Why do we Validate our experimental Setup?

Before conducting our experiments we go for validation of our experimental setup with some known data sets. As we are also providing instrument errors and uncertainty analysis as well with our...

02 March 2019 9,841 5 View

What is Reacting Multiphase Flow Modeling?

How Reacting Multiphase flow model available with OPENFOAM is different from eulerian model of ANSYS Fluent? What are the governing equations and where can we find the closure schemes of various...

02 March 2019 3,793 3 View

Why is the role of temperature on the performance of an electronic circuit?

We have observed that after heating up, mobile phones or desktop or laptop computers start performing slow. why is that? will the performance increase upon cooling the same device to cryogenic...

06 July 2018 7,024 3 View

What is the effect of changing the working fluid of jet on cooling effect on an impinging surface?

If water in liquid jet or spray jet is changed with liquid ammonia, ethanol or petrol, then how the cooling effect will change on an impinging target. Please provide some literature or correlation.

06 July 2018 1,155 1 View

What is the particle sizing when a liquid is atomized by pressurized gas?

We are searching for a mathematical correlation for the droplets size distribution of liquid when atomized by air blast.

04 May 2018 4,503 3 View

What should be the viscosity of Air Water Mixture?

A jet of air with added 1 percent of water by mass will have only a small volume of mixture occupied by the liquid phase. Although it can be assumed that the air water mixture have same viscosity...

03 April 2018 9,339 3 View

Which authors have studied the Re circulation Zone in co flowing external mixing two phase nozzles?

The nozzles used in the work of Quinn et al.,2017,Lyons et al.,2012 forms a re circulation zone near the nozzle exit. I am in search of authors and publications who did noticed this re circulation...

11 December 2017 6,634 0 View

How to model a co flowing mist jet of air and water impinging on a flat plate with Eulerian Model in Fluent?

07 August 2017 1,708 5 View

What is the diameter of the particles of the air for porous medium simulations in fluent?

the actual size of the air molecule is somewhere in range of e-10 whereas from the avogadro law ,one molecule occupies about 3.3e-9 m of length.but both of the dimensions provide erroneous results...

09 October 2016 7,625 1 View

Can we use dense discrete phase model for air water spray in ansys fluent?

Dense DPM is used to track particles in the fluent simulations and do not have water liquid in the options of the particles.can we add water liquid in the model for Dense DPM?and how?

01 January 1970 3,799 1 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

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 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

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 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

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