Is it possible to write UDF using MATLAB and load the same in FLUENT?

Vigneshwaran Sankar @Vigneshwaran_Sankar

02 February 2016 1 10K Report

I am not familiar with ANSYS FLUENT UDF writing.

Jyoti Prakash Panda

You can write UDFS in simple notepad and can either compile or interpret the same directly.

No need of writing in MATLAB.

Badges
Science topic

More Vigneshwaran Sankar's questions See All

When the Navier-Stokes equations are time averaged, we can treat the flow as two-dimensional (if the geometry is two-dimensional) ?

Read from: Page no: 68 of "http://www.tfd.chalmers.se/~lada/postscript_files/solids-and-fluids_turbulent-flow_turbulence-modelling.pdf" that "...Turbulent flow is always three-dimensional and...

02 March 2019 7,109 9 View

What is the reason for the this error in Fluent--- "Cell_Function_Values: unrecognized function: mass" ?

I got this error while modeling-- transient, multi-phase flow.

05 June 2016 7,429 0 View

Initializing the domain with standard type, for multi-phase flow, is computing velocity wrongly. Can anyone suggest a reason for this?

In fluent when i initialize the solution with standard type for multi-phase flow, the velocity computed by Fluent is wrong. I am using mass flow inlet type boundary.

05 June 2016 9,835 2 View

How to model multiphase flow with more than 1 phase in compressible form, in fluent?

Is it possible in fluent to simulate multiphase modelling with more than one phase in compressible form? (When I try it shows error)

05 June 2016 5,413 7 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 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

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 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

Timeout error!! Processor in the loop (PIL) using STM32F4 Matlab 2018a?

Dear Researchers I am trying to perform a PIL simulation using STM32F4 Discovery board and comunication serial USB TO TTL. During simulation I receive the following timeout error: An error...

01 March 2021 2,327 1 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 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

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How to prevent ANFIS Model from negative prediction values in MATLAB?

I have input and output data set for "ANFIS modeling in MATLAB", and I am getting some negative predicted values of output in testing. However, the predicted values of output in training are...

28 February 2021 3,459 3 View