Title:
MOTOR DRIVE DEVICE, AIR CONDITIONER, AND CONVERTER CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2014/087706
Kind Code:
A1
Abstract:
A motor drive device provided with a booster circuit in a converter, wherein a converter control unit (15) is provided with a command setting unit (20) and a switching control unit (30). The command setting unit (20) has a first command determination unit (21) for determining a first DC voltage command Vi* corresponding to a power supply input current Ia, a second command determination unit (22) for determining a second DC voltage command Vω* corresponding to the speed ω at which a compressor motor rotates, and a selection unit (23) for selecting the first DC voltage command Vi* or the second DC voltage command Vω*, whichever is larger, and imparting the selected one as a DC voltage command Vdc* to the switching control unit (30).
Inventors:
IWAKI MICHIZO (JP)
SUMIYA ATUYUKI (JP)
KANIE TETSUO (JP)
ADACHI TAKEHIRO (JP)
SUMIYA ATUYUKI (JP)
KANIE TETSUO (JP)
ADACHI TAKEHIRO (JP)
Application Number:
PCT/JP2013/072164
Publication Date:
June 12, 2014
Filing Date:
August 20, 2013
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
H02M3/155; H02P27/06; H02M7/12; H02M7/48
Domestic Patent References:
WO2010026699A1 | 2010-03-11 |
Foreign References:
JP2010136492A | 2010-06-17 | |||
JP2006340448A | 2006-12-14 | |||
JP2009207307A | 2009-09-10 | |||
JP3424461B2 | 2003-07-07 |
Other References:
See also references of EP 2894783A4
Attorney, Agent or Firm:
FUJITA, Takaharu et al. (JP)
Takaharu Fujita (JP)
Takaharu Fujita (JP)
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