发明名称 |
PERMANENT MAGNET TYPE MOTOR AND ELECTRIC POWER STEERING APPARATUS |
摘要 |
To obtain a permanent magnet type motor capable of securing controllability of a motor and utilizing reluctance torque. An armature winding is a plurality of sets of polyphase windings; the plurality of sets of the armature winding is supplied with current from each individual inverter; the rotor core is provided with permanent magnets on a surface portion thereof, the permanent magnets being circumferentially arranged and the adjacent permanent magnets having polarities opposite to each other; a protrusion portion is provided between the adjacent permanent magnets, the protrusion portion being provided in a protruding condition from the rotor core and being made of a magnetic substance; and a non-magnetic gap portion is interposed between the protrusion portion and the permanent magnet in a rotating shaft direction. |
申请公布号 |
US2015333586(A1) |
申请公布日期 |
2015.11.19 |
申请号 |
US201314652865 |
申请日期 |
2013.04.09 |
申请人 |
MITSUBISHI ELECTRIC CORPORATION |
发明人 |
HIROTANI Yu;IEFUJI Minako;TAKIZAWA Yuji;KAWASAKI Sachiko;NAKANO Masatsugu;UDO Toyoaki;AKUTSU Satoru |
分类号 |
H02K3/28;H02K11/00;H02K7/14;H02K1/27;H02K1/16 |
主分类号 |
H02K3/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
Chiyoda-ku, Tokyo JP |