What are some methods of making very thin grids?

I am working on gridded ion thrusters.Presently we are using 1mm thick and 100 mm dia disk for beam extraction which has around 1000 1-2mm holes in it. The manufacturing of the grids is a...

09 October 2018 6,928 11 View

How can I define a Plasma in SIMION8.0?

I wish to study the extraction of positive xenon Ions through grids at different voltages from a plasma chamber.How can I define a plasma of a particular temperature in SIMION as I think it can...

07 August 2018 1,646 0 View

How can I create .GEM file in SIMION8.0?

I wish to create complicated geometries with nonstandard shapes. I wish to write geometry files for those shapes and want to know how can I write them and load them in the workbench.

01 January 1970 2,857 0 View

I wish to extract data from TRIM about Ionisation recoil.How can I find the .txt file?

I am unable to locate the Ionisation recoil file after the simulation in TRIM. Can anyone help with the issue?

01 January 1970 7,696 0 View

Will water boil in my case where maximum temperature of surface is around 400Degree?

I have to extract heat from a surface by cooling pipes of 6mm diameter with water flow.I wish to know whether the water inside the pipes will boil and cause Nucleate boiling effect as in case of...

01 January 1970 3,046 7 View

How to decide how much coating should I keep on the surface of my detector?

01 January 1970 3,570 3 View

How can I manually calculate the water flow rate required to cool a cylindrical geometry(Copper) heated by a 10kW beam?

I wish to manually calculate the flow rate of water required to cool a cylindrical cup shaped object which is being heated by 10kW beam? Can anyone tell the equations or methods to calculate the...

01 January 1970 6,777 11 View

How two melting peaks in DSC of polypropylene can be merged into one crystallization peak?

The figure shows DSC cooling (blue) and 2nd heating (green) curves (step: 10 K/min) for a commercial sample supplied as Atactic Polypropylene (APP). The heating curve illustrates two major...

03 March 2021 5,857 3 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

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

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 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

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 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