What is the effect of low temperature performance between low carbon and high carbon steels?

AISI 1035 vs AISI 1045 peeformance?

31 December 2017 6,194 3 View

Why is stress-strain curve of austenitic stainless steel different from carbon steels?

Please see linked image

01 February 2017 4,843 0 View

Find residual stresses through XRD in formed tube?

I have a formed tube with reduction in diameter, i need to find residual stress through XRD. For sampling I can either cut a small section of hollow tube or make powder of it. If i turn my sample...

09 October 2016 626 8 View

How does the mechanical properties vary from extruded aluminium tube to pressure die casted aluminium tube?

Considering application for torsion only.

08 September 2016 2,201 9 View

In Ansys fatigue calculations how do you provide frequency of one cycle?

How does the calculations take into consideration effect of time.

08 September 2016 7,757 2 View

How to calculate theoritically work hardening induced stresses due to tube forming process?

Is it possible to get values in LS Dyna?

08 September 2016 6,445 5 View

Can we establish a relation between von mises, prinicpal and shear stresses?

For FEA calculatons

08 September 2016 1,431 1 View

Does curl of a function neccesarily needs to be constant?

What does curl of function physically represent?

07 August 2016 5,304 3 View

Improving residual stresses in DMLS/SLM AM components?

Using techniques like laser shock peening and particle shot peening, residual stresses at the surface can be taken care of. But how is it possible to cure internal residual stresses within core of...

05 June 2016 568 1 View

How are residual stresses in material compared with Grain size?

Macro residual stresses are considered to be larger than the grain size, how is this justified and understood.

04 May 2016 6,220 14 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

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

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

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 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

How can i resolve the "final solutuin is not converged" error in Comsol for my heat transfer simulation??

I have been trying to simulate heat transfer problem in Comsol 5.5 for long time but it always throw an error stating: "Failed to find a solution. Maximum number of Newton iterations...

28 February 2021 8,626 3 View

PUC19 as a transfer plasmid for lentiviral delivery?

Hello, Is it possible to use pUC19 as a transfer vector to be packed in using the second generation viral particles packaging system( pMD2.G; psPAX2 plasmids)? As far as I understand it there is...

28 February 2021 4,868 2 View