金融界2025年6月7日消息,国家知识产权局信息显示,西门子歌美飒可再生能源公司申请一项名为“多绕组集合发电机的转子位置确定”的专利,公开号CN120113141A,申请日期为2023年10月。
专利摘要显示,描述了一种观测包括多个绕组集合的发电机(5)的转子位置(18、18')的方法,所述方法包括:将第一高频信号(12)施加到第一绕组集合;有区别地操作或控制所述绕组集合中的至少两个;测量第一响应(15);基于所述第一响应(15)确定所述转子位置的第一值(18)。
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