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Title:
DEVICE FOR DRIVING MULTIGROUP-MULTIPHASE ROTATING ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2018/211620
Kind Code:
A1
Abstract:
When the connection between a DC power supply and a multigroup-multiphase power conversion device is interrupted, a control device controls switching elements to cause a plurality of groups of power conversion devices constituting the multigroup-multiphase power conversion device to be gradually transferred from a phase short-circuit to all phase interruption at respectively different timings.

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Inventors:
WATANABE MASUTAKA (JP)
ENOKI KEIICHI (JP)
NISHIJIMA YOSHIMASA (JP)
HARADA SHINGO (JP)
Application Number:
PCT/JP2017/018511
Publication Date:
November 22, 2018
Filing Date:
May 17, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02P25/22
Domestic Patent References:
WO2016181448A12016-11-17
Foreign References:
JP2004249534A2004-09-09
Attorney, Agent or Firm:
OIWA Masuo et al. (JP)
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