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Patent Searching and Data


Title:
DRIVE DEVICE FOR THREE-PHASE ROTARY ELECTRIC MACHINE AND THREE-PHASE ROTARY ELECTRIC MACHINE UNIT
Document Type and Number:
Japanese Patent JP2020010545
Kind Code:
A
Abstract:
To reduce magnetic sensors.SOLUTION: The drive device for a three-phase rotary electric machine mounted on a vehicle, includes: a plurality of switching elements for energizing through switching operation a three-phase winding of the three-phase rotary electric machine; and a control unit for controlling switching operation of the plurality of switching elements. The control unit drives the three-phase rotary electric machine by performing first control for controlling the switching operation with four energization patterns indicating an on state or an off state of the plurality of switching elements.SELECTED DRAWING: Figure 1

Inventors:
MORIMOTO NORIKI
HAGIMURA MASAMI
Application Number:
JP2018131229A
Publication Date:
January 16, 2020
Filing Date:
July 11, 2018
Export Citation:
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Assignee:
MITSUBA CORP
International Classes:
H02P6/14; F02N11/04; H02K29/06; H02P6/20
Attorney, Agent or Firm:
Nishizawa Kazumi
Suzuki Shingo
Koichiro Kamata