How to use the "Wall distance" interface of COMSOL in transient problems?

Hi, I want to use the "Wall distance" interface of COMSOL in transient problem. However, I get the error " Failed to find consistent initial values".

03 April 2019 8,483 1 View

How to implement a transient multi-physics problem in COMSOL?

Hi, I am new to COMSOL. I want to implement a nonlinear transient multi-physics problem employing weak form. Can somebody introduce me a textbook or a tutorial? A solved example will be of very...

04 May 2018 4,704 2 View

How to debug Abaqus user element subroutine?

Hi, Is it possible to debug Abaqus subroutines using break points in visual studio? I have found some articles about this topic, but they did not help. http://imechanica.org/node/10620

09 October 2017 4,174 1 View

Can anyone help me with the error running user defined element subroutine (UEL) in ABAQUS?

09 October 2017 4,015 2 View

Is there any software package for symbolic continuum mechanics calculations?

Hi, Is there any software package for symbolic continuum mechanics calculations, like derivative of tensors using index notation,etc? Thanks

09 October 2017 1,492 2 View

Can you help me with running the UEL subroutine and input files blew in ABAQUS?

Hi, I'm working on the article " A finite element implementation of a coupled diffusion-deformation theory for elastomeric gels". It is a very nice tutorial for implementing fluid diffusion and...

08 September 2017 9,920 1 View

What are the advantages of ANSYS AIM over ANSYS Workbench?

Hi guys, Today I came across with ANSYS AIM, I was wondering what are the advantages of ANSYS AIM over ANSYS Workbench? Thanks

08 September 2017 8,972 1 View

Does COMSOL support user-defined element like ABAQUS deos (UEL)?

Anyone knows if COMSOL supports user-defined element like ABAQUS does?

08 September 2017 2,721 4 View

How to make a finite element code dimensionless?

08 September 2017 8,147 5 View

How to measure the rotational displace of three dimensional solid elements in Abaqus?

Hi, I have modeled a twisting beam which is meshed with C3D8 elements. I need to measure the twisting angle of the end of the beam. However solid elements in Abaqus does not have rotational degree...

11 December 2016 7,556 1 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 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

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View