Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1981-12-17
1983-10-11
Skudy, R.
Electrical generator or motor structure
Dynamoelectric
Rotary
310 62, 310 68D, 310165, 310214, 310269, H02K 132
Patent
active
044095023
ABSTRACT:
A self-cooled rotating electrical machine is provided with multiple axial and radial coolant passages. Wedges within the interpolar spaces of a salient pole rotor provide an axial coolant path which receives coolant deflected by vanes on the end of the wedges. Coolant expelled at the center of the wedges passes through axial passages in the stator and through a gap between the rotor and stator. Impeller tabs on the ends of the wedges force coolant around stator windings. Recirculation of coolant is prevented by shrouds attached to the ends of the wedges.
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Lenart R. P.
Skudy R.
Westinghouse Electric Corp.
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