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在lab10基础上改的无速度环控制，电机低速运行时，母线很稳定；但是随着转速升高，母线电流波动越来越大，最高油门时，波动最厉害，而相电流使用了电流重构，相电流波形还可以，母线电流波动大是什么原因引起的呢，有人遇到过这种情况么？
