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Questions related to CFD Simulation
The problem is a simple vertical rectangle that has a temperature gradient across the breadth. To working fluid is air. I can get the simulation running on any fluid software but the velocity...
07 July 2016 1,485 6 View
While simulating fluids using CFD tools on 2D / planar mesh and 3D / volume mesh the flow will differ according to the cross-section obviously. In case of a flow mixing simulation, if the...
05 July 2016 2,057 7 View
It should be noted that FDS (the most widely used code) is Cartesian.
01 July 2016 2,677 2 View
I am simulating a two-phase flow nozzle of water and air with STAR CCM+ from cd-adapco. Validating against a dozen of experimental data, different grids provided agreement and disagreements in...
05 May 2016 1,402 7 View
The species I need to define are CO, NO2, PM2.5 and some VOCs
05 May 2016 3,260 0 View
Hi researchers, I'm doing 3D simulation of a single bubble rising in quiescent liquid with a custom body force, for the sharp interface capturing and decreasing CPU time of the simulations I want...
05 May 2016 415 5 View
Hi everyone...I have been trying to simulate ship movement in Head Waves in Star CCM+ v8.06 using overset mesh. In order to capture the wave height correctly, around 40 cells have to be provided...
05 May 2016 6,599 9 View
Dear colleagues, When investigating the behaviour of a fuel injector, usually optical measurements are carried out. The vapor phase of the spray is usually captured by Schlieren-Imaging. The...
05 May 2016 1,527 1 View
I Did simulation for a patient specific aneurysm Internal carotid artery (ICA) and i obtained some results about: - pressure distribution.([199, 213] mmHg higt pressure in the inlet and low...
05 May 2016 6,290 8 View
How or when it is advisable to increase fan blade diameter in turbofan attached to a gas turbine?
05 May 2016 6,541 6 View
Normally in diffuser velocity drops and pressure increases but their is a particular device CONVERGENT-DIVERGENT Nozzle which increases velocity at high MAC number that also at exit why this occurs?
05 May 2016 5,075 0 View
04 May 2016 6,179 4 View
01 May 2016 1,503 6 View
I am trying to build several cases for solver and CAA-library code validation. There are breathing, trembling sphere, baffled piston.In all cases we can see phase difference between pressure...
26 April 2016 5,584 7 View
I want to calculate how much would be the difference in temperatures between top and bottom surface of a 750um thick SiN. I am using the formula Q=KA dT/t then dT=Q/mc (to find the difference in...
13 April 2016 1,164 1 View
To perform combustion analysis on a power plant , I have to extract values from wind box to burner. Then from burner to furnace. can any one help me , on how to extract values from a surface and...
07 April 2016 5,140 2 View
04 April 2016 4,279 8 View
Hi I have the current blockMeshDict files (attached), and I want to refine this mesh along the `x` and `y` axis, I have no problem with the z axis. If I increment the blocks resolution of the mesh...
04 April 2016 1,025 9 View
Hi, recently I have been busy with dealing with the control of underwater vehicle, while there are so many methods like slide mode contol, iterative learning control, model predicted control, and...
04 April 2016 8,912 7 View
I'm making a 2D simulation of flow around cylinder, but I want to know the lif force prodeuced by a air flow. Also, want to know the force over the time.
04 April 2016 8,177 1 View
04 April 2016 2,656 2 View
Hi I am doing aeroelastic simulation on 2D airfoil.the method im trying to use is 2 way Fluid structural interaction..i have done the meshing in the ICEM-CFD.I faced problem to export out the 2D...
04 April 2016 7,917 2 View
Dear colleagues, For dual fuel combustion (in this particular case using a high volatile fuel such as diesel to ignite a premixed fuel/air mixture) the numerical modeling often requires to cover...
04 April 2016 4,721 1 View
Hi friends!I'm modeling a submerged buoyant turbulent jet of brine in ambient water tank. it is obvious to use a multiphase solver for this modeling. I'm dealing with twoPhaseEulerFoam solver of...
04 April 2016 7,779 3 View