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Title:
PERMANENT MAGNET SYNCHRONOUS MOTOR AND ELECTRIC POWER STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/049249
Kind Code:
A1
Abstract:
This permanent magnet synchronous motor and this electric power steering device are driven by a first system that includes a first armature coil (71) and a first control device and by a second system that includes a second armature coil (72) and a second control device and are configured such that if one system fails, driving by the one system is stopped but is taken over by driving by the other system for continued operation.

Inventors:
TAKIZAWA Yuji (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
IKEDA Hiroko (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
ITO Kazumasa (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
YAMAGUCHI Shinichi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
HIROTANI Yu (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
AKUTSU Satoru (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/032190
Publication Date:
March 14, 2019
Filing Date:
September 07, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
H02P29/028; H02P5/46; H02P25/22
Domestic Patent References:
WO2016135840A12016-09-01
Foreign References:
JP2010531130A2010-09-16
JP2016019330A2016-02-01
Attorney, Agent or Firm:
OIWA Masuo et al. (35-8, Minamimukonoso 3-chomeAmagasaki-sh, Hyogo 33, 〒6610033, JP)
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