Non Linear analysis of a rubber Valve - Large energy error?

Hi all, I'm doing a non linear analysis using ansys. Total the assy contains housing,valve and a stopper. the housing and stopper are rigid material (PP/PC) and valve is silicone (shore 70 A)....

03 April 2019 756 7 View

How to add a stress strain graph in ansys structural analysis?

I wanted to use my own material and i don't how to include the stress strain graph in Ansys.

09 October 2018 6,049 3 View

Can someone provide me some good database/book for friction coefficient values of various Standard metals?

I want friction coefficient values of various standard metals such as EN10025-2 EN JS1072 UNS C27400 UNS C93200 UNS C95800 UNS C95800 UNS J02501 UNS S15500 UNS S31635 (EN 1.4571) I couldn't find...

08 September 2018 9,859 4 View

Is it Possible to do a Particle Impact (May be multiple particle kind of CEL approach) in Ansys Explicit Dynamics?

I'm planning to do a particle impact test on a substrate. i know Abaqus as well, but i wanted to give a try in Ansys Explicit Dynamics. is it possible ? because i have done some work in explicit...

06 July 2018 3,969 4 View

A question of MRF CFD simulation, I am getting a negative volumetric flow rate in my simulation. what does this mean?

I'm doing a CFD simulation of a commercial Ceiling Fan in a cubic room using MRF method, where i'm monitoring the torque ,volumetric flow rate. By seeing the volumetric flow rate results i'm...

05 June 2018 6,365 3 View

A issue in CFD simulation of a Fan ? Kindly share your view ?

I am doing the CFD simulation of 7 feet fan (136 rpm) using Fluent, I modelled the geometry of fan with domain and a cubic room and made Boolean(subtract the wall(target) from rotating domain(tool...

05 June 2018 2,600 3 View

A question of Ansys Fluent Post Processing : My image is not visible in the white background while post processing?

I couldn't save an image with correct post processing. whenever i click white background and quality and aspect ratio. my Ansys fluent is not showing the correct picture lighting , it looks very...

04 May 2018 514 0 View

Divergence - pressure coupled in DPM model - supersonic NOZZLE ?

i am now doing simulation in DPM model viscous k - omega species transport of N2 and C02 and injections titanium with all specified diameter distribution(rossin rammler) and temperature and...

31 December 2017 9,343 1 View

Anyone know how to solve divergence detected problem in Fluent 16.2 when pressure value is given very high ? adjusted the flow courant no but use?

Dispersed phase model pressure of one phase is 4.5 MPA and another phase is 4.52 MPA . fine mesh courant no - 10 (changed but still problem persists)

11 December 2017 3,387 12 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 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 are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 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

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View

Can thermal cycler machines be problematic during PCR?

Hi, my question is about the heating of thermal cycler machines and I hope some of you had experienced a similar thing previously. There are two thermal cycler machines in the lab(BioRad) and for...

26 February 2021 4,777 4 View