Journal of Fluids Engineering: Recent submissions
Now showing items 5721-5740 of 9024
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Calculations of Wall Shear Stress in Harmonically Oscillated Turbulent Pipe Flow Using a Low-Reynolds-Number k-ε Model
(The American Society of Mechanical Engineers (ASME), 1996)The low-Reynolds-number k-ε turbulence model of Launder and Sharma is applied to the calculation of wall shear stress in spatially fully-developed turbulent pipe flow oscillated at small amplitudes. ... -
Discussion: “Experimental Measurements in a Centrifugal Pump Impeller” (Bwalya, A. C., and Johnson, M. W., 1996, ASME J. Fluids Eng., 118, pp. 692–697)
(The American Society of Mechanical Engineers (ASME), 1996) -
Editorial
(The American Society of Mechanical Engineers (ASME), 1996) -
Compressible Dusty-Gas Boundary-Layer Flow Over a Flat Surface
(The American Society of Mechanical Engineers (ASME), 1996)Equations governing compressible boundary-layer laminar flow of a two-phase particulate suspension are developed based on a continuum representation of both phases. These equations include such ... -
Flow Behavior Around Stayvanes and Guidevanes of a Francis Turbine
(The American Society of Mechanical Engineers (ASME), 1996)The three-dimensional computation of steady and incompressible internal flows is of interest in numerical simulations of turbomachinery, and such simulations are currently under investigation, from ... -
Deformation and Rebounding Processes of a Water Droplet Impinging on a Flat Surface Above Leidenfrost Temperature
(The American Society of Mechanical Engineers (ASME), 1996)This paper treats numerical analyses of the deformation and rebounding processes of a water droplet impinging on a flat solid surface above the Leidenfrost temperature with a speed in the order ... -
On the Application of the Method of Landau and Lifshitz to Sonic Velocities in Homogeneous Two-Phase Mixtures
(The American Society of Mechanical Engineers (ASME), 1996)A theoretical sonic velocity correlation for homogeneous two-phase mixtures under thermal equilibrium is proposed. By application of the method of Landau and Lifshitz, a dimensionless correlating ... -
Experimental and Computational Assessment of Windage Losses in Rotating Machinery
(The American Society of Mechanical Engineers (ASME), 1996)A combined experimental and computational investigation of the flow between a rotating cylinder and a fixed enclosure is presented. The configuration considered is related to the design of a ... -
Effect of Branch Orientation on Annular Two-Phase Flow in T-Junctions
(The American Society of Mechanical Engineers (ASME), 1996)Experimental data on dividing steam-water two-phase annular flow in T-junctions with horizontal inlet and downwardly inclined branches were obtained. The experiments were performed under experimental ... -
General Equation for the Design of Capillary Tubes
(The American Society of Mechanical Engineers (ASME), 1996)Capillary tubes are used widely in small refrigeration systems. It is necessary to design the capillary tube, but there does not exist any analytical equation which allows the determination of ... -
Study of Vaneless Diffuser Rotating Stall Based on Two-Dimensional Inviscid Flow Analysis
(The American Society of Mechanical Engineers (ASME), 1996)Rotating stalls in vaneless diffusers are studied from the viewpoint that they are basically two-dimensional inviscid flow instability under the boundary conditions of vanishing velocity disturbance ... -
Modeling Hydrodynamic Nonequilibrium in Cavitating Flows
(The American Society of Mechanical Engineers (ASME), 1996)A nonlinear numerical model has been developed to assess nonequilibrium effects in cavitating flows. The numerical implementation involves a two-phase treatment with the use of a pseudo-density ... -
Buoyant Convection During the Growth of Compound Semiconductors by the Liquid-Encapsulated Czochralski Process With an Axial Magnetic Field and With a Non-Axisymmetric Temperature
(The American Society of Mechanical Engineers (ASME), 1996)This paper treats the buoyant convection of a molten semiconductor in a cylindrical crucible with a vertical axis, with a uniform vertical magnetic field, and with a non-axisymmetric temperature. ... -
Unstable Flow in Centrifugal Fans
(The American Society of Mechanical Engineers (ASME), 1996)Rotating stall and the inlet vortex in centrifugal fans with inlet vane control has been studied. The advances in stall research in aero-engine compressors are discussed. The present study shows ... -
Enhanced Axial Dispersion in Oscillating Pipe Flow With Different Solute Concentrations at Its Ends
(The American Society of Mechanical Engineers (ASME), 1996)The problem of the enhanced axial contaminant dispersion by sinusoidal oscillation of fluid in a cylindrical pipe connected to reservoirs filled with contaminated groundwater involving different ... -
Numerical and Experimental Study of the Propulsive Speed of the Three Joint Bending Propulsion Mechanism
(The American Society of Mechanical Engineers (ASME), 1996)The three joint bending propulsion mechanism as a simplified model offish propulsion is investigated. A numerical method for a coupled system of the bending propulsion mechanism and the fluid ... -
Evaluation of Algebraic Stress Modeling in Free-Surface Jet Flows
(The American Society of Mechanical Engineers (ASME), 1996)This study evaluated three algebraic stress models for predicting turbulent stresses near the free surface in a free-surface jet at nonzero Froude number, by comparing to experiments. The models ... -
Exponential-Lagrangian Tracking Schemes Applied to Stokes Law
(The American Society of Mechanical Engineers (ASME), 1996)The exponential-Lagrangian tracking scheme applied to Stokes Law is developed by introducing a predictor-corrector formulation. The new predictor-corrector schemes are more accurate than the original ... -
The Structure of Shear Driven Mixing With an Unstable Thermal Stratification
(The American Society of Mechanical Engineers (ASME), 1996)A water channel experiment was used to study the turbulent mixing structure of shear and buoyancy. Density differences between fluid layers were produced by thermal stratification. The experiment ... -
Elements of an Approach to the Assessment of Random Uncertainty in Transient Measurements
(The American Society of Mechanical Engineers (ASME), 1996)This paper presents an approach to the assessment of random uncertainty in transient measurements based on the modeling of a time series that is representative of the variable of interest. The ...