smart grid, the coordinated utilization of multiple energy sources is solved, and the problems of limited efficiency, safety, stability and flexibility of energy systems in the existing technology are solved, and the efficient, safe and flexible utilization of energy is achieved.

CN119651698AInactive Publication Date: 2025-03-18NORTHEAST GASOLINEEUM UNIV
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Patent Information

Application Number
CN202411961998.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-27
Publication Date
2025-03-18
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The existing technology has not fully considered the integration and collaborative utilization of new generation gas turbines, backup peak-shaving coal-fired power plants and end users' multi-energy needs in the wind and solar-hydrogen energy storage system, resulting in the limitation of the efficiency, safety, stability and flexibility of the energy system.

Method used

Design a integrated multi-energy coordination system for wind, photovoltaic hydrogen storage and fuel in smart grids. By integrating wind power generation, photovoltaic power generation, long-term energy storage, green electricity hydrogen production and supercharged hydrogen storage, hydrogen-burning gas turbine power generation and flue gas waste heat lithium bromide system, and backup peak-controlled coal-fired power plants, the coordinated utilization of multiple energy sources is achieved.

Benefits of technology

It significantly improves the efficiency, safety, stability and flexibility of the energy system. By comprehensively utilizing wind, solar and hydrogen energy, it reduces dependence on fossil fuels, reduces greenhouse gas emissions, and realizes cascade utilization and dynamic management of energy.

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Abstract

The invention provides a wind-light hydrogen-storage-fuel integrated multi-energy coordination system and method for a smart power grid, and belongs to the technical field of electric power engineering, and the system comprises a wind power generation system which is used for capturing wind energy and converting the wind energy into electric energy, and providing renewable power for the whole system; the photovoltaic power generation system is used for converting solar energy into electric energy; the long-time energy storage system is used for storing redundant electric energy; the green electricity hydrogen production and pressurized hydrogen storage system is used for producing hydrogen by utilizing renewable electricity and carrying out pressurized storage; the hydrogen combustion gas turbine power generation system is used for combusting the stored hydrogen and converting the hydrogen into electric energy; and the flue gas waste heat type lithium bromide system is used for receiving the high-temperature flue gas, extracting heat energy of the flue gas to cool and heat water, and providing refrigeration and heating services for terminal users. By integrating wind, light, hydrogen energy, the new-generation gas turbine and the standby peak shaving power plant, multi-energy cooperative utilization is achieved, and the efficiency, safety, stability and flexibility of the energy system are remarkably improved.
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