Journal of Fluids Engineering: Recent submissions
Now showing items 5261-5280 of 9024
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Influence of the Nuclei on the Cavitation Inception for Different Types of Cavitation on Ship Propellers
(The American Society of Mechanical Engineers (ASME), 1998)In order to relate nuclei size distributions with inception cavitation in cavitation facilities, a test program was conducted at the Grand Tunnel Hydrodynamique (GTH) of the Bassin d’Essais des ... -
Simple Stochastic Model for Particle Dispersion Including Inertia, Trajectory-Crossing, and Continuity Effects
(The American Society of Mechanical Engineers (ASME), 1998)An eddy-lifetime, stochastic Lagrangian model for particle dispersion in weakly laden turbulent flows is proposed, in which the interaction time-scale between particles and turbulent eddies is ... -
Flow Visualization in Bubbly Two-Phase Hydraulic Jump
(The American Society of Mechanical Engineers (ASME), 1998)The present study investigates bubbly two-phase flow in a hydraulic jump using a flow visualization technique. Bubbly two-phase flow is encountered in many engineering problems; however, mainly ... -
Pressure Drop and Heat Transfer of Magnetohydrodynamic Annular Two-Phase Flow in Rectangular Channel
(The American Society of Mechanical Engineers (ASME), 1998)An annular two-phase flow model has been proposed to predict the pressure drop and heat transfer of magnetohydrodynamic (MHD) gas-liquid metal two-phase flow in a rectangular channel for the ... -
Incompressible Jet Mixing in Converging-Diverging Axisymmetric Ducts
(The American Society of Mechanical Engineers (ASME), 1967)A test has been made of the constant turbulent Reynolds number hypothesis for a turbulent jet flow in a converging-diverging axisymmetric tube. Using the free turbulent jet as the sole source ... -
Two-Phase Void Fraction and Pressure Drop in Horizontal Crossflow Across a Tube Bundle
(The American Society of Mechanical Engineers (ASME), 1998)Void fraction and friction pressure drop measurements were made for an adiabatic, horizontal two-phase flow of air-water, air-oil across a horizontal in-line, 5 × 20 tube bundle with ... -
Effects of Particulate Diffusion on the Compressible Boundary-Layer Flow of a Two-Phase Suspension Over a Horizontal Surface
(The American Society of Mechanical Engineers (ASME), 1998)The problem of steady, laminar, compressible flow and heat transfer of a particulate suspension past a semi-infinite horizontal flat surface is formulated and solved numerically using an implicit ... -
Numerical Modeling of Non-Newtonian Fluid Flow in a Porous Medium Using a Three-Dimensional Periodic Array
(The American Society of Mechanical Engineers (ASME), 1998)Three-dimensional numerical experiments have been conducted to investigate the viscous and porous inertia effects on the pressure drop in a non-Newtonian fluid flow through a porous medium. A ... -
Turbulent Friction Factor for Two-Phase: Air-Powerlaw Fluid Flows Through Horizontal Tubes
(The American Society of Mechanical Engineers (ASME), 1998)Turbulent experimental friction factors for air and power-law fluid flows through a horizontal tube are reported. The power-law fluids studied were aqueous solutions of Carbopol® (at ... -
Combustors for Micro-Gas Turbine Engines
(The American Society of Mechanical Engineers (ASME), 1998)The development of a hydrogen-air microcombustor is described. The combustor is intended for use in a 1 mm2 inlet area, micro-gas turbine engine. While the size of the device poses several ... -
Multi-Fractal Signal Simulation of Local Instantaneous Pressure in a Bubbling Gas-Fluidized Bed—Part 1: Signal Simulation
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Multi-Fractal Signal Simulation of Local Instantaneous Pressure in a Bubbling Gas-Fluidized Bed—Part 2: Chaos Assessment
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An Experimental and Numerical Study of Turbulent Swirling Pipe Flows
(The American Society of Mechanical Engineers (ASME), 1998)Both experimental and numerical studies have been performed aimed at the description of the decay of swirl in turbulent pipe flows. Emphasis is put on the effect of the initial velocity ... -
The Steady Horizontal Flow of a Wall Jet Into a Large-Width Cavity
(The American Society of Mechanical Engineers (ASME), 1998)This paper treats the steady flow of a wall jet into a large-width cavity for which the primary axis is normal to the direction of the jet inflow. Numerical solutions of the two-dimensional ... -
Analytical Model of a Side-Heated Free Convection Loop Placed in a Transverse Magnetic Field
(The American Society of Mechanical Engineers (ASME), 1998)The hydrodynamic characteristics of a buoyancy-driven convection loop containing an electrically-conducting fluid in a transverse magnetic field are investigated analytically using a one-dimensional ... -
Turbulence in Compressible Mixing Layers
(The American Society of Mechanical Engineers (ASME), 1998)The direct numerical simulation (DNS) of two-dimensional compressible turbulent mixing layers is reported in this paper for convective Mach numbers Mc = 0.5, 0.8 and 1.0. All scales of flow ... -
Angular Range and Uncertainty Analysis of Nonorthogonal Crossed Hot Wire Probes
(The American Society of Mechanical Engineers (ASME), 1998)Crossed hot wire probes are widely used for measuring two-dimensional flows. Many applications in fluid mechanics like turbomachinery require an angular range as large as possible and a reasonable ... -
Effect of Surface Roughness on Cavitation Performance of Hydrofoils—Report 3
(The American Society of Mechanical Engineers (ASME), 1967)As a sequel to the first and second reports of the present series of experiments intended to gain knowledge on the effect of surface roughness on hydromechanical characteristics, particularly ... -
Application of Neural Networks and Fuzzy Logic to the Calibration of the Seven-Hole Probe
(The American Society of Mechanical Engineers (ASME), 1998)The theory and techniques of Artificial Neural Networks (ANN) and Fuzzy Logic Systems (FLS) are applied toward the formulation of accurate and wide-range calibration methods for such flow-diagnostics ... -
Turbulence Structure of Plane Surface-Jets in a Weak Coflowing Stream for Different Initial Wake Conditions
(The American Society of Mechanical Engineers (ASME), 1998)Plane turbulent surface-jets, in the presence of a weak coflowing ambient current, were experimentally investigated using a single-component Laser Doppler Velocimeter. This study is concerned with ...