Why abnormal thrust force was generated in simulation of CFRP drilling?

I am doing some simulations of drilling carbon fiber reinforced plastics (CFRP) with Abaqus/Explicit. 3D Hashin's damage model with damage evolution has been defined for the CFRP composite. The...

20 November 2020 6,715 1 View

How to choose of Hep G2 and L02 cell line?

Could anyone tell me by what criteria to choose Hep G2 or L02 cell line? If I need to assess the chronic or acute toxicity in the liver of some compounds. which one should I choose?

19 August 2020 967 2 View

Cohesive element in Abaqus is created by python?

hello,all ! recently i try to use cohesive element to analyse interface damage .but i have trouble in creating cohesive element with python.hope that all give me some recommendation such as...

06 June 2019 3,826 3 View

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18 February 2019 8,102 2 View

Why the expressed protein could not be detected in supernatant?

09 August 2018 6,601 3 View

What solvent can be used to remove Au plated on the sample for SEM observation?

For SEM observation we often need to plate a thin layer of gold on the sample to enhance electrical conductivity. However how to remove the gold confused me for a long time since Au has a large...

03 December 2017 7,837 5 View

Is there any recomended open source for colony counting

Dear all, Have you ever used open colony counting software? Now i am using OpenCFU, but it broke down several time during analysis. Do you have better suggestions?

31 May 2017 9,977 1 View

What about absolute simultaneity of the sky (since million years for example)?

Since experimental evidence, it is well known that a desynchronization of clocks appears between different altitudes on earth (simultaneity is relative). However, simultaneity (absolute for the...

20 May 2017 8,130 30 View

Does a new view of aberration of light solve galilean relativity?

Dear folllowers, Imagine you are in 1905, where experiments known today were not done. Does aberration of light exist for a source horizontal to a moving frame? Such a phenomenon (which...

23 July 2016 3,302 11 View

How to calculate the upwelling velocity around the shelf break with theoretical formula, and how about it under river plume condition?

I am wondering how to approximately calculate the upwelling velocity around the shelf break? Do we have any theoretical equations to quantify this physical parameters? If there are some equations...

05 April 2016 3,922 3 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 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

How to assign different material properties to each element in Abaqus ?

Hello, I am writing a python script to generate my model and write the input file. The problem is I have 1000 elements in my mesh and I want to assign different material properties to each...

01 March 2021 9,511 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials?

Hi, all! How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials? I have not find the choice for explicit element in Abaqus CAE. I am wondering whether it is possible...

25 February 2021 9,936 2 View

Is it possible to do optimization for a submodel in Abaqus?

I'm trying to run an optimization in Abaqus for a submodel with no luck, jobs are not being create for submission. Is this even possible? or is Abaqus limited to do Opt. for the model itself...

24 February 2021 4,908 5 View