Title:
INSULATING COVER MATERIAL FOR STATOR COILS AND ROTARY MACHINE USING SAME
Document Type and Number:
WIPO Patent Application WO/2019/077793
Kind Code:
A1
Abstract:
An insulating cover material (6) for stator coils, which aims to achieve a good balance between enhancement of thermal conduction and enhancement of withstand voltage, and which is configured of a mica layer (7) that contains mica and a reinforcing layer (8) that is laminated on the mica layer (7) and contains filler particles (10) and a reinforcing material (11). The filler particles (10) are composite particles that are composed of core particles (13) which have an average particle diameter of 1 μm or more and a plurality of fine particles (14) which are affixed to the surface of each core particle (13) and have an average particle diameter of 300 nm or less.
Inventors:
MABUCHI TAKAHIRO (JP)
YIN XIAOHONG (JP)
YIN XIAOHONG (JP)
Application Number:
PCT/JP2018/019885
Publication Date:
April 25, 2019
Filing Date:
May 23, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02K3/30; H01B3/00; H01B3/04; H01B17/60; H01F5/06; H02K3/34; H02K15/12
Domestic Patent References:
| WO2017175875A1 | 2017-10-12 | |||
| WO2013073496A1 | 2013-05-23 |
Foreign References:
| JPH06263542A | 1994-09-20 | |||
| JP2014017212A | 2014-01-30 | |||
| JP2013136658A | 2013-07-11 | |||
| JP2015231322A | 2015-12-21 | |||
| JP2017222527A | 2017-12-21 |
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (JP)
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