五菱汽车申请基于高频注入的电机初始位置角校正方法专利,实现精确校正

市场资讯
Jan 29

国家知识产权局信息显示,柳州五菱汽车工业有限公司申请一项名为“一种基于高频注入的电机初始位置角校正方法及相关产品”的专利,公开号CN121417758A,申请日期为2025年10月。专利摘要显示,本申请公开了一种基于高频注入的电机初始位置角校正方法及相关产品。先构建高频电压注入信号,并采集目标电机实时输入的U相电流和V相电流,利用这两相电流进行坐标变换得到d轴和q轴电流分量。通过PR控制器计算估算...

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