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公开(公告)号:US09621007B2
公开(公告)日:2017-04-11
申请号:US14486083
申请日:2014-09-15
Applicant: ALSTOM Renewable Technologies
Inventor: Stefan Baumeister , Erwan Boivent , Mostafa Sadeghi
Abstract: An electric machine with a closed circuit air cooling provides using only passive elements to realize an efficient and compact heat transfer from inside the electric machine to an ambient heat sink.