Title:
鉄道車両用電力変換装置
Document Type and Number:
Japanese Patent JP6888468
Kind Code:
B2
Abstract:
In this power converter for a railroad vehicle, a cooling portion includes a first cooling portion arranged to block up an opening while ensuring watertightness and to come into contact with a semiconductor element through the opening, and a second cooling portion provided to be opposed to an outer surface of a power converter body not provided with the opening and adjacent to a side provided with the first cooling portion.
Inventors:
Yoshihisa Uehara
Atsushi Kanda
Atsushi Kanda
Application Number:
JP2017148944A
Publication Date:
June 16, 2021
Filing Date:
August 01, 2017
Export Citation:
Assignee:
Fuji Electric Co., Ltd.
International Classes:
H01L23/34; B60L15/00; B61C17/12; H01L23/427; H01L23/467; H02M7/48; H05K7/20
Domestic Patent References:
| JP2003274671A | ||||
| JP2017052385A | ||||
| JP2014121148A | ||||
| JP57080748A | ||||
| JP2007317825A |
Foreign References:
| WO2015098824A1 | ||||
| US20160282054 |
Attorney, Agent or Firm:
Hirokazu Miyazono
Yusuke Tanaka
Yusuke Tanaka