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Method Validation.The simulation values and experimental values are compared to verify the effectiveness of the CFD calculation method.
The maximum temperature offset is less than 1.7 °C at the simulation time of 30 minutes, and this meets the maximum temperature offset of suggestion [7].
With the result of this calculation, we can know that the simulation of flow field in numerical methods is suitable for this research.
Conclusion From the above study, we can get the following conclusions: (1) In the range of allowable error, it is feasible and effective to use CFD numerical simulation analysis method to have an analysis of transient analysis for thermal comfort prediction in cabin
[8] JONAS JONSSON, Including Solar Load in CFD Analysis of Temperature Distribution in a Car Passenger Compartment, Lulea University of Technology, 2007:128 CIV.

The geometries and their meshing of these simulations are shown in Figure 6.
The results of this simulation are used to estimate the heat flux for the different tubes.
(a) The geometry for the CFD simulation of the flow distribution inside the third header tubes, (b) the meshing for the CFD simulation of the flow distribution inside the third header tubes and (c) the meshing for the CFD simulation of the flow distribution around the third header tubes.
CFD simulation result: Velocity contour which shows non-uniform flow distribution inside the tubes.
CFD simulation result: Velocity on the different streamlines of the gas around the tube bundle.

Abstract.Using ANSYS-FLOTRAN CFD program, the finite element simulation is conducted by means of a series of procedures, such as three-dimensional model building of airflow level posture sensor, network modifying, loads applying equation solving, the flow field in three-dimensional hermetic chamber of sensitive element of airflow level posture sensor in different acceleration and inclination is Calculated, The numerical results show that for the sensor of airflow level posture sensor, the effect of acceleration and inclination is similar.
The simulation result of three-dimensional modeling is more comprehensive and accurate, which provides more reliable basis for practical research of the airflow level posture sensor.
Solve of finite element method FLOTRAN CFD analysis function of ANSYS software is used for analysis 2d and 3d fluid flow of advanced tools.
(1)Selection of analyzing types: the choice of FLOTRAN CFD analysis capabilities of ANSYS software
[3] Guoqiang.Wang, “Numerical simulation and practice on ANSYS,” [M].

Key findings highlight the significance of small-scale turbulent structures, the competition between Coriolis and viscous forces, and the successful utilization of CFD LES (Large Eddy Simulation) for quantifying and visualizing the viscous sublayer and eddy flow.
RANS and LES are two commonly used approaches in Computational Fluid Dynamics (CFD) to simulate turbulent flows.
Table I: Description of the OPENFOAM simulation.
In CFD, y+ is a dimensionless wall distance parameter that is used to determine the level of resolution required near the walls of a fluid flow simulation.
Figure 2: Comparison of simulation data with Nusselt and Charwat et al.'

It has good smoothness and can be used for numerical simulation.
Before the simulation calculation, it needs to discrete the model.
It can transfer abstract data from CFD calculations into images or animation files to understand more easily.
CFD method and wing model are used to describe the wingtip vortex.
Summary of Third AIAA CFD Drag Predicion Workshop: 45th AIAA Aerospace Sciences Meeting and Exhibit, (2007), p.260 [5] Edward N.Tinoco, Venkatkrishnan.

Numerical Simulation of Vertical Axis Wind Turbine Blade Airfoil Performance ZHAO Li-Hua1, a, LIU Ming1, b, LV Tie2, c , MEI Xiao-Qun2, d 1School of Mechanical Engineering, Northeast Electric Power University,Jilin 132012,China 2Zhejiang Zhoushan Cengang Wind Power Co.
CFD simulation software has been applied in this paper.
Representative lift-type vertical axis wind turbine airfoil NACA0014, NACA2414, NACA4414, NACA6414, NACA8414 's aerodynamic simulation have been studied.
Through CFD simulation software, based on two-dimensional structure of the grid for five levels of relative thickness of 14%, relative curvature respectively of 0,2%, 4%, 6%, 8% of the airfoil aerodynamic performance is analyzed.
Computational fluid dynamics, CFD analysis software principle and application [M].

The CFD (Computational fluid dynamics) based solutions are also investigated.
So the CFD technology is used as a medium to load the plasma.
The CFD model for plasma sheath needs more study.
One basis of Monte Carlo simulation is random number generation [19].
Except for the experiments, the numerical simulations for plasma sheath are investigated.

In this paper, numerical simulation method was employed to analyze the hydraulic characteristics in a tangential vortex dropshaft.
As an assistant tool, CFD software (e.g., Fluent, CFX) provides fast, accurate, and flexible fluid flow and thermal simulation tools to help predict flow characteristics, optimize designs, and validate structure behavior before it was built—minimizing reliance on costly physical prototypes.
Easily explore and compare design alternatives and better understand the implications of design choices using the CFD software.
CFD model of these vortex drop shaft was developed on the FLUENT platform.
Project and CFD Vortex Dropshaft Model Description The tangential dropshaft is part of a drainage system.

Numerical Simulation of Agitated Flow Field of Submersible Mixer Based on Computational Fluid Dynamics Xu Weixing, Yuan Shouqi Jiangsu University, Zhenjiang, Jiangsu, China Xu_wx@ujs.edu.cn Keywords: Submersible mixer, Agitated flow field, Numerical Simulation Abstract.
At the same time, CFD can provide the full details of the flow.
This paper deals with the numerical simulation analysis on the agitated flow field of the submersible mixer (its diameter is 360mm, and its rotational speed is 1430r/min) by CFD software Fluent.
[4] Wang Fujun: Computational fluid dynamics analysis--CFD software Principles and Applications, Tsinghua University Press, Beijing(2004)
[8] Zhang Linjin, Ye Xuechu, 2005, "CFD Numerical Simulation on Turbulent Flow in Stirred Tanks, Journal of Nanjing University of Technology, Vol.27(2003), p.59-63

In this paper, a parametric modeling and simulation method is proposed, which provides a virtual simulation test environment for photovoltaic radar.
With this system, the integration of CAD/CFD application is achieved.
CAD/CFD System Design There are many problems in application of parametric modeling and simulation, because factors involved in it are complex.
Then, aerodynamic simulation of launch vehicle is performed automatically.
Conclusion Based on secondary development of commercial CAD/CFD tools, an application-oriented integrated design system for aerodynamic design o is established.