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Questions related from Rémi Thanwerdas
Hello, I would like to reproduce a test configuration in which an acceleration is set at the base of the specimen. There are 4 fasteners with contacts (Coulomb) and I need a time analysis, not...
06 June 2017 6,181 3 View
Hello, I have a dynamic implicit model with friction interfaces in Abaqus. In dynamic implicit, you cannot enter critical damping ratios, as you can do in steady-state dynamics, Modal. So you...
01 January 2017 3,248 2 View
Hello, I am trying to identify some models using the Design Of Experiments method. First I identify the main parameters from a two levels fractional plan. Then I do a full factorial plan with the...
12 December 2016 7,544 9 View
Hello, I am trying to model a threaded joint in Abaqus. I would like to study the impact of the initial acceleration on the sliding behaviour of the joint. I have taken the contacts into account...
06 June 2016 8,871 3 View
Hello, I have to model the contact between two surfaces. To do that, I use a constitutive contact model, in which I need the 3 roughness parameters Rq (RMS rugosity), etha (number of asperities...
02 February 2016 6,049 6 View
Hello everyone, I have to use an hysteretic friction model. I am trying to code this in Abaqus by using the FRIC subroutine. The language is Fortran 77. I am testing my code on a very simple model...
11 November 2015 6,083 1 View
Hello everyone, I am trying to model a friction behaviour in Abaqus. To do that, I use the FRIC subroutine. The model works fine in loading, but it changes when unloading, so I have to use a...
10 October 2015 4,618 3 View
Hello, I am working on bolted joints loosening, when subjected to transversal dynamic loads. In my case, I would like to maximise the damping in the joint to reduce the natural frequencies of the...
08 August 2015 7,438 9 View
Hello, I am studying the dry sliding behaviour of some materials. I have to clean some small metallic parts that will be in contact. The contact zone is a circular plane rough surface. After they...
08 August 2015 4,788 8 View
Hello, I am using the "simple" model you can see on the images below. I would like to use the FRIC subroutine to define a friction model. I would like to start with the Coulomb model and then...
07 July 2015 1,123 10 View
Hello, I have to study the contact of a an elastic body over a rigid plane in Abaqus. The indenter is a cylinder so the shape of the contact area is circular. The plane is considered...
06 June 2015 1,602 5 View
Hi, I have to study the contact of a an elastic punch over a rigid plane in Abaqus. The indenter is a cylinder so the shape of the contact area is circular. The plane is large enough to be defined...
06 June 2015 3,359 3 View
