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CFD-based Simulation of the Temperature Distribution in Multi-span Greenhouse with Warm Air Heating System Hengsong Jia Qian Wangb Zeyu Guoc School of Energy and Power Engineering, Jiangsu University, Zhenjiang, Jiangsu 212012, China ajihengsong@ujs.edu.cn, bqwang@ujs.edu.cn, cguozeyu106@126.com Keywords: Multi-span Greenhouse, Temperature Distribution, Experimental research, Numerical Simulation Abstract.
With the rapid development of CFD (Computational Fluid Dynamics), domestic and foreign scholars have conducted extensive research in the greenhouse microenvironment by means of the numerical simulation technology [1,2].
Simulation results existed some differences with experiment，but the tendency of temperature distributions was consistent, thus effectively of the CFD model was certified.
Thus it showed the validity of the built CFD model and the boundary conditions.
Montero, Esteban Baeza, A CFD greenhouse night-time condensation model Original Research Article, Biosystems Engineering. 111 (2012) 141-154

The conclusion can be drawn that the calibration of the relationship between flow and differential pressure with CFD is feasible.
The CFD-based flow measurement method, as a more simple and convenient way, can be applied in large-scale low-lift pumps.
The CFD-based calibration way was compared with the pump set test approach.
Patel: Numerical Model for Simulation of Pump-Intake Flow and Vortices.
Wang: Analysis on CFD Application in Water Pumps.

E-mail address: zhangweiwei1978@163.com Keywords: parallel connected manifolds, numerical simulation, flow distribution, pressure Abstract.
The simulated results are compared with the experimental data by Luo et al. and satisfactory agreements are found between the simulations and experiment.
Some simulations on flow distribution and pressure drop of plate heat exchangers have been presented by a large number of investigators.
The simulation domain and boundary condition arrangement 3 Results and Discussion The computation was performed by using commercial software FLUENT 6.3.
(2) Using the proposed CFD model, the influences of flow rate on the flow distribution were investigated.

Flow Dynamic Simulation of Micro Abrasive Water Jet Jingming Fan1,a, Changming Fan1,b and Jun Wang2,c 1School of Electromechanical Engineering, Guangdong University of Technology, Guangzhou 510006, China 2 School of Mechanical and Manufacturing Engineering, The University of New South Wales, Sydney, NSW 2052, Australia ajmfan@gdut.edu.cn; bfanchm@gdut.edu.cn; cjun.wang@unsw.edu.au Keywords: Micro abrasive water jet; Computation fluid dynamics (CFD) simulation; Impinging jet; Particle velocity Abstract.
Simulation of the dynamic characteristics of micro abrasive water jet (MAWJ) is conducted using computation fluid dynamics (CFD) software Fluent 6.3 flow solver.
In this paper, the liquid-solid two-phase flow field in nozzle and the free jet and impinging jet flow field outside the very fine nozzle is simulated by the commercial computation fluid dynamics (CFD) simulation software Fluent 6.3.
Simulation Results and Discussion Free Jet.
Conclusions In this paper, by using CFD simulation, the MAWJ flow field and jet dynamic characteristics of the free jet and impinging jet have been presented.

CFD Analysis of Two-phase Flow in a Solid-Liquid Hydrocyclone Ding Feng 1,Si Huang2,a,Li Luo2and Weiguo Ma1 1School of Mechanical Engineering, Yangtze University, Jingzhou 434023, China 2School of Mechanical and Automotive Engineering, South China University of Technology, Guangzhou 510640, China aemail:huangsi@scut.edu.cn Keywords: hydrocyclone; two-phase flow; numerical simulation; CFD Abstract.
Based on the simulation, the influence of particle volume fraction of feed flow, mean diameter of particles and viscosity of liquid phase on the two-phase flow and separating performance has been investigated for optimizing design.
With the development of computational fluids dynamics (CFD) and computer technology, CFD is now providing a new and convenient tool for hydrocylone design [1-7].
Fig.1 Hydrocyclone Euler-Lagrange method is used in the two-phase flow simulation of the hydrocyclone.
Some features and natures of the solid-liquid flow are found based on the simulation, such as relations of pressure drop and of separation efficiency corresponding to particle volume fraction, particle size and fluid viscosity and so on.

Cut section of catalytic converter 1.2 Computational Fluid Dynamics (CFD) Computational fluid dynamics is a computer-based simulation method for analyzing fluid flow, heat transfer, and related phenomena such as chemical reactions.
Basics of Computational Fluid Dynamics (CFD) 2.1 Introduction The purpose of this dissertation is to use fluent software to simulate exhaust gas flow in a Catalytic converter and also to validate the simulation with actual experimental results that were conducted.
Computational fluid dynamics (CFD) is a computer-based simulation method for analyzing fluid flow, heat transfer, and related phenomena such as chemical reactions.
Analysis of the Effects of Catalytic Converter on Automotive Engines Performance Through Real-Time Simulation Models.
CFD simulation of the effect of upstream flow distribution on the light-off performance of a catalytic converter.

Determination of the Fan Performance Using CFD In this paragraph, the fan characteristic is determined for a usual electronic cooling fan with a diameter of 87 mm and a width of 16.5 mm.
In Fig. 1, the simulation domain and the volume mesh are shown.
Figure 1: Simulation domain and volume mesh for fan calculations The volume mesh was generated using the 3D polyhedral mesher.
Simulations have been done from Q=0 m³/h in steps of ΔQ=10 m³/h until the total-to-static pressure rise became negative.
As a next step the test rig will be built and comparison between measurements and simulations are planed to be shown in detail in a next publication.

BLADE STRESSES AND CFD ANALYSIS OF AXIAL GAS TURBINE Vikas Kumar1, a*, Keshar Patel2, b and Vikram P.
For that point including losses design the streamline flow path and converging results of CFD analysis and visualization the thermodynamic parameters.
A comparison of aerodynamic computational results using CFD analysis, vibration analysis stress analysis 3D aerofoil analysis in AxSTREAM with precisely Final aerodynamic efficiency estimation of different designs is made with CFD simulations.
Fig. 1 Filtered feasible solutions Flow path and CFD analysis AxSTREAM software dominates the other CFD simulation for turbo machinery because designing 3D blade profile with precisely and very fast [3, 4].
CFD analysis of single stage with thermodynamic parameters and converging the results.

The discrete phase model (DPM) is for atomization in CFD.
In table 2, simulation parameters are shown.
Table 1: Parameters for Simulation.
Simulations for Design and Manufacturing.
"Air assist atomization characterization of palm biodiesel through experimental investigation and CFD simulation."

The maximum pressure of a different type of bio-lubricant with a variable angular velocity and eccentricity ratio was analysed using solely computational fluid dynamics (CFD) simulations.
To do the CFD simulation, Ansys CFD software is the software that been used as the software is well known and it will be easier to find references.
CFD Ansys Fluent.
Simulation Run.
Simulation has been done using Ansys Fluent.