A load transfer optimization method considering multiple scenarios of a substation and a related device

By constructing a multi-scenario load transfer impact set and optimizing the solution using a genetic algorithm, a load transfer topology scheme is generated, which solves the power supply reliability problem under complex scenarios such as substation equipment maintenance, heavy load, and bus faults, thereby improving the economy and safety of power grid operation.

CN122118746APending Publication Date: 2026-05-29ZHONGSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHONGSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID
Filing Date
2026-03-03
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

Existing load transfer methods do not fully consider various complex scenarios such as substation equipment maintenance, transformer overload, and busbar faults, resulting in insufficient power supply reliability and failing to meet the refined operation requirements of modern distribution networks.

Method used

A multi-scenario load transfer impact set is constructed. Combined with different main wiring forms of substations, a mathematical model is established with the goal of minimizing network loss. A genetic algorithm is used to optimize the solution, generate a load transfer topology scheme, and verify the results.

Benefits of technology

It improves power supply reliability, optimizes network topology, solves the problem of insufficient adaptability of existing methods in multiple scenarios, and enhances the economy and security of power grid operation.

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Abstract

The application provides a substation multi-scenario load transfer optimization method and related device, and belongs to the field of load transfer. The steps of the method include building a network model of a power distribution network system and obtaining network parameters of the network model; multiple operation scenarios are set for different main wiring forms of the substation, and a multi-scenario load transfer influence set is established in combination with the substation output rules in each operation scenario; based on the network parameters and the multi-scenario load transfer influence set, a mathematical model is constructed with the minimum network loss as the target, and the parameters of the mathematical model are updated according to each operation scenario; the mathematical model is optimized and solved, the network topology structure is adjusted based on the solving result to generate a load transfer topology scheme; the load transfer topology scheme is checked, and the optimized topology and related operation parameters are obtained after the check is passed. The application can realize the optimization of load transfer in multiple scenarios, thereby effectively improving the power supply reliability.
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