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Miniature Single-Disk Viscous Pump (Single-DVP), Performance Characterization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The development and testing of a rotating single-disk viscous pump are described. This pump consists of a 10.16mm diameter spinning disk, and a pump chamber, which are separated by a small ...
Performance and Development of a Miniature Rotary Shaft Pump
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The development and performance of a novel miniature pump called the rotary shaft pump (RSP) is described. The impeller is made by boring a 1.168 mm hole in one end of a 2.38 mm dia shaft ...
Confined, Milliscale Unsteady Laminar Impinging Slot Jets: Effects of Slot Width on Surface Stagnation Point Nusselt Numbers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The effects of slot width for confined, laminar impinging slot jets of millimeter-scale are considered, including experimental measurements of spatially resolved distributions of local Nusselt ...
Suction-Side Gill Region Film Cooling: Effects of Hole Shape and Orientation on Adiabatic Effectiveness and Heat Transfer Coefficient
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The performance of suction-side gill region film cooling is investigated using the University of Utah transonic wind tunnel and a simulated turbine vane in a two-dimensional cascade. The effects ...
Full-Coverage Film Cooling: Film Effectiveness and Heat Transfer Coefficients for Dense and Sparse Hole Arrays at Different Blowing Ratios
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Experimental results are presented for a full coverage film cooling arrangement which simulates a portion of a gas turbine engine, with appropriate streamwise static pressure gradient and varying ...
Aerodynamic Performance of Suction-Side Gill Region Film Cooling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The performance of suction-side gill region film cooling is investigated using the University of Utah transonic wind tunnel and a simulated turbine vane in a two-dimensional cascade. The effects ...
Instabilities of Nonreturn Valves in Low-Speed Air Systems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Practical observations of the nonreturn valve wear in aero-engine cabin-bleed systems suggest that such valves are subject to unstable behavior. A theoretical model for the prediction of nonreturn ...
Separate Effects of Mach Number and Reynolds Number on Jet Array Impingement Heat Transfer
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Limited available data suggest a substantial impact of Mach number on the heat transfer from an array of jets impinging on a surface at fixed Reynolds number. Many jet array heat transfer ...
Effect of Temperature Ratio on Jet Array Impingement Heat Transfer
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper consider the effects of temperature ratio on the heat transfer from an array of jets impinging on a flat plate. At a constant Reynolds number of 18,000 and a constant Mach number ...