Control method and system of double-winding generator and energy storage combined power supply device

By employing a multi-timescale collaborative control method in the power system, combining sliding mode control, deep reinforcement learning, and game theory, the problem of traditional control methods struggling to balance response and steady-state accuracy under dynamic load changes is solved. This achieves rapid response and optimized control, improving the adaptability and robustness of the power system.

CN120855460AActive Publication Date: 2025-10-28NANJING UNIV OF AERONAUTICS & ASTRONAUTICS +1
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Patent Information

Application Number
CN202511350270.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-09-22
Publication Date
2025-10-28
Estimated Expiration
2045-09-22

AI Technical Summary

Technical Problem

In existing power systems, the control methods for parallel energy storage and generator systems mainly rely on control strategies with a single time scale, which are difficult to cope with dynamic load changes. This makes it difficult for the power system to balance dynamic response and steady-state accuracy. Furthermore, traditional methods lack adaptive evolution capabilities, which limits the system's adaptability and robustness.

Method used

A multi-timescale collaborative control method based on a dual-winding generator and energy storage combined power supply device is adopted. Through a hierarchical and time-divisional dynamic coordination mechanism, combined with sliding diaphragm control, deep reinforcement learning and game theory, it achieves millisecond-level instantaneous disturbance suppression, second-level PI allocation and minute-level power distribution optimization, and constructs an adaptive dynamic response system.

Benefits of technology

It achieves rapid response and optimized control in highly dynamic and fluctuating environments, improves power quality, system robustness and economy, takes into account voltage stability, energy efficiency optimization and equipment life, and adapts to different load change scenarios.

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Abstract

The invention discloses a control method and system for a double-winding generator and energy storage combined power supply device, and belongs to the technical field of power system control. Based on the double-winding generator and energy storage combined power supply device, parameters of the double-winding generator and energy storage combined power supply device are collected in real time, and a sudden change intensity index is calculated; performing logic decision according to the sudden change intensity index; the millisecond-level improved sliding mode control is used for adjusting disturbance; second-level deep reinforcement learning is used for adjusting a proportional integral coefficient to realize adaptive optimization; the minute-level game is used for optimizing power distribution of the double-winding generator and energy storage, voltage abrupt change suppression, steady-state optimization and energy efficiency management are achieved, the dynamic response capability, steady-state precision and economical efficiency of the double-winding generator and energy storage combined power supply device are improved, and technical support is provided for efficient and stable power supply.
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