Title:
MOTOR DRIVE DEVICE AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2018/011864
Kind Code:
A1
Abstract:
A motor drive device (100) drives a first motor (3) and a second motor (4), said motor drive device being provided with: a first inverter (5) that outputs first alternating current power to the first motor (3); a second inverter (6) that outputs second alternating current power to the second motor (4); a first controller (7) that outputs a first drive signal to the first inverter (5); and a second controller (8) that outputs a second drive signal to the second inverter (6). The first controller (7) outputs, to the second controller (8), a pulse signal corresponding to the rotation period of the first motor (3).
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Inventors:
SAKAI AKIRA (JP)
ARISAWA KOICHI (JP)
UEMURA KEISUKE (JP)
ARISAWA KOICHI (JP)
UEMURA KEISUKE (JP)
Application Number:
PCT/JP2016/070455
Publication Date:
January 18, 2018
Filing Date:
July 11, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02P5/46
Foreign References:
JP2007028724A | 2007-02-01 | |||
JP2001309681A | 2001-11-02 | |||
CN102079311A | 2011-06-01 | |||
US3718845A | 1973-02-27 |
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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