Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1975-06-02
1977-03-22
Duggan, Donovan F.
Electrical generator or motor structure
Dynamoelectric
Rotary
310 52, 310 59, H02K 120
Patent
active
040139085
ABSTRACT:
Cooling system for a superconductive exciter winding in a turbogenerator rotor, the exciter winding having winding coils formed of a multiplicity of individual windings that are received in slots formed at the outer periphery of a solid support cylinder and retained therein by a bracing cylinder shrink-fitted on the support cylinder, includes coolant distribution channels disposed radially in teeth located between and defining the slot formed in the support cylinder and in filler members located between winding head coils, the coolant distribution channels surrounding the individual windings over the entire length thereof and being connected in peripheral direction on both sides thereof with coolant channels extending substantially parallel to one another in radial direction with the individual winding coils and surrounding the same at the bottom of the slots; and method of production.
REFERENCES:
patent: 3249775 (1966-05-01), Baylac
patent: 3440462 (1969-04-01), Willyoung
patent: 3517231 (1970-06-01), Massar
patent: 3596120 (1971-07-01), Potter
patent: 3597645 (1971-08-01), Duffert et al.
patent: 3745389 (1973-07-01), Lorch
Duggan Donovan F.
Kraftwerk Union Aktiengesellschaft
Lerner Herbert L.
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