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Navier–Stokes Analysis of Turbine Blade Heat Transfer and Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A three-dimensional Navier–Stokes analysis of heat transfer and aerodynamic performance is presented for a low-speed linear turbine cascade. The numerical approach used in this analysis consists ...
Evaluation of Flow Field Approximations for Transonic Compressor Stages
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The flow through gas turbine compressors is often characterized by unsteady, transonic, and viscous phenomena. Accurately predicting the behavior of these complex multi-blade-row flows with unsteady ...
Unsteady Numerical Simulations of Radial Temperature Profile Redistribution in a Single-Stage Turbine
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Experimental data taken from gas turbine combustors indicate that the flow exiting the combustor can contain both circumferential and radial temperature gradients. A significant amount of research ...
Numerical Simulations of Unsteady Cascade Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A time-accurate Navier–Stokes analysis is needed for understanding the relative importance of nonlinear and viscous effects on the unsteady flows associated with turbomachinery blade vibration and ...
Simulation of Vortex Shedding in a Turbine Stage
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Vortex shedding in a turbomachine blade row is affected by the passing of blades in the adjacent downstream blade row, but these effects have not been examined in the literature. A series ...
Influence of Vane-Blade Spacing on Transonic Turbine Stage Aerodynamics: Part I—Time-Averaged Data and Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A comprehensive study has been performed to determine the influence of vane-blade spacing on transonic turbine stage aerodynamics. In Part I of this paper, an investigation of the effect of ...
Influence of Vane-Blade Spacing on Transonic Turbine Stage Aerodynamics: Part II—Time-Resolved Data and Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents results of a combined experimental/computational investigation into the effects of vane–blade spacing on the unsteady aerodynamics of a transonic turbine stage. Time-resolved ...