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With the help of CFD.
The numerical simulation method can solve the actual problem.
Numerical simulation of steady flow in vortex pump.
Optimization design and test of vortex pump based on CFD orthogonal test.
CFD-PBM coupled calculation on liquid-solid two-phase flow field in a vortex pump.

Based on 3D numerical simulation of CFD and Airpak, the paper aims at predicating and assessing the indoor thermal environment of light steel structure residence equipped with air circulation system, studying various indicators concerning the thermal environment, verifying the practical effect and the energy consumption of the system so as to provide reliable theoretical basis for the real project test.
A study on the CFD Simulation of the Thermal Environment in an Office [J.]
A Study on the Numerical Simulation of the Residential Building Indoor Thermal Environment [J.]
A zero-equation turbulence model for indoor air flow simulation [J].
The Numerical Simulation and Evaluation of Indoor Air Quality[J].

Simulation of mixed convection around a square by using LBM A.
Chatterjee and Amiroudine [8] carried out simulation of mixed convection from tandem square obstacles to flow in order to explore the effect of buoyancy and Prandtl number on flow properties and heat transfer in various conditions as: 1≤Re≤30, 0.7≤ Pr ≤100 and 0≤Ri≤1.
The inherent advantages of lattice Boltzmann method such as simple calculation procedures, suitable for parallel computation, so on, create a great interest in researchers to accept LBM as alternative method to conventional CFD methods.
Nor Azwadi, "Cubic-Interpolated-Pseudo-Particle lattice Boltzmann method for simulation of natural convection heat transfer in an enclosure with different aspect ratios, “Computer and Automation Engineering, vol.5,268-273 (2010).

This book covers these topics: Acoustics and Noise Control, Aerodynamics, Applied Mechanics, Automation, Mechatronics and Robotics, Automobiles, Automotive Engineering, Ballistics, Biomechanics, Biomedical Engineering, CAD/CAM/CIM, CFD, Composite and Smart Materials, Compressible Flows, Computational Mechanics, Computational Techniques, Dynamics and Vibration, Energy Engineering and Management, Engineering Materials, Fatigue and Fracture, Fluid Dynamics, Fluid Mechanics and Machinery, Fracture, Fuels and Combustion, General mechanics, Geomechanics, Health and Safety, Heat and Mass Transfer, HVAC, Instrumentation and Control, Internal Combustion Engines, Machinery and Machine Design, Manufacturing and Production Processes, Marine System Design, Material Engineering, Material Science and Processing, Mechanical Design, Mechanical Power Engineering, Mechatronics, MEMS and Nano Technology Multibody Dynamics, Nanomaterial Engineering, New and Renewable Energy, Noise
and Vibration, Noise Control, Non-destructive Evaluation, Nonlinear Dynamics, Oil and Gas Exploration, Operations Management, PC guided design and manufacture Plasticity Mechanics, Pollution and Environmental Engineering, Precision mechanics, Mechatronics, Production Technology, Quality assurance and environment protection, Resistance and Propulsion, Robotic Automation and Control, Solid Mechanics, Structural Dynamics, System Dynamics and Simulation, Textile and Leather Technology, Transport Phenomena, Tribology, Turbulence and Vibrations.

Performance analysis of the new helicopter-lift device Yueming Yang, Qinyu Yang, Jinbo Yao, Yuankai LI Air Force Aviation University, Changchun, 130022, China email:cyym1@126.com Keywords: Helicopter; Lift device; Aerodynamic characteristics; Numerical Simulation Abstract.
Based on 2D N-S equations and Spalart-Allmaras turbulence model, the device numerical simulation of two-dimensional aerodynamic characteristics.
This paper established a simplified model of the lift device, and its two-dimensional CFD numerical simulation and aerodynamic characteristics.
Simulation used solver; fluid material to the ideal gas; momentum using second-order upwind discretization scheme; pressure and velocity coupling the SIMPLE algorithm; airfoil surface is non-slip adiabatic boundary.
Beijing: 2005.9.1 [4] Hanzhan Zhong, Wang Jing,Lan xiaoping.FLUENT fluid engineering simulation and application examples [P].

Chen et al. [3] carried out theoretical analysis of the thermal performance of a plate heat exchanger at various chevron angles and mass flow rates using lithium bromide solution with and without nanoparticles and established a simulation model for the heat transfer performance.
Lee and Lee [5] carried out an unsteady numerical analysis using large-eddy simulation to investigate the fluid flow in chevron-type plate heat exchangers.
Kanaris et al. [6] used computational fluid dynamics (CFD) code to simulate the performance of a PHE model comprised of herringbone design stainless steel plates for single-pass counter current flow and validated the code by comparing with experimental data on pressure drop and overall temperature differences acquired for the counter current flow of water at both sides of the model PHE.
(1) (2) Results and Discussion A computer simulation program has been written in MATLAB based on the above analysis and results obtained are discussed in this section.
Paras, Flow and Heat Transfer in a Corrugated Plate heat Exchanger using a CFD code, Chem.

Numerical Simulation on Mass Transfer in Micro electroforming with Ultrasonic Menghua Wu 1,a, Lanbo Liu1,b, Yuangang Wang1,c, Weiping Jia 1,d 1.
The numerical simulation of flow field and pressure field in the micro-region with different power ultrasonic were performed by FLUENT6.3 simulation software.
The inlet pressure would be loaded into Fluent6.3 by using User Define Functions during the simulation.
Second Order Upwind Second Order Upwind Quick Second Order Upwind Second Order Upwind 0.3 0.2 0.5 0.2 0.8 0.8 Simulation Results and Discussion Simulation Results.
Wang: Computational Fluid Dynamics-CFD Software Theory and Application (Tsinghua University Press, China 2004)

Computational fluid dynamics (CFD) simulation was performed to determine and visualize the flow distribution and development for multilayer structure.
The simulation can be used to optimize the design of stirring rod prior to actual implementation.
An experimental apparatus was designed and constructed based on the results of the simulation.
Table 1 Parameters of stirring rod in the simulation.
Flow simulation study The influence of stirring rod on the flow development in an apparatus was accessed by CFD software (Solidworks Flow Simulation® 2015, Applicad).

The Effects of Environment Wind on Heat Transfer Performance of Direct Air Cooled Island and Its Improvements Pei GAO a , Xuelei Zhang, Xinwei YU School of Energy, Power and Mechanical Engineering, North China Electric Power University, Baoding 071003, China agaopei88633@163.com Keywords: Air-cooling island; Windy conditions; Windproof net; Air-cooled Condenser Cell; Numerical simulation Abstract.
Using a CFD software, the numerical simulation of a 2×300MW direct air-cooled unit is done by multi-stage modeling method. the effect of the environmental wind on the heat-exchanging performance of the air-cooling island is analyzed by numerical simulation.
Fig.6 Under different wind speed change of volumetric efficiency Conclusions Taking 300MW direct air-cooled unit as an example, the effect of the environmental wind on the heat-exchanging performance of the air-cooling island is analyzed by numerical simulation.
References [1] Zhou Lan xin, Bai Zhong hua,Li Wei hua,et al.Numerical simulation for the effects of natural wind on heat exchange efficiency of air-cooled condenser[J].Journal of Power Engineering, 2008, 28(1): 104-107 [2] Zhao Wan li, Liu Pei qing.
Experimental researches of the effect of environmental wind on thermal recirculation under the tower of direct air cooled system[J].Journal of Power Engineering, 2008, 28(3), 390-394 [3] Zhou Lan xin, Li Jian bo, Li Wei hua, et al.Numerical simulation of direct air cooling units’ condenser added lower wind break[J].Journal of Power Engineering, 2008, 28(5): 744-747 [4] Zhang Xue lei , Wang Jin ping .

A numerical simulation has been conducted for concrete pavement on atmospheric thermal environment adjacent to ground under solar radiation.
In this simulation, underlying constant temperature layer was adopted so as to effectively solve the difficulty of specifying the temperature boundary of ground in thermal environment.
CFD software Fluent was used in this numerical simulation.
The interaction between pavement and atmosphere was taken into consideration in this simulation by building up a 3D model including concrete pavement, ambient air and underlying soil.
By comparson of the calculated values with the measured ones, the accuracy of this simulation is proven.