Title:
TRANSFORMER CORE COOLING STRUCTURE
Document Type and Number:
Japanese Patent JP2015103538
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a transformer core cooling structure which efficiently radiates heat of an upper core from among cores divided in a vertical direction.SOLUTION: A transformer core cooling structure includes: a cooling plate 40; and cores disposed on the cooling plate 40 and divided into upper and lower cores. The upper core 20 has an E shape and includes outer leg parts 20a, 20b which are formed at both end parts when viewed in a long side direction so as to protrude; and a center leg part 20c which is formed at an intermediate position between the outer leg parts 20a, 20b so as to protrude parallel to the outer leg parts 20a, 20b. The upper core 20 has a contact surface contacting with the cooling plate 40.
Inventors:
OI YASUYUKI
Application Number:
JP2013240593A
Publication Date:
June 04, 2015
Filing Date:
November 21, 2013
Export Citation:
Assignee:
CALSONIC KANSEI CORP
International Classes:
H01F27/24; H01F27/22; H01F30/00
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu
Iwa Saki Kokuni
Shunichi Takahashi
Masakazu Ito
Toshio Takamatsu