How can I solve tensile instability in SPH in Abaqus?

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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

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

I want to simulate multi-pass moving heat source using DFLUX. I understand that I should use for loop but couldn't get to work, so is there any example or similar case to it?

10 November 2015 7,612 2 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?

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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 to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

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03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

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03 March 2021 8,920 3 View

How to increase a model accuracy ?

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03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

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02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

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02 March 2021 7,670 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

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02 March 2021 5,785 3 View

How to calculate average trend in maximum annual NDVI from MODIS?

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02 March 2021 752 2 View

Gajendra Pandey

Check the material properties and the unit consistency. If there is no modeling error then can try using NSPH implementation. Additionally, try increasing the default linear bulk viscosity of SPH elset by using the 4th parameter of the first data line of *Section Control keyword.

Gow-Yi Tzou

I didn't use this software, sorry I can not answer this question.

Hussam Ali Mohammed

Please check references below.. hope it will be helpful for you… Regards…

https://www.kme.zcu.cz/acm/old_acm/full_papers/acm_vol1no2_p062.pdf