MOTOR DRIVE DEVICE AND AIR CONDITIONER - MITSUBISHI ELECTRIC CORP

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)

Application Number:

PCT/JP2016/070455

Publication Date:

January 18, 2018

Filing Date:

July 11, 2016

Export Citation:

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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