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RISTime-Marching Analysis of Steady Transonic Flow in Turbomachinery Cascades Using the Hopscotch Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A rapid, time-marching, numerical scheme based on the hopscotch method is presented for solution of steady, two-dimensional, transonic flow in turbomachinery cascades. The scheme is applied to ...
Transonic Flow Analysis in Axial-Flow Turbomachinery Cascades by a Time-Dependent Method of Characteristics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solutions for transonic flow in cascades are determined by a second-order time-dependent method of characteristics using bicharacteristics. The analysis method is based on unsteady, two-dimensional, ...
Study of Three-Dimensional Viscous Flows in an Axial Compressor Cascade Including Tip Leakage Effects Using a SIMPLE-Based Algorithm
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A multisweep space-marching solver based on a modified version of the SIMPLE algorithm was employed to study the three-dimensional flow field through a linear cascade. Three cases were tested: ...
An Accurate and Efficient Euler Solver for Three-Dimensional Turbomachinery Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Accurate and efficient Euler equation numerical solution techniques are presented for analysis of three-dimensional turbomachinery flows. These techniques include an efficient explicit hopscotch ...
Solution Procedure for Unsteady Two-Dimensional Boundary Layers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An accurate and reliable solution procedure is presented for solving the two-dimensional, compressible, unsteady boundary layer equations. The procedure solves the governing equations in a coupled ...
Analysis of Three-Dimensional Turbomachinery Flows on C-Type Grids Using an Implicit Euler Solver
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A three-dimensional Euler analysis for turbomachinery flows on a C-type grid is presented. The analysis is based on the Beam and Warming implicit algorithm for solution of the unsteady Euler ...
Calculation of Unsteady Turbulent Boundary Layers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: An unsteady, two-dimensional boundary-layer solution procedure is used to predict two different types of incompressible turbulent mean flows, the Blasius and Howarth flows, with superimposed ...
Numerical Prediction of Turbine Vane-Blade Aerodynamic Interaction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A time-accurate analysis for turbine vane-blade interaction is presented. The analysis simultaneously solves the unsteady isentropic Euler equations in the vane and blade rows on a blade-to-blade ...
Investigation of Unsteady Flow Through a Transonic Turbine Stage: Data/Prediction Comparison for Time-Averaged and Phase-Resolved Pressure Data
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents time-averaged and phase-resolved measurements of the surface pressure data for the vane and blade of a transonic single-stage research turbine. The data are compared and ...
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 ...