... is found to correlated with the recirculation modification. Therefore, this study provides detailed data and analysis of wake modification and drag reduction processes. Ahmed body drag reduction wake dynamics recirculation region simulation Proceedings of the ASME 2022 Fluids Engineering...

... hardware was used as the basis for the creation of geometry for the CFD mode of the ejector. Three working fluids were simulated, R-134a, R-245fa, and R-1235yf. The primary findings of this study were as follows. The CFD study here indicates that R-245fa performs the best out of the three working fluids...

...-temperature fuel cell using BZY membrane. fuel cell CFD PEMFC simulation CFD INVESTIGATION OF A PEMFC STACK ASSEMBLY Kevin R. Anderson1, Andrew Murphy California State Polytechnic University Pomona, CA ABSTRACT In this study 3-D CFD modeling of a cylindrical stack Proton-exchange membrane fuel...

... Abstract In this research, in order to predict the dynamic characteristics of a regulating valve, a mathematical model is proposed for a pneumatic control valve using a smart valve positioner (AVP300), and the dynamic characteristics of the control valve were simulated. We modeled...

... According to the problem that how to choose the installation position for sewage treatment mixer was uncertain, the flow field in the sewage treatment pool was simulated by the software FLUENT 6.3, using unstructured tetrahedral grid, moving coordinate system technology, k ∼ ε turbulence model...

... mathematical models of CBF under normal and the above disease conditions that use direct numerical simulations (DNS) for the individual capillaries along with the experimental data in a one-dimensional model to determine the flow rate and the methods for regulating CBF. The model also allows us to determine...

... in the direction of the flow(s) are proposed to achieve optimal performance of the air curtain. 30 07 2010 Experiment Simulation Air Cabinet Velocity Turbulence Infiltration Rate Proceedings of the 2009 Summer Meeting of the ASME Fluids Engineering Division August 2 5, 2009, Vail, Colorado...

... The high-speed magnetic pump has the characteristic of zero leakage, small volume and high efficiency. In order to enhance the performance of high-speed magnetic pump and shorten the design period, the hydraulic components and magnetic coupling are designed on the basis of numerical simulation...

... The process of pressure wave transmission in liquid is simulated with the moving particle semi-implicit (MPS) method. The simulation is carried out in a tube full filled with an energy absorbing liquid. Here we studied the shapes and positions of pressure waves and investigated the behavior...

... This work presents a semi-empirical simulation of an automotive climate control system equipped with a transcritical vapor compression cycle running on carbon dioxide. The cycle components (a compressor, a throttling valve, an evaporator, a gas cooler, a suction accumulator and a suction line...

... Based on Reynolds-averaged continuity and Navier-Stokes equations, and moment equation of the rotational system in the accelerated rotational relative coordinate, the governing equations of the runner region are obtained. The runaway transient simulation of the Francis turbine based on HL220...

... 03 03 2009 Direct numerical simulations of a turbulent plane Couette flow are combined with Lagrangian scalar tracking of thermal markers that are released in the flow field to determine the behavior of an instantaneous scalar line source located at the wall. The resulting probability...

... A three-dimensional (3-D) model of spreading and solidification was used to investigate the sequential deposition of two tin droplets for different offset landing. Numerical simulations predicted the shape and size of the landing tin droplet as it spread over a previously landed splat. The model...

... The computer code TFSIM simulates transient and steady flow in networks defined by any combination of explicit pipes, implicit pipes, implicit open channels, and various other implicit components. Flow in explicit pipes is modeled using the fixed-grid method of characteristics. Flow in implicit...

.... Discharges predicted using manifold components agree closely with those predicted using individual tee components for every branch. 05 02 2009 transient flow simulation tee junction manifold Proceedings of FEDSM 03 4TH ASME_JSME Joint Fluids Engineering Conference Honolulu, Hawaii, USA...

... they can be inserted directly into SIMULINK ® models for time domain simulation and analysis of a total system of which the fluid lines are only internal components. The inputs to the algorithm are the internal radius and length of the line; the kinematic viscosity, density, Prandtl number, and speed...

... representing data at different wicket gate openings. 05 02 2009 hydroturbine simulation transient valve forces Proceedings of FEDSM 03 4TH ASME_JSME Joint Fluids Engineering Conference Honolulu, Hawaii, USA, July 6 11, 2003 nearly proportionately with the differences in gate opening...

...°, for the cases studied, which consider an electrically conducting flow of Reynolds number 10 4 with an electrical conductivity of σ = 1.0×10 6 (Ω m) −1 , and an applied magnetic field B = 0.2 Tesla, there is no onset of turbulence up to the end of the simulation time (6.79 s). 14 10 2008...

... In this paper the analytical and simulation modelling of the combined heat and mass transfer processes that occur in a solid desiccant wheel is carried out. Using the numerical method, the performance of an adiabatic rotary dehumidifier is parametrically studied, and the optimal rotational speed...