STEAM TURBINE WITH IMPROVED AXIAL FORCE PROPERTY

Disclosed is a steam turbine capable of reducing the load of a bearing supporting a turbine shaft transmitting rotational driving force of a plurality of nozzle-equipped rotary bodies arranged in multiple stages. The steam turbine includes a housing (110); a turbine shaft (120) pivotably supported b...

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Bibliographische Detailangaben
Hauptverfasser: KIM, Ki Tae, LIM, Ju Chang, LEE, Sang Myeong, LEE, Sang Hoon, LEE, Jea Jun, OH, Sung Keun, CHANG, Young Il
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:Disclosed is a steam turbine capable of reducing the load of a bearing supporting a turbine shaft transmitting rotational driving force of a plurality of nozzle-equipped rotary bodies arranged in multiple stages. The steam turbine includes a housing (110); a turbine shaft (120) pivotably supported by a bearing (121) in the housing; and a plurality of dish-shaped nozzle-equipped rotary bodies (130) integrally combined with the turbine shaft (120), provided with one or more nozzle holes (131) from which working fluid is ejected so that the nozzle rotations bodies (130) can be rotated, and stacked in an axial direction of the turbine shaft (120). The nozzle hole (131) is inclined with respect to a normal direction n of the periphery surface of the nozzle-equipped rotary body (130) and is inclined toward an axial direction c of the turbine shaft (120).