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Questions related to FLUENT
I'm new to ansys. I was working on the analysis of a piece. After doing the mesh command for a part, it gives an error when you click the update option, and the error is update failed for the mesh...
31 January 2022 10,118 1 View
In my study, I have two cases for CFD which I performed on Ansys Fluent, 1) oscillating flow over a solid cylinder (blunt face perpendicular to flow direction) and 2) solid cylinder (blunt face...
28 January 2022 4,465 3 View
I am doing a project related to screw turbine, in which I am supposed to analyze the screw rotation, when the flow speed of the water is 2m/s. For this I prepared a model in soldworks and use the...
25 January 2022 9,269 3 View
Hello everyone I am trying to simulate 1000 particles in a microchip. The adjustable parameters in the injection part of discrete phase model (transient) are flow rate(kg/s) and start/stop time....
25 January 2022 4,570 3 View
Some commonly used numerical methods for resolution of unstructured complex geometry include Finite Volume Method (FVM), Finite Element Method (FEM) and Spectral Element Method (SEM). Complex...
17 January 2022 9,405 9 View
While meshing a simple domain in ANSYS Meshing, in case of flow over a circular cylinder. Near the cylinder to capture first layer effects, inflation tool is used, at the same time to get...
14 January 2022 7,016 6 View
How do sound waves travel through a barrier? A sound wave is the result of compression and rarefaction of gases. This pressure difference makes the air molecules oscillate. [Fig 1] When sound...
11 January 2022 5,904 3 View
Hi Is any body know how a UDF defined for mass transfer coefficients of CO2 absorption (by MEA) regarding to its relation dimensionless numbers (empirical correlation like kLa= A.ReL^a.ReG^b.We^c....
09 January 2022 9,524 3 View
I'm reading this paper. Development and Application of a Cubic Eddy-Viscosity Model ... This paper is claiming there is a problem in k-epsilon model. Because in k-epsilon model, we assume that...
05 January 2022 991 5 View
how to put error bar in Tecplot with deviation ( means how to put error value)?
24 December 2021 7,709 3 View
I am using FLUENT to perform Eulerian-Langerian simulation of particle, and need to re-divide the existing grid into a uniform and coarse secondary grid to obtain a smoother concentration...
23 December 2021 9,470 3 View
How to sample pressure and temperature on a oscillating cylinder in using OpenFOAM using sample Dict utility or any other method
08 December 2021 9,961 4 View
Hi all, Does anyone have idea what is meant by interface boundary condition when we assign a boundary as interface in Ansys Fluent? How does the fluent solver calculates the temperature at this...
04 December 2021 3,400 4 View
I'm trying to do a simulation with two walls intersecting and merging, but instead they are passing each other like in the gif
03 December 2021 7,349 1 View
I'm trying to perform a FSI problem on an aircraft wing. I can't link the solution of Static structural to the results of Fluid flow (Fluent).
26 November 2021 5,347 3 View
Actually, I want to simulate a simple 3D pipe flow problem with constant heat flux at the wall in Ansys fluent. I have modeled a hollow cylinder, filled it with water and used named section as:...
22 November 2021 1,872 18 View
I'm working on a 2-phase model with boiling phenomenon involved. the working fluid is liquid nitrogen (the process is Cryogenic); I need help with two question here: 1- Why can't one get a...
22 November 2021 2,784 3 View
I am interested in Koseny Carman model applications, apart from the laminar or transient regimes hypothesis; precisely for the turbulent fully developed one.
15 November 2021 2,701 8 View
I ask if you can provide me with a Skeletal mechanism and GRI mech 3.0 of methane combustion files in chemkin format so i can use them in ansys fluent
13 November 2021 7,001 2 View
I want to simulate 2D pool boiling in Ansys fluent using Eulerian model. Most of research papers available uses VOF model for simulation but there is no information regarding Eulerian RPI boiling...
11 November 2021 10,151 4 View
Dear all, I am trying to enhance a mixing between two flows by twisting the motion of one of them. How could we do the twisted flow mechanism within fluent? Thanks in advance
11 November 2021 2,685 3 View
I´m trying to evaluate momentum and heat transfer phenomena using a model with three equations (continuity, momentum transfer and heat transfer), the calculation doesn´t converges and I guess it...
11 November 2021 3,646 2 View
Hi all, I need to use LTNE model in FLUENT to simulate porous media. However, FLUENT user manual doesn't provide details on how the model is working. I have doubts regarding implementation of...
09 November 2021 7,214 4 View
I carried out the DFT calculations using Gaussian. By varying the pressures (.8GPa, 5GPa,8GPa...) , I coud observe that there is a change in value the following parameters. Thermal correction to...
08 November 2021 6,869 4 View