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The calculation of thermo-chemical flow was solved by the CFD software FLUENT to provide the heat load boundary for simulation of heat transfer of EPDM insulation.
The simulation results can provide the temperature rising trend of insulation in a certain extent.
The research here is carried out by the numerical simulation and ground test.
The internal flow field of secondary combustion chamber of ramjet is simulated by commercial CFD software FLUENT.
The three-dimensional thermo-chemical flow of chamber was solved by the CFD software FLUENT.

The Numerical Simulation of Combustion On Vinegar Residue in a biomass Boiler Aiping Shi1, a, Qian Ma1,b and Yinli Zhang2,c 1Department of Energy and Power Engineering, Jiangsu University, Zhenjiang 212013, China 2Dacheng Engineering Co.Ltd of Taiyuan University of Technology, Taiyuan 030032, China ashiaiping1968@126.com, bmq9987@126.com, c408264017@qq.com Keywords: Vinegar Residue; Combustion; Numerical Simulation Abstract: Numerical simulation had been used to study the combustion characteristic of vinegar residue in a straw-fired boiler in this paper.
Achievement of the paper was based on a kind of CFD.
In this paper, numerical simulation on combustion of vinegar residue in the biomass boiler was researched, to provide some reference parameters for the effective use.
Straw combustion simulation and test research had been done before.
The CFD prediction was carried out using fluent 6.3.

The simulation result showed that the distributions of droplet nuclei and CO2 which were simulated by CFD were similar under the same ward airflow.
CFD was usually used to simulate the distribution of the droplet nuclei to analysis the pollution discharge effectiveness of indoor ventilation.
But the numerical simulation results were difficult to test because the discharge and detection of particle were difficult.
Tracer gas always had been used to replace the particle to be released to test the numerical simulation results of indoor airflow.
III.Simulation Results Using the steady state simulation, the velocity field and particle, CO2 concentration distribution in the ward after the convergence were as follows: The horizontal plane y = 0.4 (0.4m higher from the ground) through the exhaust outlet was located under the bed.

The CFD grids domain is subdivided into subdomains for parallel computation.
In recent years, Computational Fluid Dynamics (CFD) coupling with Computational Structural Mechanics (CSD) is developed to study the aeroelastic problem based on numerical simulation of fluid-structure interaction calculation.
The complexity and computational workload are very huge in the numerical simulation of three-dimensional aeroelastic problem.
We must improve computational efficiency of the programs to make the time of long simulation process to be acceptable.
CFD parallel computing.

The effects of perforation plate structure on water flow in plant xylem vessels were studied using CFD (computational fluid dynamics) approach, the calculation results were used to estimate the effects of the perforation plate on conductance.
The simulations were carried out using the commercial code FLUENT V6.13, which is based on the Navier-Stokes equations.
Results The simulation results of example model were show in Fig.3.
Discussion The results of simulation showed that the structure of perforation plate had a substantial effect on the vessel’s water conductivity.
Predictions of a Turbulent Separated Flow Using Commercial CFD Codes.

A critical comparison between experimental data and results of the CFD analysis of the combustor is discussed.
The comparison between experimental data and results of the computational fluid dynamics (CFD) analysis of the combustor is discussed.
The choice of the models adopted and the computational grid has been made in order to have a good compromise between results reliability and acceptable computational cost (in terms of duration of each simulation).
In addition to the evaluation of the experimental data, the CFD analysis of the combustion process provides further details (Fig. 3).
In figure 4 it is summarized the comparison between experimental data and CFD results.

In order to solve the problem of heat dissipation, a kind of fan cooling scheme has been designed according to structure characteristic of the controller, CFD software ICEPAK is used in the report to make a numerical simulation as well as a simulation analysis for fan cooling scheme and the original scheme, By comparing cooling effects of two cooling schemes, the fan cooling scheme can not only meet the cooling requirements, but also the structure is relatively simple. 
Introduction With the improvement of modern electronic equipment reliability, performance and power density, thermal design is more and more important .In order to achieve the best cooling effect,  according to different working environment, numerical simulations of thermal analysis software can greatly shorten the design time, improve the design efficiency [1].The software can simulate system’s thermal condition, it also can find the highest temperature of the product with simulation in the product design stage [2]. 
This paper focuses on the specific shape and power conditions, In order to solve the problem of heat dissipation, a kind of fan cooling scheme has been designed According to structure characteristic of the controller, CFD software ICEPAK is used in the report to make a numerical simulation .the results show that the fan cooling scheme can not only meet the cooling requirements, but also the structure o is relatively simple. 
JIANG: Simulation and Optimization of Heat Transfer Process for Columnar Radiator[J] journal of guangzhou university,2012,11( 3) : 81-85
LI, H.D LIU: Application of Thermal Simulation in the Structural Design of Electronic System[J]. electronics process technology,2006,27( 3) : 165-181

Numerical simulation can provide some flow structures and solid distribution data not easily obtained in cold model experiments.
With the development of the computational fluid dynamics (CFD) method, more and more applications of CFD were implemented on study of gas-solid flow in circulating fluidized beds.
The experimental value is slightly smaller than the simulation value.
“Kinetic theory based CFD simulation of turbulent fluidization of FCC particles in a riser,” J.
“Numerical Simulation of Gas-Solid Flow in CFB,” J.Computer Simulation, 2009, vol.26(3), pp.272-275.

Ouellet et al.[2] validated the numerical simulation for isothermal and non-isothermal conditions through numerical simulation and experimental work.
Ajersch et al.[4] studied the spatial distribution of velocity, temperature and compositional variation in the pot by CFD technique.
In this paper, CFD technique has been used to study the effect of three different zinc pot designs on flow and temperature distribution.
All simulation were carried out under steady-state condition.
Fig. 8 Velocity for the three cases in z direction at height of 2450mm on the z-x plane (y=850mm) through the inlet Conclusions Numerical simulations of the temperature and velocity distribution in a typical zinc pot have been carried out by using a CFD technique.

The CFD application is common in the FPSO design and verification.
Hu et al [9] used CIP in simulation.
Zhu R.C. [11] utilized the potential flow theory and CFD to provide a new numerical simulation method which can reproduce green water process.
From the numerical simulations and analysis of green water, we can find that CFD and FLUENT have been commonly used in numerical simulation of green water.
CFD technology could completely simulate the interaction of ship and fluid, but it is not time-saving without high accuracy and reliability.