Solid Mechanics

Solid mechanics is the branch of mechanics, physics, and mathematics that concerns the behavior of solid matter under external actions (e.g.,... | Contact experts in Solid Mechanics to get answers

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Questions related to Solid Mechanics

How can i fix these warnings and errors in ansys workbench?

Hi everybody. How can i fix these problems in ansys workbench, i am modeling RC beam, using Solid65 element. Warnings: 1- Element shape checking is currently inactive. Issue SHPP,ON or SHPP,WARN...

03 March 2017 2,119 3 View

What is the cause of triaxial stress constraint?

delamination phenomenon on steel fracture

03 March 2017 5,015 7 View

Is there any paper out there giving the equation to crack turning angle (bifurcation angle) for transversely isotropic materials?

Hi I am looking for the equation defining the crack bifurcation angle in transversely isotropic material, there are numerous paper out there for isotropic material (worked by Sih and Erdogan),...

03 March 2017 4,098 1 View

What is the domain validity for the viscosity parameter in the Perzyna viscoplastic model?

In different studies, I have seen various values for this parameter which are not of the same order for different physical problems. As far I know, for the impact problems this parameter has taken...

03 March 2017 1,781 2 View

Modelling the impact into soil in Abaqus

Hi everyone, I am trying to model the impact of a spear into the soil in Abaqus. I modelled it as an axisymmetric model and used Drucker-Prager plasticity model for the soil. Every time I run...

03 March 2017 2,970 6 View

Solid mechanics:Wood sticks and iron bars, why is it easy to be broken and Pull off more difficult?

Wood sticks and iron bars, why is it easy to be broken and Pull off more difficult?

03 March 2017 291 0 View

Am i using infinite acoustic elements in abaqus correctly?

I have a hemispherical-shaped part in abaqus, and i want to define acoustic infinite elements on the round surface. To accomplish this i have taken the following steps: - define a reference point...

03 March 2017 9,376 4 View

How can we compute nodal displacements in finite elements using non-zero displacements as boundary condition on some of the nodes?

Please see the attached picture. I have the x-displacements and y-displacements for node 13, 14 and 15. (I do not have force boundary condition). I want to apply the given nodal displacements as...

03 March 2017 9,906 5 View

I want to define the radius of curvature in a beamfrom the results of W giving by ABaqus in different nodes R=W"(x) and we have numerical points?

I need to evaluate the radius of curvature in a beam by using the results of displacement due applying a stress in a beam gived by Abaqus. Thank you .

03 March 2017 6,729 5 View

What value should be given for 'displacement at failure' in abaqus?

I am trying to simulate a bullet impact into Aluminum-1100 plate which is 5mm thick. The conical bullet's velocity is 375 m/s and I modeled it as a rigid body. I am not sure what value for the...

03 March 2017 6,486 4 View

How to enforce a kinematic constraint among nodes in ABAQUS ?

Hello all,I would like to enforce a constraint among a group of N nodes in ABAQUS likeUx (node1) = Ux (node 2) = Ux (node 3) = ... = Ux (node N) I have seen a couple of options like kinematic...

03 March 2017 1,298 19 View

How to resolve warnings about relative error in comsol?

I have a model that consists of two squares that are one on the other separated by 10 mm. The bottom square measures 60 mm, is pine wood with tangential behavior (with a poisson coefficient of...

03 March 2017 8,404 0 View

How can I extract the shear stress froma plane strain simulation of a beam in flexion?

Hello! Im simulating the response of a 2D composite beam in plane strain and I'm having a result that doesnt make sence from the analytical point of view. I'm fairly new to abaqus, so I'm not sure...

03 March 2017 3,451 3 View

How can I resolve the stress distributions on the edge of a finite element to equivalent forces acting on the nodes?

In finite elements, I have an element (please see the attached picture) with different stress distributions on its different edge. Please, how can I resolve the stress distributions on the edge...

03 March 2017 8,985 4 View

How to deal with excessive element distortion in Abaqus?

I have developed a 3D half symmetric scratch model using Abaqus/Explicit consisting of two parts an analytically rigid conical indenter and an elastic-plastic deformable specimen. I have...

03 March 2017 2,188 10 View

How to expand the elastic model after squeezing and rise the squeezing plate?

I am trying to do a dynamic explicit Abaqus analysis, where I squeeze the specimen with a plate with certain velocity. The rigid plate starts squeezing the specimen, slows down and stops at a...

03 March 2017 6,195 2 View

Plain Concrete Rigid Pavement?

For unreinforced concrete carriageway, what is the sequence of closing andopening of expansion joints and contraction joints?

02 March 2017 4,954 3 View

How can I arrange the global stiffness matrix of a 2D finite elements with each square or rectangle made of different materials?

Each of the squares or rectangular elements is made of different materials with different Young's Modulus (see the picture below). I can compute the 8 x 8 stiffness matrix for each of the...

01 March 2017 2,770 4 View

Is there any harmful effects of concrete additives on the strands ?

In prestressed concrete, additives always are used. There are different types of them. There effects should be known.

28 February 2017 812 15 View

How can I create a damper/spring-foundation under a steel beam in dynamic explicit in Abaqus ?

Hi, I am new to abaqus. I am modelling a steel cantilever beam under impact loading in abaqus. I used solid-homogeneous as my section. I created a step "Dynamic-Explicit"(time period=0.01),...

26 February 2017 1,658 3 View

How can I give in ANSYS APDL, a load(in terms of displacement) such that an incremental strain rate of 0.001ps-1 can be applied?

I am trying to run a simulation in APDL, where I need to give incremental strain rate. I am giving a displacement of 5 units for a beam of length 10. How do we do it in incremental steps?

25 February 2017 2,407 3 View

How to evaluate Johnson-Cook material constant (A,B,n,C,m) from a true stress vs true strain data?

I have some experimental data from tension tests,compression tests on a material and need to formulate a model using Johnson cook's approach (paper: "A Constitutive model and data for metals...

22 February 2017 5,257 7 View

How can I put cohesive contact surfaces in a 2D explicit finite element model in Abaqus ?

Hello everyone, I'm using Abaqus in explicit. I know how to use cohesive surfaces in 3D explicit (general contact => individual property assignements) but in 2D explicit I can't define general...

20 February 2017 3,778 5 View

I have read that when we consider a plane strain condition in a pure bending we also assume that strain1= - strain2. Why is this ocurring?

Being the direction 1 along the sheet, direction 2 through thickness and direction 3 in the wideness... I am considering that in a plain strain condition (strain3=0), elastic strain 3 + plastic...

17 February 2017 7,801 6 View

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