ELECTRIC MACHINE Russian patent published in 1997 - IPC

Abstract RU 2085004 C1

FIELD: electrical engineering; electric machine engineering. SUBSTANCE: invention refers to design of machines with forced cooling. Electric machine has stator with winding 1 and core 2. Core 3 of rotor has slots with winding insulated by sleeves, fixed by wedges. Ventilation ducts are made over perimeter of winding. Nonmagnetic partitions 9 with broadenings on which hermetic nonmagnetic shell 11 is anchored with formation of ducts 12 are attached to outer side of wedges. EFFECT: enhanced operational efficiency, reduced losses for ventilation. 2 dwg

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RU 2 085 004 C1

Authors

Shalaev Vladimir Grigor'Evich

Dates

1997-07-20—Published

1992-02-28—Filed