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A Low Order Model for Predicting Turbocharger Turbine Unsteady Performance
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a loworder model for predicting performance of radial turbocharger turbines is presented. The model combines an unsteady quasithreedimensional (Q3D) computational fluid dynamics (CFD) method with multiple ...
Study of the Flow in a Vaneless Diffuser at Part Speed Operating Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The aim of the current paper is to investigate the evolution of the flow in the vaneless diffuser of a scaledup turbocharger compressor using the steadystate viscous calculations. First, the predicted flow patterns are ...
Radial Turbine Rotor Response to Pulsating Inlet Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The performance of automotive turbocharger turbines has long been realized to be quite different under pulsating flow conditions compared to that under the equivalent steady and quasisteady conditions on which the conventional ...
A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Decarbonizing highly energy-intensive industrial processes is imperative if nations are to comply with anthropogenic greenhouse gas emissions targets by 2050. This is a significant challenge for high-temperature industrial ...
Tip Leakage Flow Instability in a Centrifugal Compressor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, an unsteady tip leakage flow phenomenon is identified and investigated in a centrifugal compressor with a vaneless diffuser at near-stall conditions. This phenomenon is associated with the inception of a ...
A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Hard-to-abate industrial processes, such as petrochemicals and cement production, have long been considered technically challenging to decarbonize. In response to the urgent demand to eliminate industrial CO2 emissions, a ...