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Simulation of the Wind Field of Gantry Cranes Based on FLUENT Jingbo Hu1,a, Da Chen2,b, Shuqing Ding1,a,Guangwei Qing 1,a, Hui Jin2,c 1Nanjing Special Equipment Inspection Institute, Nanjing, 210002, P.R.China 2School of Civil Engineering, Southeast University, Nanjing, 210096, P.R.China ahubertert@163.com, bchenda.seu@live.com, cjinhui_seu@163.com Keywords: Gantry crane, wind field, computational fluid dynamics ( CFD ), Fluent.
Computational Simulation of the Wind Field Establishment of the Finite Element Model.
To reach an accurate simulation, those nodes enclosing crane are refined as can be seen from Fig. 5 ( b )
Wang: Computational Fluid Dynamics (CFD) and Engineering Application.
Wang: Principle and Application of CFD software.

The current CFD models have been validated by the experimental data obtained from the boiler for case study.
Numerical Simulations A computational fluid dynamics (CFD) program was used to perform the simulations.
Nguyen, T.D., et al., Application of urea-based SNCR to a municipal incinerator: On-site test and CFD simulation.
Skjoth-Rasmunssen, et al., Post-processing of detailed chemical kinetic mechanisms onto CFD simulations, Comput.
Chacon, et al., Investigation on the design and optimization of a low NOX-CO emission burner both experimentally and through computational fluid dynamics (CFD) simulations, Energy Fuel 21 (2007) 42–58

The results demonstrated that we could pre-establish the thermal behavior of complex composite structures exposed to fire using thermal and CFD simulation tools.
In this research, we compare a complex conjugated numerical thermal and CFD simulation to experimental results over a slab construction.
We coupled two modules, Fluid Flow (CFD) and Heat Transfer.
Unfortunately, the numerical simulation only correct at the end of the simulation without additional calibration.
Our simulated results demonstrated that in the near future we can pre-establish a complex composite structure’s thermal behavior exposed to fire using thermal and CFD simulation tools at certain times.

The fluid velocity profile in the three ultrasound path is obtained using CFD and secondary flow in cross section also is analyzed.
The CFD simulations provide useful insights into the flow field associated with ultrasonic flowmeters design.
RSM Simulation Results Analysis and Discussion Velocity Profiles.
From the velocity profile and secondary flow distribution obtained from above CFD simulation, the conclusion can derived that the flow field in three-Z-shaped bend conduit is un-fully developed turbulence.
The CFD simulations provide useful insights into the flow field associated with UFM design.

Based on sequentially coupled CFD and FEM models, aluminum alloy rolling ingot thermal stress simulations have been conducted in order to understand start-up phase cold cracking phenomena and optimize tooling designs for 520×2120 mm rolling ingot casting on Wagstaff® Epsilon™{TTP}8482 Ingot Tooling.
Shrinking of the water film ejection region from simulation as cast continues is presented in Figs. 4(a)-(c).
Ingot butt temperature history from the CFD model is presented in Fig. 6.
Figure 8: Computed butt curl development at ingot corner from FEM model simulation.
A significant amount of stress develops by ~1310mm (accumulated plastic strain is ~0.016, not shown) and is increasing when cast simulation is stopped.

Fluent software is one of the world-leading computer fluid dynamics software(computational fluid dynamics,CFD).In this paper, CFD is applied to small melt-blown machine spinning die structure design of flow channel and the Gambit software is used for spinning die of 3D modeling and meshing.
Fig.3 Residual curves 3.3 Fluent Simulation Analysis Curve convergence shows that model can be the solution, and then to internal air velocity simulation model.
Melt-blown polymer based on jet flow field numerical simulation of drawing 3 D model [D].
Melt-blown nonwoven jet flow field numerical simulation and experimental test [D].
Computational fluid dynamics analysis - CFD software principle and application [M].

The misalignment was quantified using CFD as design tool.
The aerodynamics visualization through CFD supports well the mass flow improvement.
The detail CFD is done to focus the investigation onto the velocity and pressure distribution inside flow passage.
The flow characteristics and heat transfer properties were studied theoretically using computational fluid dynamics (CFD) simulations and experimentally using rotating test rig.
Idris, Investigations on the effect of blade angle on the ventilated brake disc using CFD, vol. 376 , no.

Calculating navier-stokes equation to study oil film pressure characteristics of three oil wedge bearing by using CFD software.
Only reasonable mesh can do guarantee the simulation result is close to the real oil film properties.
They are basically the same trend that explain the numerical simulation method is correct and feasible.
Fig. 3 Film pressure of bearing cylindrical along peripheral direction Numerical simulation results of three oil wedge bearing characteristics.
The simulation results has been shown as figure 4.

CFD Numerical Simulation The three-dimensional models of stator and rotor of hydrodynamic retarder D300 are shown in figure 1 [5].
Fig.2 Computational model of full port Fig.3 Mesh model of full port Because of the complexity of internal flow field of hydrodynamic retarder, the assumptions of CFD numerical simulation are needed.
It can be seen from CFD numerical simulation that the internal temperature distributions in the working conditions of liquid-filled ratios of 25%, 50% and 75% are similar to the temperature distribution in the working condition of all filling liquid.
Conclusion The temperature fields of different filling ratios use CFD numerical simulation of three-dimensional unsteady flow through constructing three-dimensional geometric model of the hydrodynamic retarder D300.
The conclusion is that the CFD-based numerical simulation method is comparatively accurate to represent internal temperature field of the hydrodynamic retarder.

Firstly, a three-dimensional model of the nozzle is established, then studied the detailed distribution of the inside and outside gas flow field when air is injected through the nozzle[3-5], which is simulated by CFD simulation software.
Numerical Simulation Simulation process.
CFD software-Fluent is used in this paper and turbulence model is chosen to calculate the result.
Simulation results and analysis.
Research at the aspect of pneumatic sand blasting mechanism and flow field characteristic based on CFD technique[D].