Low stress liquid cooled generator armature winding

Details Low stress liquid cooled generator armature winding Low stress liquid cooled generator armature winding

1997-02-03

1998-09-15

Dougherty, Thomas M.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 54, 310 58, 310 59, 310 60A, H02K 900

Patent

active

058083863

ABSTRACT:
A liquid cooled armature winding for a dynamoelectric machine having rectangular hollow cooling strands, wherein the cooling conduit is bounded by a continuous wall of varying wall thickness designed to minimize stress due to cyclical forces on the strand walls. Conduits of elliptical and rhomboidal cross-section are disclosed.

REFERENCES:
patent: 2664512 (1953-12-01), Huntley
patent: 4037312 (1977-07-01), Deis
patent: 4151433 (1979-04-01), Flick
patent: 4160926 (1979-07-01), Cope et al.
patent: 4282450 (1981-08-01), Eckels

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