Interface coupling circuit optimization design method and motor simulation test system

The invention provides an interface coupling circuit optimization design method, which comprehensively considers the requirements of a motor simulator on harmonic suppression, design cost, system stability and the like to design interface circuit parameters, and utilizes a particle swarm optimization algorithm introduced with a fitness threshold mechanism (FTM) to calculate optimal parameter values, and has the advantages of high convergence speed, strong learning ability and high reliability, and the advantage of high electromagnetic simulation precision is fully utilized in the method. Cost is emphatically considered in optimization calculation, and it is guaranteed that the design result of circuit element parameters is more reasonable. The invention also provides a motor simulation test system which comprises the interface circuit element designed by the method, and further provides a physical implementation way capable of achieving the same beneficial effects. 本发明提供了一种接口耦合电路优化设计方法，其综合考虑了电机模拟器对谐波抑制、设计成本、系