Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ELECTRIC MOTOR DRIVE DEVICE AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/183274
Kind Code:
A1
Abstract:
This electric motor drive device comprises: a compressor motor power conversion device that supplies power to a compressor motor; a fan motor power conversion device that supplies power to a fan motor; a booster device that applies boosted voltage to the compressor motor power conversion device and the fan motor power conversion device; and a control device that determines whether or not the rotation speed of the compressor motor is to be at least a first rotation speed and determines whether or not the rotation speed of the fan motor is to be at least a second rotation speed and, if a determination is made that the rotation speed of the compressor motor is to be at least the first rotation speed or the rotation speed of the fan motor is to be at least the second rotation speed, causes the booster device to boost.

Inventors:
NAKASE SHUSAKU (JP)
KUSUBE SHINSAKU (JP)
Application Number:
PCT/JP2017/005759
Publication Date:
October 26, 2017
Filing Date:
February 16, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02P27/06
Foreign References:
JP2002022247A2002-01-23
JP2014236646A2014-12-15
JPS58172984A1983-10-11
JPH0638301A1994-02-10
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
Download PDF: