Title:
POWER CONVERSION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2013/094261
Kind Code:
A1
Abstract:
Provided is a power conversion apparatus, which can stably reduce noise level. A PFC control circuit (B) is provided with: a rectifying element (5) and a switching element (7), which are connected in series; a rectifying element (6) and a switching element (8), which are connected in series; and a PFC control unit (9). The PFC control unit (9) changes a switching frequency of the switching element (7) and that of the switching element (8) on the basis of a detection value obtained from an input voltage detecting means (2).
Inventors:
NAGAI SHINJI
KUBOTA HIDEMASA
KUBOTA HIDEMASA
Application Number:
PCT/JP2012/073773
Publication Date:
June 27, 2013
Filing Date:
September 18, 2012
Export Citation:
Assignee:
SHARP KK (JP)
NAGAI SHINJI
KUBOTA HIDEMASA
NAGAI SHINJI
KUBOTA HIDEMASA
International Classes:
H02M7/12; H02M7/219
Foreign References:
| JP2011155813A | 2011-08-11 | |||
| JP2003324944A | 2003-11-14 | |||
| JP2010068552A | 2010-03-25 |
Attorney, Agent or Firm:
SAIKYO, Keiichiro (JP)
Keiichiro Saikyo (JP)
Keiichiro Saikyo (JP)
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Claims: