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Patent Searching and Data


Title:
MOTOR CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/079359
Kind Code:
A1
Abstract:
The present invention addresses the problem that a desired cranking torque cannot be output, and the rotational speed of a motor cannot be increased. This motor control device, which is used in a drive system provided with an engine, and a motor provided with an angle sensor for detecting angle information of a rotor, switches the motor from a torque control mode to a rotational speed control mode, on the basis of a rotation operation of the motor after a cranking torque command for cranking the engine by driving the motor is received, increases the rotational speed of the motor to a prescribed speed, and adjusts the angle error of the angle sensor.

Inventors:
KO Shinyu (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
NISHIGUCHI Shingo (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
MYOEN Kohei (2520, Takaba, Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
Application Number:
JP2017/037626
Publication Date:
May 03, 2018
Filing Date:
October 18, 2017
Export Citation:
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Assignee:
HITACHI AUTOMOTIVE SYSTEMS, LTD. (2520, Takaba Hitachinaka-sh, Ibaraki 03, 〒3128503, JP)
International Classes:
B60W20/50; B60K6/48; B60L11/14; B60L15/20; B60W10/08; F02N11/08; H02P23/00; H02P27/04
Foreign References:
JP2012092664A2012-05-17
JP2008278575A2008-11-13
JP2013102675A2013-05-23
JP2013138559A2013-07-11
Attorney, Agent or Firm:
TODA Yuji (6-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 20, 〒1008220, JP)
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