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Title:
CONTROL DEVICE FOR ROTARY ELECTRIC MACHINE APPARATUS
Document Type and Number:
WIPO Patent Application WO/2018/207829
Kind Code:
A1
Abstract:
A control device (24, 28) equipped with: a first control unit that carries out control to turn off switches that include a first element group (all of the switches Sp) in a power conversion circuit (22) when a voltage detected by a voltage detection unit (30) is higher than a threshold value; a second control unit that begins to carry out control after the control by the first control unit has ended, and that actually turns on a second element group (all of the switches Sn) after the elapse of a period during which the first element group is kept off from when the first element group actually turned off; a third control unit that, after the control by the second control unit has ended, begins to carry out control to turn off switches that include a third element group (switches Spa, Spb) in an H-bridge circuit 23; and a fourth control unit that begins to carry out control after the control by the third control unit has ended, and that actually turns on a fourth element group (switches Sna, Snb) after the elapse of a period during which the third element group is kept off from when the third element group actually turned off.

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Inventors:
KAWAZU, Shinsuke (1-1 Showa-cho, Kariya-cit, Aichi 61, 〒4488661, JP)
Application Number:
JP2018/017957
Publication Date:
November 15, 2018
Filing Date:
May 09, 2018
Export Citation:
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Assignee:
DENSO CORPORATION (1-1 Showa-cho, Kariya-city Aichi, 61, 〒4488661, JP)
International Classes:
H02P9/30; H02M7/48; H02P101/25; H02P101/45; H02P103/20
Foreign References:
JP2007189773A2007-07-26
JP2002010694A2002-01-11
JP2010239729A2010-10-21
Attorney, Agent or Firm:
YAMADA, Tsuyoshi (Daiichi Hasegawa Bldg.6F, 13-24 Meieki 3-chome, Nakamura-ku, Nagoya-sh, Aichi 02, 〒4500002, JP)
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