通用五菱汽车申请丝杠状态自动监测专利，实时、精准监测丝杠状态

金融界03-26

金融界2024年3月26日消息，据国家知识产权局公告，上汽通用五菱汽车股份有限公司申请一项名为“一种丝杠状态自动监测方法、系统及计算机存储介质“，公开号CN117760719A，申请日期为2023年11月。专利摘要显示，本发明公开一种丝杠状态自动监测方法，属于监测技术领域；该方法包括：获取跟随误差信号；从跟随误差信号中获取子区间；去除子区间中的异常值，并计算得到极差值；根据极差值和预设丝杠状态阈值...

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