Journal of Fluids Engineering: Recent submissions
Now showing items 721-740 of 9024
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Numerical and Experimental Studies of Ballistic Compression Process in a Soft Recovery System
(The American Society of Mechanical Engineers (ASME), 2020)A ballistic compression type soft recovery system can stop a free-flying supersonic projectile in a controlled manner. The moment such a projectile enters the System, a normal shock gets created and starts hurtling down, ... -
Enhancing the Aggressive Intensity of a Cavitating Jet by Introducing Water Flow Holes and a Long Guide Pipe
(The American Society of Mechanical Engineers (ASME), 2020)It is known that the geometry of the nozzle has a great effect on the aggressive intensity of a cavitating jet. In previous reports, various nozzle geometries were proposed, and improvements made to the aggressive intensity ... -
Reviewer's Recognition
(The American Society of Mechanical Engineers (ASME), 2021)The Reviewers of the Year Award is given to reviewers who have made an outstanding contribution to the journal in terms of the quantity, quality, and turnaround time of reviews completed during the past 12 months. The prize ... -
Boundary Layers in Darcy–Brinkman Flow
(The American Society of Mechanical Engineers (ASME), 2020)Fluid flow in saturated porous media imbedded with a solid inclusion may be described by the Darcy–Brinkman equation. When the Darcy number is small, a boundary-layer theory, similar to Prandtl's theory for viscous flow, ... -
Evaluation of a Cost-Effective Technology for the Experimental Investigation of Microflows With Water and Liquid Metal
(The American Society of Mechanical Engineers (ASME), 2020)In this technical brief, we investigate the feasibility to use a cost-effective system for the study of frictional losses in hydro- and magnetohydrodynamic (MHD) flows. Experiments are performed in rectangular channels ... -
Particle Image Velocimetry Measurements of Turbulent Jets Issuing From Twin Elliptic Nozzles With Various Orientations
(The American Society of Mechanical Engineers (ASME), 2020)The effects of nozzle orientation on the mixing and turbulent characteristics of elliptical free twin jets were studied experimentally. The experiments were conducted using modified contoured nozzles with a sharp linear ... -
A Water Droplet Impact on a Hydrophobic Soft Surface
(The American Society of Mechanical Engineers (ASME), 2020)Impacting water droplet on a hydrophobic soft surface is investigated and impacting droplet behavior during the spreading and retraction phases is examined. Polyisoprene elastomer surface is hydrophobized via deposition ... -
Flow Regime Identification in Vertical Upward Gas–Liquid Flow Using an Optical Sensor With Linear and Quadratic Discriminant Analysis
(The American Society of Mechanical Engineers (ASME), 2020)The accurate identification of gas–liquid flow regimes in pipes remains a challenge for the chemical process industries. This paper proposes a method for flow regime identification that combines responses from a nonintrusive ... -
Theoretical, Numerical, and Experimental Study on an Unsteady Venturi Flowmeter for Incompressible Flows
(The American Society of Mechanical Engineers (ASME), 2020)To examine the dynamic characteristics of turbomachinery and cavitation, the pulsating flow rates should be evaluated. As it is difficult to measure these pulsating flow rates quantitatively, systematic research has not ... -
Fundamental Study on Injector Flow Characteristics of Self-Pressurizing Fluid for Small Rocket Engines
(The American Society of Mechanical Engineers (ASME), 2020)Nitrous oxide is a suitable propellant for rocket engines and has been widely used in various countries, given its high saturated vapor pressure, which enables self-pressurization. Because nitrous oxide is in a state of ... -
Experimental Investigation of Pressure Drop Characteristics of Viscous Fluid Flow Through Small Diameter Orifices
(The American Society of Mechanical Engineers (ASME), 2020)An experimental study on the flow of a highly viscous fluid through small diameter orifices was conducted. Pressure drops were measured for each of nine orifices, including orifices of nominal diameter 0.5, 1, and 3 mm and ... -
Streamwise Aspect Ratio Effects on Turbulent Flow Separations Induced by Forward–Backward-Facing Steps
(The American Society of Mechanical Engineers (ASME), 2020)Separated and reattached turbulent flows induced by two-dimensional forward–backward-facing steps (FBFS) with different streamwise lengths submerged in a thick turbulent boundary layer (TBL) are investigated using time-resolved ... -
Droplet Impingement on a Surface at Low Reynolds Numbers
(The American Society of Mechanical Engineers (ASME), 2020)A computational study was conducted of axisymmetric droplet impingement on a flat surface at low droplet Reynolds numbers. The study was motivated by the problem of deposition of melted volcanic ash particles within aircraft ... -
Study of Creeping Flow of Jeffrey Fluid Through a Narrow Permeable Slit With Uniform Reabsorption
(The American Society of Mechanical Engineers (ASME), 2020)This research explores the creeping flow of a Jeffrey fluid through a narrow permeable slit with an application of blood flow through a planer hemodialyzer. The fluid motion of Jeffrey fluid in a two-dimensional conduit ... -
Numerical Analysis for the Assessment of Factors Influencing the Breakdown of Swirl Flow in a Cylinder Driven by a Rotating End Wall
(The American Society of Mechanical Engineers (ASME), 2020)Finite element solution for the classical problem of swirl flow in a cylinder with a rotating lid has been used to study the characteristic features of the stream-tube and identify the factors contributing to axial vortex ... -
Gas Flow in Microchannels and Nanochannels With Variable Cross Section for All Knudsen and All Mach Number Values
(The American Society of Mechanical Engineers (ASME), 2020)The analytical solution for steady viscous pressure-driven compressible isothermal gas flow through micro- and nanochannels with variable cross section for all Knudsen and all Mach number values is presented in this paper. ... -
Analysis of the Pressure Pulsation and Vibration in a Low-Specific-Speed Centrifugal Pump
(The American Society of Mechanical Engineers (ASME), 2020)Unsteady pressure pulsation and fluid force induced by flow instabilities in the centrifugal pump is an important cause of vibration, which is detrimental to the safe operation of the pump. In this study, we numerically ... -
Importance of Sub-Grid Scale Modeling for Accurate Aerodynamic Simulations
(The American Society of Mechanical Engineers (ASME), 2020)The Ahmed body is one of the most well-investigated vehicle bodies for aerodynamic purposes. Despite its simple geometry, the flow around the body, especially at the rear, is very complex as it is dominated by a large wake ... -
Quantitative Analysis of Forced and Unforced Turbulent Multiphase Coaxial Jets
(The American Society of Mechanical Engineers (ASME), 2020)This study explores the structure of liquid/gas coaxial jets under forced and unforced conditions. The forcing is in the form of a transverse acoustic resonance within the confined space where the mixing occurs. The studied ... -
Multiphase Fluid Dynamics in Storage Tanks of Varying Geometry
(The American Society of Mechanical Engineers (ASME), 2020)Sloshing control is key in the offshore storage and transportation of petroleum and other liquid phased products such as liquid natural gas (LNG). It is of interest in the enhancement of the structural stability of offshore ...