THRUST BEARING OIL BATH FOR HYDRAULIC- TURBINE GENERATOR Russian patent published in 2000 - IPC

Abstract RU 2144726 C1

FIELD: hydroelectric and pumped storage plants. SUBSTANCE: oil bath has body, cover, rotor hub press-fitted onto its shaft. External seal cavity of oil bath cover accommodates coolers made in the form of separate sections mounted on respective segments of gland. Each section is connected on inlet joint side to low-temperature coolant source and on outlet joint side, to perforated annular chamber installed on external side of cover external seal in vicinity of its joint with rotor hub. External seal of cover is coated with heat- insulating material and joints of sections are located beyond external seal of cover. EFFECT: improved reliability, economic efficiency, and repairability. 4 cl, 1 dwg

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RU 2 144 726 C1

Authors

Morozov V.N.

Krasnoshchekov I.L.

Stepanov S.L.

Romanov A.A.

Khurtin V.A.

Dates

2000-01-20—Published

1998-06-29—Filed