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When nozzle diameter;; dust suppression efficiency expressed as: (1) (2) When nozzle diameter;dust suppression efficiency expressed as: (3) Where Dust suppression efficiency; Droplet diameter when mass of droplet diameter less than D accounted for 50% of the total mass of droplet; Water pressure; Dust particle size; With dust particle size as the abscissa, dust suppression efficiency as the ordinate, dust suppression efficiency curves are plotted at different pressures using MATLAB simulation software.
CFD Study on Inner Fluid Flow of Novel Hydrocyclone.

Park, Simulation and experimental analysis of the clamping pressure distribution in a PEM fuel cell stack, International Journal of Hydrogen Energy 38 (2013) 6481–6493
Xue, A CFD model with semi-empirical electrochemical relationships to study the influence of geometric and operating parameters on DMFC performance, International Journal of Hydrogen Energy 38 (2013) 9873–9885.

Both of the temperatures and the duration above are calculated based on the theoretical and the CFD methods.
Ruuskanen, "Lumped-parameter-based thermal analysis of a doubly radial forced-air-cooled direct-driven permanent magnet wind generator," Mathematics and Computers in Simulation, vol. 90, pp. 218-229, 4// 2013

To verify the model, a numerical simulation is completed.
During conceptual design, the DATCOM is more effective than CFD data and tunnel data.
Dynamic Characteristics To study the impact of morphing wing on motion of missile in detail, a longitudinal dynamic simulation is completed in different speed of wings changing.

Furthermore, brazing phenomena such as the wetting/spreading behaviors of the melted filler metal and the erosion behavior of the base metal during the laser brazing process were analyzed by computer simulation. 2.
It follows that the erosion phenomena can be predicted quantitatively by the computer simulation during laser brazing process. 4.2 Flow Behavior of Melted Filler Metal during Laser Brazing Process The flow of the melted filler metal of Au-18%Ni on a butt joint of Inconel 600 during the laser brazing process were analyzed by the computer simulation.
It follows that the wetting/spreading and infiltrating behaviors of the filler metal during laser brazing process can be predicted by the computer simulation. 5.
(4) The flow of the melted filler metal of Au-18%Ni on a butt joint of Inconel 600 during the laser brazing process were analyzed by the computer simulation.
[8] Flow Science, Inc. customized by CFD Lab., (2005).� Single beam brazing Tandem beam brazing Brazing clearance : 0.1mm Fig.9 Comparison of flow behavior of filler metal droplet on butt joint with between single beam brazing and tandem beam brazing (brazing clearance : 0.1mm)

The thermo-mechanical simulation of Friction Stir Welding focuses the interest of the welding scientific and technical community.
The present work is based on the model developed by Heurtier [2004] and aims at improving this thermo-fluid simulation developed by means of fluid mechanics numerical and analytical velocity fields combined together.
Two-dimensional CFD modelling of flow round profiled FSW tooling.

CFD on the plug two-phase flow gas-liquid in the horizontal pipe was conducted [14].
Regarding the measurements of counter-current bubbly flow of air water in the vertical pipe, measured data showed that the effect of initial flow conditions, e.g. bubble size, on the pattern of cross-sectional void fraction distribution was confirmed; measured data of instantaneous profiles of void fraction and velocity can contribute to the assessment and development of numerical simulation of two-phase flow [18].
Dinaryanto, Khasani, and Indarto, “CFD Studies on the Gas-Liquid plug two-phase flow in a horizontal pipe”, Journal of Petroleum Science and Engineering, 2016

Better design of wind environment need to be finished by means of computer simulation, such as CFD computer simulation[2].
For new rural construction, we may determine the housing orientation by means of simulation analysis software of the sunshine.
For example, choosing the south west of 15～30 degrees is appropriate in the Zhangjiakou region by sunshine simulation and considering local dominant wind direction, which both avoid penetration of cold northwest wind in winter and lead southeast wind to enter the cell in summer to create a good natural ventilation, reduce the energy consumption of buildings.

Numerical simulation is mostly used in previous studies of galloping, in this paper, based on ANSYS, the restarting technology is proposed to simulate galloping, and the efficiency of this method is verified.
Secondly, three directions galloping simulation of transmission tower-line system is detailed.
Fig.2 Mode of ice-coated conductor section forces and wind attack angle definition Based on CL, CD, CM, aerodynamic force expression of line per unit length as below: (3) (4) Galloping simulation is performed by using the restarting technology with ANSYS.
Analysis of Transmission Tower-line System Galloping In this paper, galloping of transmission tower-line system is simulated by the restarting technology, the aerodynamic parameters of line are obtained by CFD numerical simulation.

The oscillating frequency that was applied in the simulation is f = 560 Hz whereas the amplitude is A = 0.04 mm.
All the numerical simulations of synthetic jet actuators began from the steady state condition that is without the activation of the oscillating diaphragms.
The governing equations and the numerical approaches implemented for the simulation of moving boundary flows are presented.
By utilizing the commercial CFD software ANSYS CFX-14.5, the heat transfer analysis is conducted by acquiring the instantaneous temperature and velocity fields in the micro-channel.
Results and Discussion Numerical simulations of synthetic jet actuators were started from the steady state condition without activating the jet actuators.