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Online since: November 2015
Authors: S. Seralathan, D.G. Roy Chowdhury
Computational Methodology
The geometric modeling, by single passage approach with the assumption that flow is periodic in each impeller blade passage and grid generation of the computational domain is done by ANSYS ICEM CFD 13.0.
The numerical investigations are carried out using commercial CFD code, namely ANSYS CFX 13.0.
The reference pressure used for numerical simulation is 101.325 kPa.
The fluid used for simulation is air at 25oC.
The heat transfer model used for the simulation is total energy model.
The numerical investigations are carried out using commercial CFD code, namely ANSYS CFX 13.0.
The reference pressure used for numerical simulation is 101.325 kPa.
The fluid used for simulation is air at 25oC.
The heat transfer model used for the simulation is total energy model.
Online since: June 2015
Authors: Petr Konečný, Vladimira Michalcova, Lenka Lausova, Iveta Skotnicova
Aims of the experiments were the following:
§ evaluation of stress-strain state of a statically indeterminate not protected steel structure exposed to fire with non-uniform temperature distribution over the cross section [6],
§ comparison of experimental results and results from numerical simulation by FEM.
Kozubkova, CFD Simulations of the Effect of Wind on the Spontaneous Heating of Coal Stockpiles, Fuel, 2014, vol. 118, pp. 107-112
Kozubkova, CFD Simulations of the Effect of Wind on the Spontaneous Heating of Coal Stockpiles, Fuel, 2014, vol. 118, pp. 107-112
Online since: November 2011
Authors: Zhen Yu Du
Simulation of Temperature Field of Soil inside Drilling
around a Vertically Buried Single-U-Tube Ground Heat Exchanger
ZhenYu Du
Taiyuan University of Technology, Taiyuan, 030024, China
dsdd2004@163.com
Key Words: Temperature field, Drilling, Single U-tube, Heat exchanger, Ground source heat pump.
Soil temperature numerical simulation around ground source heat pump buried tube in layered soil [Z].
Numerical simulation of U-tube heat exchanger with thermal and seepage coupling effect [J].
Computational fluid dynamics analysis-CFD software theory and application [M], Beijing: Tsinghua University Press, 2004.
Soil temperature numerical simulation around ground source heat pump buried tube in layered soil [Z].
Numerical simulation of U-tube heat exchanger with thermal and seepage coupling effect [J].
Computational fluid dynamics analysis-CFD software theory and application [M], Beijing: Tsinghua University Press, 2004.
Online since: May 2014
Authors: Gai Li Gao, Guan Jun Wang, Peng Chuan Liu
A numerical simulation method using the model of the gas-cotton two-phase is used to analyze the distribution of the cotton in the rectangular pipeline for a horizontal foreign fiber removed device.
The simulation results show that the optimum length is for the cross-section pipeline.
Rectangular pipeline Simulation Conditions.
Numerical Simulation of Cotton Flow in Level straight Pipeline
Wang: Computational Fluid Dynamics---CFD software principle and application (Tsinghua University Press, Beijing, China 2004).
The simulation results show that the optimum length is for the cross-section pipeline.
Rectangular pipeline Simulation Conditions.
Numerical Simulation of Cotton Flow in Level straight Pipeline
Wang: Computational Fluid Dynamics---CFD software principle and application (Tsinghua University Press, Beijing, China 2004).
Online since: October 2013
Authors: Jun Mei Li, Yan Feng Li, Chen Chen Yin, Cheng Hu, Peng Xu
Numerical Simulation
The CFD code FDS (Fire Dynamics Simulator, version 4.05) based on Large Eddy Simulation (LES) [6], developed by National Institute of Standards and Technology (NIST) is implanted to carry out the numerical simulations in this paper.
The Navier-Strokes equations are solved in FDS using large eddy simulation to account for subgrid turbulence.
The grid size is 0.2m×0.2m×0.2m in the simulation, and the ambient temperature is 20oC.
The Navier-Strokes equations are solved in FDS using large eddy simulation to account for subgrid turbulence.
The grid size is 0.2m×0.2m×0.2m in the simulation, and the ambient temperature is 20oC.
Online since: July 2012
Authors: Kittichai Triratanasirichai, Cherdpong Chiawchanwattana
Measuring wall temperatures on the surface area of the drying chamber was an attempt to study the temperature difference between experimental data and CFD simulations.
Daud, Editor, Spray Drying: Operation, Deposition and CFD Modelling, VDM Verlag Dr.
Daud, Editor, Spray Drying: Operation, Deposition and CFD Modelling, VDM Verlag Dr.
Planar Defects and their Role in Physics-Mechanical Properties of Ordered Alloys and Intermetallides
Online since: December 2007
Authors: Mikhail D. Starostenkov, Evgenia Dudnik, Galina Popova, Evgeniya Chernykh
It is evident that simulations realization of the conditions APB TAPB
W W> , 12
APB TAPB
W W> or the
conditions 12
2 APB TAPB TAPB
W W W> + allows to transform the pair of shear APB into a thermal
complex.
When the displacements of atoms are symmetric relatively a boundary plane, two types of defects (symmetric) are distinguished - simple types of defects: APB, TbAPB, SA, TAPB, SFD, superstructure twin FD, superstructure extrinsic FD, some types of CFD asymmetric - PAPB, a big group of CFD.
When the displacements of atoms are symmetric relatively a boundary plane, two types of defects (symmetric) are distinguished - simple types of defects: APB, TbAPB, SA, TAPB, SFD, superstructure twin FD, superstructure extrinsic FD, some types of CFD asymmetric - PAPB, a big group of CFD.
Online since: November 2012
Authors: P. Srinivasa Murthy, Syed Mohammed Aminuddin Aftab
Hence this model is used for simulation [8].
For exhaustive vortex generator CFD analysis, a lot of parametric studies have to be done in terms of chord wise location and span wise location, size and shape of the vortex generator and orientation of the vortex generator.
Abbreviations Symbol Meaning C Chord CL Co-efficient of Lift CD Co-efficient of Drag M∞ Free stream Mach number P∞ Pressure, N/m2 T Temperature, K δ Boundary layer thickness Re Reynolds number CFD Computational Fluid Dynamics VG Vortex Generator References [1] M.
For exhaustive vortex generator CFD analysis, a lot of parametric studies have to be done in terms of chord wise location and span wise location, size and shape of the vortex generator and orientation of the vortex generator.
Abbreviations Symbol Meaning C Chord CL Co-efficient of Lift CD Co-efficient of Drag M∞ Free stream Mach number P∞ Pressure, N/m2 T Temperature, K δ Boundary layer thickness Re Reynolds number CFD Computational Fluid Dynamics VG Vortex Generator References [1] M.
Online since: August 2013
Authors: Jun Sheng Li, Xing Guo Cheng, Hui Yong Li, Hua Li Gao, Zhi Hui Sha
The protection of the environment should be paid special attention in the agro-ecological zone. 3) The adoption of CFD to simulate the city air duct to build the space frame of the low-carbon eco-city which benefits the natural cycling.
CFD technology develops in modern times and is an effective fluid motion simulation technology.
CFD technology develops in modern times and is an effective fluid motion simulation technology.