发明名称 Large size variable speed synchronous motor e.g. for power station
摘要 The motor has areas of different air pressure within the motor housing separated from one another via partition walls (63,64,65,66; 34,35), enclosing the active magnetic bearings (60,61) for the rotor shaft. The area defined by the energising machine (4) and the associated outer magnetic bearing (62) is coupled via an air channel within the main frame (1) of the synchronous motor with the space between the rotor magnetic bearings.
申请公布号 FR2762723(A1) 申请公布日期 1998.10.30
申请号 FR19980003422 申请日期 1998.03.20
申请人 SIEMENS AG 发明人 UTECHT MANFRED;PONICK BERND;RAUCH HARTMUT
分类号 H02K7/08;H02K7/09;H02K9/12;H02K19/10;H02K19/38 主分类号 H02K7/08
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