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Low Reynolds Number Flow Characteristics for Two Side by Side Rotating Cylinders
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Numerical simulations were performed for twodimensional viscous incompressible flow past two stationary sidebyside rotating circular cylinders at Reynolds number (Re) 100 by varying centertocenter distance between the ...
Computational Fluid Dynamics Studies on Unstable Oscillatory Direct Contact Condensation of Subsonic Steam Jets in Water Cross-Flow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the last decade, researchers working on direct contact condensation (DCC) have focused their attention on studying the effect of liquid cross-flow, in contrast to the conventional stagnant liquid pool condensers. ...
A Novel Transient Technique to Determine Recovery Temperature, Heat Transfer Coefficient, and Film Cooling Effectiveness Simultaneously in a Transonic Turbine Cascade
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The study presented in this article provides detailed description about a newly developed experimental technique to determine three key convective heat transfer parameters simultaneously in hot gas path of a modern high ...
Investigation of Gas Turbine Internal Cooling Using Supercritical CO2—Effect of Surface Roughness and Channel Aspect Ratio
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, an experimental and numerical investigation of internal cooling channels with rib turbulators is presented with sCO2 as the working fluid at process conditions (pressure20.7 MPa and temperature up to 150 °C). ...
Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Counter-rotating vortices, formed by the interaction of film-cooling jets and the hot gas flow, adversely affect the performance of conventional film-cooling designs. Downstream vortex generators have been shown to improve ...
Measurement of Convective Heat Transfer Coefficients With Supercritical CO2 Using the Wilson-Plot Technique
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes the measurement of convective heat transfer coefficients and friction factors for sCO2 flowing in a smooth tube and compares the results with published correlations for validation. The paper also ...
Effect of Endwall Contouring on a Transonic Turbine Blade Passage: Heat Transfer Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Effect of turbine endwall contouring on its aerodynamic performance has been widely studied, but only a few studies are available in the open literature investigating its effect on heat transfer performance; especially at ...