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A GPU/CPU programming model for CFD simulation Cao Wei1, a, Wang Zheng-hua2,b and Xu Chuan-fu3,c 1School of Computer, National University of Defense Technology, Changsha 410073, China acaowei193@gmail.com, bzhhwang188@sina.com, c xuchuanfu@nudt.edu.cn Keywords: GPU; Heterogeneous computer; CUDA; OpenMP Abstract.
More and more researchers try to port the computational fluid dynamics (CFD) simulations into heterogeneous computers.
With this programming model, we implement a high-order CFD program on “Tianhe-1A” supercomputer system.
As such, researchers accelerated CFD applications in heterogeneous environment and achieved significant speedups.
In CFD solver, the solution is computed iteratively from the initial input data, until a stopping criterion is satisfied.

The CFD method was used in this paper for numerical simulation of the aerodynamic performance for wind turbines' blade wheel at rated wind speed.
The reliability of this numerical simulation is inspected in this paper.
There are mainly momentum - blade element theory, vortex tail model and the CFD numerical simulation[1].
Fluent, the CFD software , was used in this paper for numerical simulation of the aerodynamic performance for wind turbines' blade wheel at rated wind speed.
CFD numerical simulation Computational fluid dynamics is a new and independent discipline based on classical fluid dynamics and numerical calculation.

For estimation of aerodynamic characteristics of cable-stayed footbridge deck a computational fluid dynamics (CFD) has been used.
Preliminary determination of simulation parameters have been estimated using laminar fluid flow model.
Subsequently, Smagorinsky large-eddy simulation (LES) turbulent model has been applied with different simulation parameters to obtain converged values.
For computation fluid flow past structures the most used method is computational fluid dynamics (CFD).
LES model is based on direct simulation of large eddies, which occur in space.

CFD simulations and infrared experiments on a high-performance production engine with a dynamometer were carried out.
Simulation Results and Discussion.
The CFD simulation results are shown in Fig.2c, d.
Automotive exhaust TEG experimental system Experimental Results and discussion The CFD simulation results above need to be verified by experiments.
Summary Considering the consistent results between the infrared experimental and the CFD flow simulation, the brass heat exchanger with internal baffles of 3mm thickness, was recommended to form the hot side.

Solidworks Flow Simulation is one example of that, which along with many CFD modules has separate HVAC module to analyze and optimize the air conditioning designs effectively.
In current times CFD and different design tools of CFD has been used to optimize HVAC system.
Aim of this work is also to utilize the capabilities of CFD to optimize a HVAC design, by utilizing Solidworks flow simulation design tool.
CFD design software like Solidworks flow simulation provides an excellent solution to validate new HVAC design in ships and in other applications before actual construction.
CFD analysis and energy simulation of a gymnasium.

For numerical investigation, commercially available computational fluid dynamic CFD software GAMBIT and FLUENT were used.
A sliding mesh technique was implemented in the CFD code.
This enabled a geometrically exact simulation of the rotor motion with time.
Simulations were performed in a way that allowed comparison with wind tunnel data, where two designs were simulated.
Present Simulation The main goal of this current research is to current numerical simulation of the newly designed cavity type vertical axis wind turbine to investigate its aerodynamic performance.

In this study, the fire is modeled using Computational Fluid Dynamics (CFD) software FDS (Fire Dynamic Simulator).
FDS Modelling The fire shown in Figure 3 above is incorporated into the CFD model.
Fig. 4: Smoke layer history at the lounge, corridor and bedroom 2 Fig. 5: FED at the corridor and bedroom 2 Conclusion Terwindle Rest Home fire has been modelled using CFD simulation.
The CFD simulation showed that Fraction Effective Doses reached the value of unity at 950 second (16 minutes from fire growth).
The simulation shows that CFD software can be utilised in fire investigation provided that the correct design fire is used.

Keywords: temperature, cavitation, sliding bearing, CFD Abstract.
The film temperature of sliding bearing considering the cavitation is studied based on the Rayleigh-Plesset (PRE) model with the computational fluid dynamics (CFD) method.
Nevertheless, so far it has been not found that the bearing temperature including cavitation effects is studied using CFD method.
In the simulation, the bearing is meshed with a hexahedron element with eight nodes.
In the simulation, the bearing’s radius, clearance and length are 15, 0.03 and 24 mm, respectively.

Along with the development of computer capability and CFD (Computational Fluid Dynamics) technology, the numerical simulation of multi-phase flow has been applied more widely in recent years [2-4].
Here a CFD method is used to attempt to make a three-dimensional numerical simulation in order to explore the flow pattern inside the cavity of the SLG modifying machine.
The CFD software-FLUENT has been used to carry out the three-dimensional simulation of gas-particle two-phase flow.
•The non-uniform velocity field, pressure field, particle concentration and moving trace are obtained from the simulation results by means of CFD software FLUENT, which is helpful to reveal the flow characteristics in the SLG modifying cavities.
Brennan, et al.: A comprehensive CFD model of dense medium cyclone performance, J.

By using Computational Fluid Dynamics (CFD) method,numerical simulation of gas flow distribution of ESP transform to baghouse in cement kiln head of 6000 t/d production.
In this paper, By using Computational Fluid Dynamics (CFD) method,numerical simulation of gas flow distribution of the ESP transform to baghouse in cement kiln head of 6000 t/d production, giving the design parameters of air distribution devices through the numerical simulation test, provide the technique basis to the ESP transform to baghouse transformation.
The analysis of air flow organization situation in precipitator can accord to the fluid flow similarity theory to carry on the model test, also can use CFD method to make numerical simulation test.
Numerical Simulation Test The main processes of numerical simulation through applying CFD calculation software to ESP transform to bag filter’s airflow field included the following steps.
Computational Fluid Dynamics-CFD software principles and applications.