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RISExperimental Investigation of the Aerothermal Performance of a High Blockage Rib-Roughened Cooling Channel
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present study deals with a detailed experimental investigation of the turbulent flow inside a rib-roughened turbine blade cooling channel. The measurements are carried out in a stationary ...
Comparison of Turbine Tip Leakage Flow for Flat Tip and Squealer Tip Geometries at High-Speed Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The tip leakage flow characteristics for flat and squealer turbine tip geometries are studied in the von Karman Institute Isentropic Light Piston Compression Tube facility, CT-2, at different ...
Experimental Investigation of Conjugate Heat Transfer in a Rib-Roughened Trailing Edge Channel With Crossing Jets
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present contribution is devoted to the experimental study of the conjugate heat transfer in a turbine blade cooling cavity located near the trailing edge. The cooling scheme is characterized ...
Aerodynamic Performance of a Very High Lift Low Pressure Turbine Airfoil (T106C) at Low Reynolds and High Mach Number With Effect of Free Stream Turbulence Intensity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A detailed experimental analysis of the effects of the Reynolds number and free-stream turbulence intensity on the aerodynamic performance of a very high-lift, mid-loaded low-pressure turbine blade ...
Aerodynamic Performance of a Very High Lift Low Pressure Turbine Blade With Emphasis on Separation Prediction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present paper is based on an experimental study of a front-loaded very high lift, low pressure turbine blade designed at the VKI. The experiments have been carried out in a low-speed ...
Design and Optimization of the Internal Cooling Channels of a High Pressure Turbine Blade—Part II: Optimization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This second paper presents the aerothermal optimization of the first stage rotor blade of an axial high pressure (HP) turbine by means of the conjugate heat transfer (CHT) method and lifetime ...
Aerothermal Investigation of a Rib-Roughened Trailing Edge Channel With Crossing Jets—Part II: Heat Transfer Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present contribution addresses the aerothermal experimental and computational study of a trapezoidal cross-section model simulating a trailing edge cooling cavity with one rib-roughened wall ...
Design and Optimization of the Internal Cooling Channels of a High Pressure Turbine Blade—Part I: Methodology
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This first paper describes the conjugate heat transfer (CHT) method and its application to the performance and lifetime prediction of a high pressure turbine blade operating at a very high ...
Aerothermal Investigation of a Rib-Roughened Trailing Edge Channel With Crossing-Jets—Part I: Flow Field Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present contribution addresses the aerothermal, experimental, and computational studies of a trapezoidal cross-sectional model simulating a trailing edge cooling cavity with one rib-roughened ...
Unsteady and Calming Effects Investigation on a Very High-Lift LP Turbine Blade—Part I: Experimental Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An experimental and numerical study was performed about the influence of incoming wakes and the calming effect on a very high-lift low-pressure turbine rotor blade. The first part of the paper ...