发明名称 |
MOTOR DRIVE SYSTEM, MOTOR CONTROLLER, AND MOTOR |
摘要 |
<p>A motor drive system according to an embodiment of the present invention is provided with a motor having a strain area in which mechanical strain occurs due to excitation current, a motor controller for controlling driving of the motor, and a strain detection unit for detecting strain occurring in the strain area of the motor. The motor controller is provided with an estimation unit for estimating the speed and/or position of the motor on the basis of the strain in the strain area detected by the strain detection unit.</p> |
申请公布号 |
WO2014147757(A1) |
申请公布日期 |
2014.09.25 |
申请号 |
WO2013JP57875 |
申请日期 |
2013.03.19 |
申请人 |
KABUSHIKI KAISHA YASKAWA DENKI |
发明人 |
TAKASE, YOSHIYASU;NAKAMURA, HIROSHI;MAMBA, TAKASHI;KUBOTA, YOSHIAKI |
分类号 |
H02P29/00 |
主分类号 |
H02P29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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