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发明名称
伺服马达转子初始电气角度的取得方法及其装置
摘要
一种伺服马达转子初始电气角度的取得方法,系建置一连动于马达转子之光学编码盘,其上布设对应于该N-S磁极对之线条图形,该线条图形由复数围绕圆心呈放射状排列的线条组成;并建置二相隔一90°夹角之光学感测器,用以侦测该光学编码盘上之一组线条图形;而于马达初始启动前以该二光学感测器侦测一组线条图形,产生相差90°角之一第一弦波信号(sinθ)及一第二弦波信号(cosθ);利用公式 计算出一正弦波θ角度,即为马达转子的初始电气角度。
申请公布号
TWI389446
申请公布日期
2013.03.11
申请号
TW097127229
申请日期
2008.07.18
申请人
合丰自动化股份有限公司 桃园县桃园市有恒街153号
发明人
傅家兴;王裕立
分类号
H02P21/13;G05F5/02
主分类号
H02P21/13
代理机构
代理人
主权项
地址
桃园县桃园市有恒街153号
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