Steam turbine rotating blade for a low pressure section of a steam turbine engine

A steam turbine rotating blade for a low pressure section of a steam turbine engine is disclosed. The steam turbine rotating blade includes an airfoil portion. A root section is attached to one end of the airfoil portion. A dovetail section projects from the root section, wherein the dovetail sectio...

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Bibliographische Detailangaben
Hauptverfasser: ZHANG QINGXUAN MICHAEL, RIAZ MUHAMMAD SAQIB
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A steam turbine rotating blade for a low pressure section of a steam turbine engine is disclosed. The steam turbine rotating blade includes an airfoil portion. A root section is attached to one end of the airfoil portion. A dovetail section projects from the root section, wherein the dovetail section includes a tangential entry dovetail. A tip section is attached to the airfoil portion at an end opposite from the root section. A cover is integrally formed as part of the tip section. The blade includes an exit annulus area of about 18.1 ft2 (1.68 m2) or greater.