Micro-grid intelligent management and control terminal

By introducing intelligent management and control terminals into microgrids, integrating power supply, HMI, encryption, communication and computing modules, local real-time modeling and optimization are performed, solving the lag problem in microgrid operation and control, realizing global optimization and closed-loop control of the system, and improving economic efficiency and renewable energy consumption capacity.

CN121749535APending Publication Date: 2026-03-27STATE GRID JIANGSU INTEGRATED ENERGY SERVICE CO LTD +1
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Patent Information

Application Number
CN202511894623.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-12-16
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

The operation and control of microgrids face challenges due to the intermittency and randomness of the system power balance, which makes it difficult to maintain. Traditional control methods cannot adapt to real-time changes, resulting in delayed generation of control commands and an inability to respond to changes in system status in a timely manner. Furthermore, existing terminals have limited functions and lack local optimization computing capabilities, which can easily lead to problems such as the abandonment of new energy sources, excessive node voltage, and overcharging and over-discharging of energy storage batteries.

Method used

The microgrid intelligent management and control terminal integrates power supply module, HMI module, encryption module, communication module and computing module. Through local real-time modeling and high-speed calculation, it generates optimized control commands to realize the coordinated optimization and closed-loop control of distributed power sources, energy storage systems and loads. It uses topology information to build an electrical model, generates an optimized model with the goal of maximizing the local consumption of new energy, and performs multiple safety verifications.

Benefits of technology

It achieves global optimization and closed-loop control of microgrids, improving the economy, safety and renewable energy absorption capacity of the system. Through local real-time modeling and high-speed calculation, it solves the lag problem of traditional control methods and ensures the stability and efficiency of the system.

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Abstract

The invention relates to the technical field of micro-grid operation control and energy management, and discloses a micro-grid intelligent management and control terminal. An HMI module; an encryption module; the communication module is used for reading topological information of the micro-grid and collecting real-time output and load power requirements of the distributed power supply; and the calculation module is used for constructing a micro-grid electrical model by using the topological information, generating an optimization model taking maximization of local consumption of new energy as a core target based on the micro-grid electrical model, refreshing the optimization model by using real-time output and load power requirements of the distributed power supply, and outputting a control instruction of the micro-grid. According to the invention, the micro-grid modeling and optimization algorithm is integrated to the local terminal, through optimal power flow calculation and multiple safety verification, the optimization regulation and control instruction is generated and issued, the global optimization and closed-loop control of the micro-grid are realized, and the economy, safety and new energy consumption capability of system operation are effectively improved.
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