Title:
POWER CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/065241
Kind Code:
A1
Abstract:
This power conversion device 100 is provided with LC filters 41, 42 between an AC/DC conversion unit 11 and a bulk capacitor 20 and between a DC/DC conversion unit 12 and the bulk capacitor 20, wherein: the LC filters 41, 42 absorb at least parts of the high frequency components 32a, 32b of pulsating flows 30a, 30b; and the bulk capacitor 20 is used for smoothing the pulsating flows 30a, 30b associated with power conversions in the AC/DC conversion unit 11 and the DC/DC conversion unit 12.
Inventors:
MUKAIYAMA NAOKI (JP)
KATSUMATA HIROKI (JP)
KATSUMATA HIROKI (JP)
Application Number:
PCT/JP2021/034356
Publication Date:
March 31, 2022
Filing Date:
September 17, 2021
Export Citation:
Assignee:
FUJI ELECTRIC CO LTD (JP)
International Classes:
H02M3/28; H02M7/12
Domestic Patent References:
| WO2018216144A1 | 2018-11-29 |
Foreign References:
| JPH08223913A | 1996-08-30 | |||
| JP2019180203A | 2019-10-17 | |||
| JP2010029039A | 2010-02-04 |
Attorney, Agent or Firm:
MIYAZONO, Hirokazu (JP)
Download PDF: