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Fig.4 The coordinate of the deviation (two dimensional) CFD Simulation And The Simulation Experiment Results.
Thus CFD simulations are carried out to conduct the experiment.
But in CFD simulation the velocity field of the section (beginning of the outlet orifice) is available.
One model simulation takes 3 hours.
The spraying experiments coincident with the CFD simulations.

The interaction between abrasive waterjet and target is studied by computational fluid dynamics (CFD) and finite element method (FEM).
The flow field inside and outside abrasive waterjet (AWJ) nozzle is obtained by CFD software.
The realized k-ε model is chosen in this simulation work.
When the iteration is converged, the simulation results are obtained.
Simulation Results and Analyses The simulation of Figure 2 is the flow field inside and outside the AWJ nozzle.

Analysis and Simulation of a New Integrated Printing and Drying Machine YUAN Juntao1, a, WEI Ruiyuan1, b 1School of Mechatronics, Soochow University, Suzhou 215021, China ayuanjuntao@gmail.com, bruiyuanwei@gmail.com Keywords: Drying; ABS; CFD Abstract: This paper has a research on a novel integrated printing and drying machine.
The drying machine is also introduced and the drying process is simulated by CFD software.
Simulation and Analysis.
It’s a kind of widely used CFD software.
So the simulation model is proved right, and the simulation result is effective.

In [7] a comparative study of either using stationary or dynamic thermal analyses was presented.Figure 1: Principal geometry of a combustion chamber with nozzle extension and the periodic fraction of the FSI simulation model (red: CFD grid hot gas flow, blue: CFD grid coolant flow, green: structural CSM grid).
CFD-CSM scheme.
It is several orders more efficient than the CFD code in the classical CFD-CSM scheme.
Furthermore, cyclic FSI analyses are possible without dealing with the complexity and sensitiveness of a CFD code in the FSI simulation loop.
Conjugate heat transfer simulation of cooled turbine blades using unstructured-mesh cfd solver. 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition, AIAA 2011-498, 2011

It is also demonstrated that how computational fluid dynamics (CFD) is used to simulate phenomena at different scales.
This paper is the aspiration to furnish some thoughts about CFD utilization to assemble models at larger but coarser level. 2.
Simulation Results and Discussion 3.1.
Two phase simulations Two-phase simulations provide a simple approach to study the process released with gas and raw materials flow.
Justification of CFD models by experiments will be one vital keystone in upcoming maturity of metallurgical applications.

China axdwang@mail.neu.edu.cn, b120040622@163.com, cwangtian6809@163.com Keywords: butterfly valve; large diameter; flow characteristics; CFD simulations Abstract.
A numerical approach was used to investigate the flow characteristics around a butterfly valve with the diameter of 2108 mm by the commercial computational fluid dynamics (CFD) code FLUENT6.3.
The simulation was carried out to predict flow field structure, flow resistance coefficient, hydrodynamics torque and so on, when the large diameter butterfly valve operated at various opening degrees.
Fig.1 geometric structure of butterfly valve The experimental study to the flow characteristics around a butterfly valve has been more and more difficult with the diameter of butterfly valve increasing, and the Computational fluid dynamics (CFD) is a good choice as a research tool to investigate and predict complicated flow and heat exchanging processes, and there have been some reports on the flow behavior around a butterfly valve by CFD [3-5].
Numerical Simulations The commercial CFD code FLUENT6.3 is employed as a platform for CFD simulation.

Eulerian-Eulerian approach is used for simulating the two-phase flow for icing simulations in FENSAP-ICE.
All numerical simulations are carried out at the operating conditions specified in Table 1.
Operating conditions used for the simulations.
The time step is set to 1x10-6 for the transient CFD simulations.
CFD based numerical analysis also provided a good insight of the boundary layer flow behavior for both iced and un-iced profiles.

Ltd, Hefei 230009, CHINA awangshuwang@jee-cn.com, b1065837079@qq.com, chu-junming@qq.com Keywords: Motor, Temperature Field, Simulation, CFD Abstract.
The fluid-solid-thermal coupling simulation was accomplished by CFD method and the steady state temperature field of the motor under rated condition was obtained.
Based on the calculation of losses, this article established a more accurate motor thermal simulation model, using CFD methods for a certain type of water-cooled permanent magnet synchronous motor with a fluid-solid thermal coupling simulation analysis, and got the steady-state three-dimensional temperature field of the motor.
Simulation Model Calculation Basis of CFD Fluid-Structure Coupling.
Main Simulation Parameters.

A Simulation Research on the Noise and Flow of Vehicle Cooling Fans Zhao Cheng Yuan1,a, Fu Quan Zhao2,b, Hai Bo Chen1,c, and Jia Yi Ma1,d 1State Key Laboratory of Automobile Dynamic Simulation of Jilin University, Jilin, P.R. of China 2Geely Automobile Research Institute Co, Ltd, Zhejiang, P.R. of China ayuanzc0528@126.com, bzhaofq@geely.com, ckeelychenhb@163.com, dyijiama@126.com Keywords: CFD Model, Axial Cooling Fan, Aerodynamic Noise, Air Flow.
The numerical simulation results were found to agree well with the experimental data.
Numerical Simulation Model The CFD models provide unique approaches being able to precisely simulate the detailed effect of numerous design parameters on the performance and noise of the cooling fans without the involvement of the design, fabrication of a prototype.
M．Henner，S.Kessaci and S.Moreau, “Latest Improvements of CFD Model of Engine Cooling Axial Fan Systems,” SAE Paper 2002-01-1205
Moreau, “Detail CFD Modeling of Engine Cooling Fan Systems Airflow,” SAE Paper 2003-01-0615.

CFD Abstract.
A novel impeller hydrocyclone is designed to solve this problem, and the influences of impeller on inner fluid flow rate have been discussed by simulating fluid flow patterns using a common CFD software, FLUENT.
In this paper, a novel impeller type cyclone accelerator has been developed, and the influence of this new model on fluid flow is studied in detail by using a common CFD software, FLUENT.
Fluid Dynamics Simulation The separation performance of novel hydrocyclone with rotating impeller and conventional hydrocyclone are analyzed by using a common simulation software, FLUENT, and the velocities of impeller area are compared and discussed based on the same volumetric feed rate and hydrocyclone size.
[3] Li Pengfei, Xu Minyi, Proficient in CFD simulation and actual cases, China post and press.