How to get Damkohler number contour for combustion problem in fluent?

More Subrat Garnayak's questions See All

Dear researchers, I want to convert cantera file(.cti) to chemkin mechanism (.inp) file for the Z77 kerosene mechanism file. Please help me on this?

Z77 mechanism for kerosene combustion involves 77 reactions. However, the file is available in cantera format. Please convert in to chemkin format.I have attached the file in this question.

01 September 2020 2,479 3 View

How to calculate chemical reaction time in fluent?

Dear researchers, I want to calculate the chemical time scale in combustion process using fluent as Damkohler number suggest the ratio of Flow time to chemical...

27 December 2018 7,548 2 View

Why am I getting frequency parameters as complex numbers and complex conjugates? What does it mean?

Hi all!!! I am trying to obtain frequency parameters of one dimensional nano-structure which is placed on an elastic foundation by using MATLAB code. But I am getting complex numbers (purely...

24 December 2018 3,287 3 View

After what tonnage of rolling,the backup rolls(3.5% Cr Forged steel) of finishing stands of 4 high hot strip mill sholud be changed

Back up rolls of hot strip mill need to be changed.After rolling of how much tons of steel they should be changed?

23 June 2017 791 1 View

What is the best software available for XRD data analysis?

I tried fullprof, but I do not know where I should start. How can I use fullprof? Is there any training program or manual available?

23 April 2014 2,212 14 View

What is the main reason for tree formation during manganese electrodeposition?

I am depositing manganese metal from sulphate bath. In some cases I found tree formation in my deposit which reduces the current efficiency although I maintain the required conditions necessary...

16 May 2013 1,390 4 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to show arrows over the streamlines in CFD-post?

I follow this to make streamlines like the photos attached below: (software- CFD post-processing) First I plot the 2D streamline over a surface "streamline 1". them I plot a vector by the...

01 March 2021 8,668 3 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

How to increase mesh quality of a cfd model in ansys fluent?

How can one improve mesh skewness, orthogonality, aspect ratio?

28 February 2021 7,730 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View

How to extract the y+ value from fluent ?

I am doing a 3D steady simulation of a wind rotor using Ansys Fluent. In order to have a y+ of 1, I created 10 inflation layers using total layer thickness method, and I started a first...

23 February 2021 2,819 3 View

Help with assigning pressure boundary conditions in FLUENT on a large structure?

Hello, I created a very tall tower (>1000m) and applied pressure boundary conditions at the inlet (bottom) and outlet (top) that correspond to the pressure are their relative altitudes....

22 February 2021 9,972 4 View

How do I add a udf to Ansys fluent and does it need to be compiled before hand ?

I have a Define_CG_Motion udf written in c where do I add it to my Ansys fluent project and does it need to be compiled before that?

21 February 2021 9,347 3 View