Electric heat storage peak regulation and frequency modulation control system and control method thereof

The electric thermal energy storage peak shaving and frequency regulation control system solves the peak shaving and frequency regulation needs of the power grid. By using thermal energy storage medium to store electrical energy, the regulation range is expanded, the system response speed and flexibility are improved, and flexible peak shaving and frequency regulation of the power grid is realized.

CN114696322BActive Publication Date: 2026-05-29浙江中光新能源科技有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
浙江中光新能源科技有限公司
Filing Date
2022-04-01
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

Traditional thermal power units lack peak-shaving and frequency regulation capabilities, while the volatility of renewable energy generation increases, leading to a prominent demand for grid peak-shaving and frequency regulation. When the electric thermal storage system is directly coupled with the power generation system, the range of grid load regulation is limited.

Method used

The design includes an electric thermal energy storage peak shaving and frequency regulation control system, comprising an electric thermal energy storage system, a turbine power generation system, a peak shaving and frequency regulation management and control system, and a peak shaving and frequency regulation switch device. Through communication connections and control methods, the system expands the range of grid load regulation and improves system response speed and flexibility.

Benefits of technology

It realizes large-capacity, safe and reliable peak shaving and frequency regulation of electric thermal energy storage system, uses thermal energy storage medium to store electrical energy, makes efficient use of new energy power, expands the regulation range, and improves the system's response speed and flexibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a kind of electric heat storage frequency modulation peak regulation control system and control method thereof, the system includes electric heat storage system, turbine power generation system, electric heat storage power generation control system and peak regulation frequency modulation system;Electric heat storage system is connected with turbine power generation system, electric heat storage system is used to convert electric energy into heat energy, turbine power generation system is used to convert heat energy into electric energy;Electric heat storage system, turbine power generation system is connected with electric heat storage power generation control system respectively;Peak regulation frequency modulation system includes peak regulation frequency modulation switch device and peak regulation frequency modulation management control system, peak regulation frequency modulation switch device is electrically connected with the input end of electric heat storage system and the output end of turbine power generation system respectively, and peak regulation frequency modulation management control system is connected with peak regulation frequency modulation switch device, electric heat storage power generation control system, external power grid dispatching system communication respectively.The application is further expanded by setting peak regulation frequency modulation system, the range of on-grid load regulation, improve the response speed of system, better realize the flexibility of system peak regulation frequency modulation.
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