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Supercritical carbon dioxide heat exchanger tube Numerical Simulation and Analysis Jie Yang, Jing Lv, Dazhang Yang, Kang Liu, Songbo Zhang, Huixia Lu College of Environment and Architecture University of Shanghai for Science and Technology Shanghai, China E-mail: yjie522@yahoo.com.cn Keywords: simulation; heat transfer; field synergy principle; carbon dioxide Abstract.
Simulation data show that the double helix casing tubes is better than the three straight casing tubes on heat transfer and synergy.
The boundary conditions of simulation are mass flow inlet boundary condition and pressure outlet boundary condition.
Through flow field and temperature field of simulation, qualitatively analyzed the difference between two forms of tube heat exchanger.
Computational Fluid Dynamics-CFD software principle and application [M].

Introduction Computational fluid dynamics (CFD) simulation plays an important role in the field of explosion safety assessment of explosives.
Examples of simulation Reactive flow simulation (sympathetic detonation) A numerical simulation of a gap test was carried out to simulate a sympathetic detonation.
The result shows the reactive flow simulation in parallel accurately reproduced the phenomena under three typical conditions.
The numerical simulation was conducted under the same conditions as those in the experiment.
The numerical simulation of a steel pipe under blast loading was conducted and the result was compared with the experimental result.

This research is conducted by modeling and simulation the rate of boiler cooling using CFD software.
Cooling time simulation obtained from the modeling result.
Modeling and simulation Modeling and simulation is done in the superheater area using numerical CFD software.
The model for simulation can be seen in fig 1.
Modelling Boiler Cooling Simulation (a) and arrangement superheater tube boiler (b) 2.

Yantai, Sandong, 265147 China ahuifenlai@163.com, b wzrn_hz@163.com Keywords: Stress Analysis, Design Analysis, Dynamic Simulation, F1 Race Car Abstract.
The SolidWorks Works Simulation Xpress provides a preliminary stress analysis tool for Solid Works user.
SolidWorks Simulation Xpress™ uses linear static analysis, based on the Finite Element Method (FEM), to calculate stresses.
Solid Works FlowSimulation as a CFD analysis software, is widely applied in the fluid flow and heat transfer analysis field .It is the only fluid flow analysis tool for designers that is fully embedded inside SolidWorks.
[4] SolidWorks® 2011 SolidWorks Simulation Hands-on Test Drive

Discrete phase model was used for three-dimensional numerical simulation of two-phase flow in the ship FGD scrubber.
The simulation plays a certain role in guiding the structural optimization design of scrubber.
It was used to carry out numerical simulation on the flow field in the scrubber under the situation of no spray.
Numerical Simulation of Influence of Inlet Location on Flow Field in Spray Scrubber [J].
Multiphase Euler-Lagrange CFD applied to Wet Gas Desulphurisation technology [J].

Simulation of HVOF coating is extremely complex to analyze, since its properties and microstructure depend on numerous processing parameters.
Powder Composition[7] 88%WC-12%CO Particle shape[7] Angular Young’s Modulus(GPa)[6] 185 Poisson’s ratio[6] 0.278 Yield stress(MPa)[6] 60 Density(Kg/m3)[8] 14000 Tangent modulus(GPa) )[8] 184 Specific Heat(Cp)(J/kg k)[7] 295 Latent heat(J/kg)[7] 420000 The substrate is Steel material with Young’s Modulus of 200GPa [6], density of 8000kg/m3 and Poisson’s ratio of 0.3[6].Zahra Shahbazian [7] conducted CFD simulation and plotted graphs between velocity and spraying distance[7].The particle is heated to 1000K and having 100m/s velocity at 1mm distance away from the substrate[7].
Ireland (2003) [7] Zahra Shahbazian, CFD analysis of the HVOF diamond Jet Gun.

For the numerical solution a Computational Fluid Dynamics (CFD) code, based on the Finite Volume Method (FVM),de0 was used.
A methodology employed to analysis WECs operational principle is numerical simulation.
For the numerical solution the Computational Fluid Dynamic (CFD) code FLUENT®, based on the Finite Volume Method (FVM) was used.
Therefore, 40 distinct geometrical shapes through numerical simulation were analyzed.
For the numerical solution, the Computational Fluid Dynamic (CFD) code was used, based on the Finite Volume Method (FVM).

Numerical simulation is an efficient way to study the MHD effect in liquid metal blanket.
OpenFOAM[2] is a CFD Open source software which has been used more and more widely in academic and industrial fields because of its open source characteristic, a stable underlying class library and a number of pre/post-processing interface for other CFD/CAD softwares SIMPLE algorithm was derivated by Patankar and Spalding[3] in the 1970s.

This paper shows the result of numerical simulation on gas flow distribution.
In this paper,use CFD commercial software FLUENT is used to analyze the performance of straightener in PTR.
Some simplifications have been done to build the final model for numerical simulation shown in Fig.3.
In simulation, only thin connecting duct, straightener and pulse tube are considered.
The target of numerical simulation is to study effect of straightener on gas flow in pulse tube.

Simulation of a wall jet flow over a rectangular cavity Fatima Madi Arous1, a, Amina Mataoui1, b, Abdellali Terfous2, c and Abdellah Guenaim2, d 1 LMFTA, Faculty of Physics, University of Sciences and the Technology Houari Boumediene; 16111, Bab Ezzouar, Algiers-Algeria. 2 LGCO, INSA; 24 bd. de la Victoire, 67084 Strasbourg, France.
The simulation of a turbulent wall jet flow over a rectangular cavity is realised by the low Re stress-omega model.
FLUENT 6.3 CFD code was used as the solver.
(4) CFD computations with the Reynolds stress transport equations maintain the production term in its exact form [12]
U=Ui ; V=0 ; k=ki  p=k= ω=0 p=0 p=0 Wall conditions Computational domain G F E D H B C C ' B' A Fig. 2: Boundary Conditions Results and Discussion Characterization of the incoming flow In order to verify the similarity of the wall jet incoming flow, we began this study by a simulation of a wall jet.