Journal of Fluids Engineering: Recent submissions
Now showing items 2721-2740 of 9024
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Particle Resuspension in a Wall Bounded Turbulent Flow
(The American Society of Mechanical Engineers (ASME), 2013)Resuspension is of common occurrence in a wide range of industrial and environmental processes. Excessive resuspension in these processes could have a severe impact on human safety and health. Therefore, it is necessary ... -
Application of an Iterative High Order Difference Scheme Along With an Explicit System Solver for Solution of Stream Function Vorticity Form of Navier–Stokes Equations
(The American Society of Mechanical Engineers (ASME), 2013)This paper describes the general convectiondiffusion equation in 2D domain based on a particular fourth order finite difference method. The current fourthorder compact formulation is implemented for the first time, which ... -
Experimental and Numerical Study of Flow Structures Associated With Low Aspect Ratio Elliptical Cavities
(The American Society of Mechanical Engineers (ASME), 2013)The flow regimes associated with 2:1 aspect ratio elliptical planform cavities of varying depth immersed in a turbulent boundary layer at a Reynolds number of 8.7 أ— 104, based on the minor axis of the cavity, have ... -
Three Dimensional Normal Shock Wave/Boundary Layer Interaction in a Diffuser
(The American Society of Mechanical Engineers (ASME), 2013)The 3D flow structure induced by a normal shockwave/boundarylayer interaction in a transonic diffuser is experimentally and computationally investigated. In the diffuser, the shock wave is located in the diverging section. ... -
Stability of Dean Flow Between Two Porous Concentric Cylinders With Radial Flow and a Constant Heat Flux at the Inner Cylinder
(The American Society of Mechanical Engineers (ASME), 2013)A linear analysis for the instability of viscous flow between two porous concentric circular cylinders driven by a constant azimuthal pressure gradient is presented when a radial flow through the permeable walls of the ... -
Fluid Structure Interaction Analysis of Pulsatile Blood Flow and Heat Transfer in Living Tissues During Thermal Therapy
(The American Society of Mechanical Engineers (ASME), 2013)The current numerical investigation tackles the fluidstructure interaction in a blood vessel subjected to a prescribed heating scheme on tumor tissues under thermal therapy. A pulsating incompressible laminar blood flow ... -
Characterization of Ion Transport and Sorption in a Carbon Based Porous Electrode for Desalination Purposes
(The American Society of Mechanical Engineers (ASME), 2013)New and more efficient water desalination technologies have been a topic of incipient research over the past few decades. Although the focus has been placed on the improvement of membranebased desalination methods such as ... -
Numerical Simulation of Fluid Flow Past an Oscillating Triangular Cylinder in a Channel
(The American Society of Mechanical Engineers (ASME), 2013)The structure of laminar incompressible flow in a twodimensional horizontal channel past a triangular cylinder undergoing vertical oscillating motion is simulated using the finite element method. The oscillating motion is ... -
Evanescent Wave Based Flow Diagnostics
(The American Society of Mechanical Engineers (ASME), 2013)Miniaturized flow systems have been developed for various applications, including integrated chemical analyses and thermal management of microelectronics. Understanding interfacial transport is important in designing and ... -
Flow Separation Control in an Annular to Conical Diffuser Using Two Dimensional and Three Dimensional Wall Steps
(The American Society of Mechanical Engineers (ASME), 2013)Conical diffusers are often installed downstream of a turbomachine with a central hub. Previous studies showed that nonstreamlined hubs had extended separated wakes that reduced the adverse pressure gradient in the diffuser. ... -
Planar Multiplexing of Microfluidic Fuel Cells
(The American Society of Mechanical Engineers (ASME), 2013)Microfluidic fuel cells eliminate the membrane by utilizing parallel colaminar flow of electrolyte between the anode and cathode electrodes. When operated on vanadium redox electrolyte, these cells also eliminate the need ... -
Obtaining Time Varying Pulsatile Gas Flow Rates With the Help of Dynamic Pressure Difference and Other Measurements for an Orifice Plate Meter
(The American Society of Mechanical Engineers (ASME), 2013)Use of a conventional orificeplate meter is typically restricted to measurements of steady flow rates. For any gas flowing within a duct in a pulsatile manner (i.e., large amplitude mass flow rate fluctuations relative to ... -
Transition and Mixing in the Shear Layer Produced by Tangential Injection in Supersonic Flow
(The American Society of Mechanical Engineers (ASME), 1971)The interaction between a viscous mixing layer induced by tangential injection, and an external supersonic flow field is considered experimentally and analytically. Both subsonic and supersonic ... -
Towards New Methodologies for Manipulation of Colloidal Particles in a Miniaturized Fluidic Device: Optoelectrokinetic Manipulation Technique
(The American Society of Mechanical Engineers (ASME), 2013)The rapid electrokinetic patterning (REP) technique developed recently is a hybrid optoelectrokinetic one that manipulates microor nanocolloids in a microfluidic chip using the simultaneous application of a uniform ac ... -
Development and Testing of Techniques for Oscillating Pressure Measurements Especially Suitable for Experimental Work in Turbomachinery
(The American Society of Mechanical Engineers (ASME), 1971)Strong pressure oscillations of high frequencies and high amplitudes occur in the region of turbomachine rotors. The measurement of the average pressures resulting from these oscillations is one ... -
Nonlinear Electroosmosis Pressure Driven Flow in a Wide Microchannel With Patchwise Surface Heterogeneity
(The American Society of Mechanical Engineers (ASME), 2013)In this paper, we have studied the electrokinetics and mixing driven by an imposed pressure gradient and electric field in a charged modulated microchannel. By performing detailed numerical simulations based on the coupled ... -
Characteristics of Transient Electroosmotic Flow in Microchannels With Complex Wavy Surface and Periodic Time Varying Electric Field
(The American Society of Mechanical Engineers (ASME), 2013)A numerical investigation is performed into the flow characteristics of the electroosmotic flow induced within a microchannel with a complexwavy surface by a timevarying periodic electric field. The simulations focus ... -
Microfluidics Underground: A Micro Core Method for Pore Scale Analysis of Supercritical CO2 Reactive Transport in Saline Aquifers
(The American Society of Mechanical Engineers (ASME), 2013)Carbon sequestration in microporous geological formations is an emerging strategy for mitigating CO2 emissions from fossil fuel consumption. Injection of CO2 in carbonate reservoirs can change the porosity and permeability ... -
Experimental Techniques for Bubble Dynamics Analysis in Microchannels: A Review
(The American Society of Mechanical Engineers (ASME), 2013)Experimental studies employing advanced measurement techniques have played an important role in the advancement of twophase microfluidic systems. In particular, flow visualization is very helpful in understanding the physics ... -
A Digital Micro Magnetofluidic Platform For Lab on a Chip Applications
(The American Society of Mechanical Engineers (ASME), 2013)This paper reports the design and investigation of a digital micro magnetofluidic platform for labonachip applications. The platform allows a ferrofluid droplet to be driven along a preprogrammed path. The platform consists ...