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Title:
MOTOR CONTROL DEVICE CAPABLE OF TAKING MEASURES AGAINST BLACKOUT
Document Type and Number:
Japanese Patent JP2015062341
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a motor control device, capable of easily control to take measures against blackout at the blackout of AC power supply when driving a motor.SOLUTION: A blackout detector unit 11a of an AC-DC converter device 11 detects the blackout of three-phase AC power supply 1 when a motor 3 is driven, to generate a blackout detection signal according to the blackout detection. A transmitter unit 11b of the AC-DC converter device 11 transmits the blackout detection signal using an electric cable, radio or an optical fiber. A receiver unit 12a of a DC-AC converter device 12 receives the blackout detection signal transmitted from the transmitter unit 11b.

Inventors:
SAKAI KOJIRO
Application Number:
JP2015001738A
Publication Date:
April 02, 2015
Filing Date:
January 07, 2015
Export Citation:
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Assignee:
FANUC LTD
International Classes:
H02P27/06; H02P3/18; H02P23/16; H02P27/08; H02P29/00; H02P29/02
Domestic Patent References:
JP3472433B22003-12-02
JPH11256440A1999-09-21
Attorney, Agent or Firm:
青木 篤
鶴田 準一
南山 知広
河合 章
中村 健一