How to create a Macros for stress dependent material model(K-θ model) for Base Layer in Ansys APDL?

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Rietveld refinement of cement paste?

I am a beginner in rietveld refinement, my samples contain numerous overlapped peaks and amorphous phases. I have few doubts related to rietveld refinement of cement paste: 1. My quantifications...

11 January 2021 8,873 6 View

Calculate the Strain at a Node in the Turbine Blade FE Model?

Hello Team, I would like to calculate the strain at a node #5 in a direction (l1,m1,n1) in the turbine blade FE model as shown. This node is connected with four elelemnts (#1,#2,#3,#4) and I have...

11 January 2021 7,702 3 View

Cyclic Symmetric Modal Analysis using Finite Element in MATLAB/FORTRAN/PYTHON?

Hello All, I am interested to write finite element code to solve the Cyclic Symmetric Modal Analysis of a disk. I want to understand the Cyclic Symmetric Modal Analysis in details and want to...

08 December 2019 8,866 1 View

How can we reduce the effect of environmental noise floor on the RF signal?

I am transmitting my RF signal through atmosphere at a range of 10 kms. But it seems range is limited by environmental noise floor. Is there any way through signal processing that can mitigate the...

14 February 2019 5,285 3 View

Characterization of coating on basalt fiber surface?

hi what could be the best way to characterize basalt fiber surface. I have coated Basalt fiber and from FTIR i did not get much information? Is there any other technique with more sensitivity for...

17 December 2018 5,621 4 View

Which optical element can withstand more optical power - a mirror or a lens?

Suppose a highly intense laser beam of 10 kW is incident on a mirror and a lens. Which of the two can withstand the power without getting damaged.

17 November 2018 6,505 17 View

How to prepare mortar samples for Scanning electron microscopy ?

What is the procedure for preparing mortar samples for SEM in order to study the micro structure of fractured surface?

12 September 2018 6,462 4 View

Is it possible to generate and detect a signal with milliHertz or microHertz frequency?

An optical gyro rotating at very less velocity may generate an output signal in milliHertz range. Is it possible to detect such signals?

08 September 2018 8,761 3 View

Why researchers use Ti coated with RuO2 or IrO2 or PbO2 as anode during electrochemical degradation? What is the advantage of oxide coating?

I want to know about the advantage of oxide coating in the process. Is it possible to use Ti without coating.

05 September 2018 5,422 6 View

How is the lasing wavelength of a laser determined?

The emission wavelength of active part of laser cavity depends upon the bandgap of material, while the allowed oscillation frequencies of passive part depends upon cavity length. How these 2...

02 September 2018 726 4 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

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 can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

Complex wave form in ANSYS?

Is there a way to input wave speed in a complex form on ANSYS? The wave speed I need to assign a material is 325(1+0.11i) however I have been unable to do this thus far. Failing that, is there...

27 February 2021 5,969 1 View

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View