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Influence of Sweep on Axial Flow Turbine Aerodynamics at Midspan
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Sweep, when the stacking axis of the blade is not perpendicular to the axisymmetric streamsurface in the meridional view, is often an unavoidable feature of turbine design. Although a high ...
The Influence of Sweep on Axial Flow Turbine Aerodynamics in the Endwall Region
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Sweep, when the stacking axis of the blade is not perpendicular to the axisymmetric stream surface in the meridional view, is often an unavoidable feature of turbine design. In a previously ...
A Computational Study of a Novel Turbine Rotor Partial Shroud
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The over tip leakage (OTL) flow that exists between the stationary casing and the rotor tip of a shroudless HP turbine remains a major source of loss of performance for modern aero gas ...
Pressure Surface Separations in Low-Pressure Turbines—Part 1: Midspan Behavior
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes an investigation into the behavior of the pressure surface separation at midspan in a linear cascade. It is found that the pressure surface separation can be a significant ...
The Effect of Work Processes on the Casing Heat Transfer of a Transonic Turbine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper considers the effect of the rotor tip on the casing heat load of a transonic axial flow turbine. The aim of the research is to understand the dominant causes of casing heat ...
Pressure Surface Separations in Low-Pressure Turbines—Part 2: Interactions With the Secondary Flow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes a study of the interaction between the pressure surface separation and the secondary flow on low-pressure turbine blades. It is found that this interaction can significantly ...
Nonaxisymmetric Turbine End Wall Design: Part I— Three-Dimensional Linear Design System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A linear design system, already in use for the forward and inverse design of three-dimensional turbine aerofoils, has been extended for the design of their end walls. This paper shows how ...
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