Journal of Fluids Engineering: Recent submissions
Now showing items 3081-3100 of 9024
-
Numerical Investigation of the Flow Around a Simplified Wheel in a Wheelhouse
(The American Society of Mechanical Engineers (ASME), 2011)The flow around generic wheels in wheel housings used in previous experimental investigations is studied using large eddy simulations (LES). A comparison is given here of the results of the ... -
Turbulent Flow Structure and Swirl Number Effect in a Cyclone
(The American Society of Mechanical Engineers (ASME), 2011)The turbulent flow within a cylinder‐on‐cone cyclone is highly three‐dimensional and our knowledge of this flow has yet to be improved. This work aims to improve our understanding of the flow ... -
Experimental Investigation of Pressure Drop Through Ceramic Foams: An Empirical Model for Hot and Cold Flow
(The American Society of Mechanical Engineers (ASME), 2011)Growing application and use of ceramic foams has intensified the necessity to determine a precise and inexpensive method for prediction of pressure drop through these materials. In this paper, ... -
The Influence of Shear Layer Turbulence on Stationary Pseudoblades in Supersonic Pressure Exchange Inducing Flow Fields
(The American Society of Mechanical Engineers (ASME), 2011)The pressure exchange process can be initiated by nonsteady pressure forces that arise due to moving fluid dynamic interfaces in the laboratory frame of reference. The fluid interfaces are flow ... -
Numerical Simulation of the Transient Flow in a Radial Flow Pump during Stopping Period
(The American Society of Mechanical Engineers (ASME), 2011)Three-dimensional (3-D) unsteady incompressible and non-cavitating flow in a radial flow pump during the rapid stopping period was numerically studied by CFD. The dynamic mesh (DM) method combined ... -
Experimental Study on Spray Characteristics of Gas-Centered Swirl Coaxial Injectors
(The American Society of Mechanical Engineers (ASME), 2011)Gas-centered swirl coaxial injectors have become an important subject of study for staged combustion rocket engines with hydrocarbon fuels. While these injectors are employed successfully in rocket ... -
Discussion: “Factors of Safety for Richardson Extrapolation” (Xing, T., and Stern, F., 2010, ASME J. Fluids Eng., 132, p. 061403)
(The American Society of Mechanical Engineers (ASME), 2011)A recent paper by Xing and Stern [1] provides additional performance data of interest on Verification of Calculations, but is misleading in some important respects. Five methods, all starting ... -
Experimental and Numerical Investigation of Single Bubble Dynamics in a Two-Phase Bubbly Medium
(The American Society of Mechanical Engineers (ASME), 2011)The dynamics of a bubble in a dilute bubbly water-air mixture is investigated experimentally and the results compared with a simple homogeneous compressible fluid model in order to elucidate ... -
Design Elements of a Novel Atmospheric Flow Simulator
(The American Society of Mechanical Engineers (ASME), 2011)We present the methods, design and development of a unique atmospheric wind flow simulator that ultimately aids in adding atmospheric wind display to a virtual environment (VE). Iterative design, ... -
Mathematical Modeling of Pneumatic Pipes in a Simulation of Heterogeneous Engineering Systems
(The American Society of Mechanical Engineers (ASME), 2011)Pipes are widely used in hydraulic and pneumatic subsystems for transferring energy or signals. Accurate prediction of pressure transients is very important in the drive and control circuits of ... -
Closure to “Discussion of ‘Factors of Safety for Richardson Extrapolation’ ” (2011, ASME J. Fluids Eng., 133, p. 115501)
(The American Society of Mechanical Engineers (ASME), 2011)The Technical Brief by Roache [1] presents ten items of discussion of our factor of safety (FS) method for solution verification [2]. Our responses are listed below item-by-item using the same ... -
Isothermal Modeling of Meniscus Oscillation in the Continuous Strip Casting Process
(The American Society of Mechanical Engineers (ASME), 2011)In the continuous strip casting process a meniscus forms a compliant boundary between the casting nozzle and transporting conveyor. Movement of this meniscus during casting has been shown to ... -
Electrokinetic Flow Dynamics of Weakly Aggregated λDNA Confined in Nanochannels
(The American Society of Mechanical Engineers (ASME), 2011)Flow dynamics in nano-scaled structures such as nanochannels and nanopores have recently become important in developing next-generation high-speed DNA sequencers. In the present paper, we report ... -
Study of Pressure Wave Propagation in a Two-Phase Bubbly Mixture
(The American Society of Mechanical Engineers (ASME), 2011)(1) Background. Bubbly flows are used in a wide variety of applications and require accurate modeling. In this paper, three modeling approaches are investigated using the geometrically simple ... -
Micro-Channels: Reality and Myth
(The American Society of Mechanical Engineers (ASME), 2011)Many important problems connected to flows in micro-heat exchangers were not studied in sufficient detail. In particular, the governing physical mechanisms are still not well understood for flows ... -
Impact Load Measurements in an Erosive Cavitating Flow
(The American Society of Mechanical Engineers (ASME), 2011)Impact load measurements were carried out in a high-speed cavitation loop by means of a conventional pressure sensor flush-mounted in the region of closure of the cavity where maximum damage ... -
Large-Scale Vortex Generation Modeling
(The American Society of Mechanical Engineers (ASME), 2011)Methods of modeling vortex generation in computational fluid dynamics calculations without meshing the vortex generating device are investigated. In this way, the effect of adding vortices to ... -
Continuous Spectrum of the Rotordynamic Forces on a Four Bladed Inducer
(The American Society of Mechanical Engineers (ASME), 2011)The paper illustrates the results of an experimental campaign conducted in the Cavitating Pump Rotordynamic Test Facility at ALTA S.p.A., aimed at characterizing the rotordynamic forces acting ... -
Flow Pattern and Slug Dynamics Around a Flow Splitter
(The American Society of Mechanical Engineers (ASME), 2011)Application of dividing junction in sub-sea separation of a hydrocarbon well stream is becoming increasingly popular across the petroleum industry. They are often used in stage separation of a ... -
Investigation of Vibration Phenomena Induced by Air Flow Over Side View Mirror
(The American Society of Mechanical Engineers (ASME), 2011)This work develops an understanding of the flow mechanisms that induce vibrations on automotive side view mirrors. The unsteady nature of the flow over side view mirrors causes unsteady aerodynamic ...