Title:
ELECTRIC MACHINE WITH A ROTOR COOLED BY COOLING GAS
Document Type and Number:
WIPO Patent Application WO/2015/132116
Kind Code:
A3
Abstract:
The invention relates to an electric machine (1) comprising a rotor (3) cooed by a cooling gas and a stator (5) which surrounds the rotor (3) and which comprises several partially laminated cores (13). Said partially laminated cores (13) are successively arranged in an axial direction which is parallel to a rotational axis (7) of the rotor (3) and are separated from each other by flow channels (23) which are open on the rotor side for guiding the cooling gas to the rotor (3).
Inventors:
FESTA MARCO (DE)
CENTNER MATTHIAS (DE)
SABELFELD ILJA (DE)
CENTNER MATTHIAS (DE)
SABELFELD ILJA (DE)
Application Number:
PCT/EP2015/053978
Publication Date:
December 10, 2015
Filing Date:
February 26, 2015
Export Citation:
Assignee:
SIEMENS AG (DE)
International Classes:
H02K1/20
Foreign References:
| JPH04156252A | 1992-05-28 | |||
| JP2003018772A | 2003-01-17 | |||
| JPS5341704A | 1978-04-15 |
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