A simulation platform and method suitable for electromagnetic transient model of wind farm

By using signal-connected wind turbine and transformer modules in the electromagnetic transient model of a wind farm, combined with subsystems S1 and S2, independent solution and code reuse of the electromagnetic transient model of the wind farm were achieved, solving the problems of insufficient model loading and slow simulation speed, and improving simulation efficiency.

CN112163313BActive Publication Date: 2026-07-21CHINA ELECTRIC POWER RESEARCH INSTITUTE CO LTD +1
View PDF 2 Cites 0 Cited by

Patent Information

Application Number
CN202010825996.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-08-17
Publication Date
2026-07-21
Estimated Expiration
2040-08-17

AI Technical Summary

Technical Problem

The electromagnetic transient model of wind farm is complex, which leads to problems such as model loading failure, insufficient memory and slow simulation speed. Existing equivalent methods have the problem of reduced model accuracy.

Method used

By adopting the signal connection method of wind turbine module and transformer module, combined with subsystems S1 and S2, the physical connection is transformed into a signal connection, realizing independent solution of model and code reuse, and using MATLAB/Simulink model referencing technology to accelerate simulation.

Benefits of technology

It reduces the complexity of model solving, improves simulation speed, solves the memory shortage problem, and achieves the improvement of simulation speed without affecting model accuracy.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN112163313B_ABST
    Figure CN112163313B_ABST
Patent Text Reader

Abstract

The application provides a simulation platform and method suitable for a wind farm electromagnetic transient model, the simulation platform is built in a simulation environment, and the simulation platform comprises a fan module and a box transformer module; the fan module is used for simulating the fan and connecting the fan to the box transformer module through a signal connection mode; and the box transformer module is used for simulating the box transformer and a power grid connected with the box transformer and connecting the box transformer to the fan module through a signal connection mode. The simulation platform is used for dividing the wind farm model into different modules which can be independently solved, so that the complexity of solving the physical model is greatly reduced, and the simulation speed is improved. Meanwhile, in the modeling mode, the fan module can be independently solved, and the code generation technology can be conveniently applied to realize code reuse and simulation acceleration.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Low voltage ride through characteristic co-simulation model for wind turbine generator and co-simulation method thereof

    CN102819221A

  • Complex distribution network multi-time-scale digital-analog hybrid simulation system and simulation method therefor

    CN105932666A