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Patent Searching and Data


Title:
POWER CONVERSION DEVICE AND RAILROAD VEHICLE
Document Type and Number:
WIPO Patent Application WO/2019/026400
Kind Code:
A1
Abstract:
A power conversion device according to an embodiment comprises a semiconductor element, an air receiver, an air guide, an airflow straightener, and a flange. Assuming that the assumed travel direction of a vehicle is a first direction, the direction of gravity is a second direction, and the direction perpendicular to the first direction and the second direction is a third direction, the air guide is disposed so as to face the air receiver in the third direction, and, among both ends thereof in the first direction, the end closer to the center of the air receiver is defined as a first end and the end on the opposite side from the first end is defined as a second end. The airflow straightener extends toward the opposite side from the second end along the first direction from the first end of the air guide. The flange extends toward the opposite side from the air receiver side from the second end of the air guide.

Inventors:
TSUKINARI Yuuki (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
FUJIWARA Nobuto (1-1 Shibaura 1-chome, Minato-k, Tokyo 01, 〒1058001, JP)
FUJITO Haruhiko (72-34 Horikawa-cho, Saiwai-ku, Kawasaki-sh, Kanagawa 13, 〒2120013, JP)
Application Number:
JP2018/020148
Publication Date:
February 07, 2019
Filing Date:
May 25, 2018
Export Citation:
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Assignee:
KABUSHIKI KAISHA TOSHIBA (1-1 Shibaura 1-chome, Minato-ku Tokyo, 01, 〒1058001, JP)
TOSHIBA INFRASTRUCTURE SYSTEMS & SOLUTIONS CORPORATION (72-34, Horikawa-cho Saiwai-ku, Kawasaki-sh, Kanagawa 13, 〒2120013, JP)
International Classes:
B61C17/00; B61C17/12; H02M7/48; H05K7/20
Attorney, Agent or Firm:
SHIGA INTERNATIONAL PATENT OFFICE (1-9-2, Marunouchi Chiyoda-k, Tokyo 20, 〒1006620, JP)
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