In Abaqus, how to simulate multi pass heating in DFLUX?

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What is the effect of surface roughness on residual stress measurement?

I want to know what is the effect of surface roughness on the accuracy of measurement of RS by XRD. Are there any publicaitons addressing this issue? Also, if it has an effect how to neutralize...

10 November 2018 5,998 5 View

How to define strain as initial condition in Abaqus?

I ran an explicit model in abaqus and I want to create an implicit model with initial conditions of strain, stress and temperature resulting from the first model. How can I perform that? I used...

31 December 2015 9,441 9 View

Is there a source that explains the modeling of Friction in solids in SPH?

I want a source that explains how SPH deals with friction modeling example Coulomb friction. This can be for either Abaqus or LS-Dyna or any other software that explains how they can detect...

03 April 2015 663 2 View

In Abaqus, what is COORDS(1) and how do I change it with time?

I have a subroutine DFLUX and I want to make the FLUX(1) to move so I must change COORDS (1) so should I make a loop and change time from zero to TIME(2) or what should I do?

02 March 2015 2,316 2 View

How can I run DFLUX subroutine in Abaqus?

I want to model moving heat flux in Abaqus so I understand that I must use subroutine DFLUX. I've already linked the visual studio 2008 with fortran compiler and in the job input file I have under...

01 February 2015 5,766 3 View

Can I run an implicit step after an explicit step in Abaqus?

Can I apply an implicit step of temp-disp after an explicit temp-disp step in Abaqus? I want to model relaxation after machining where machining is an explicit step while relaxation is an implicit...

31 December 2014 4,119 3 View

I need a reference for Hugoniot parameters for Inconel 718?

I want to find the 3 hugoniot parameters ( C, S, Gamma0) for Inconel 718

31 December 2014 4,828 1 View

How can I use renormalized SPH formulation in Abaqus?

LS-Dyna has re-normalized SPH formulation. Is there a similar formulation in Abaqus?

11 December 2014 5,360 1 View

Is there any publication or reference that has the Johnson Cook failure parameters (d1-d5) for Inconel 718?

The Johnson Cook failure is defined by 5 parameters d1 to d5 that are used to simulate material failure in Finite Element

11 December 2014 2,834 3 View

How can I solve tensile instability in SPH in Abaqus?

Is there a solution or work-around for tensile instability in Abaqus?

11 December 2014 9,693 3 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 View

fatal error

16 June 2021 0 0 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

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 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