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Questions related from Spyros Asrva
I am new to Gmsh and I have a problem on how to find the boundary nodes from mesh file.My mesh file and model are given below.
04 May 2020 6,921 1 View
I am studying a 2D model for ideal plastic case.I am confused why different element size gives different results,I know that more elements give better results but at least the results should be...
09 September 2019 870 9 View
Does hourglass instabilities exists in a Q4 elements with reduce integration using 2 Gaus points?
20 February 2019 6,142 7 View
Sorry for my silly qustion but I am a little bit confused on how to determine load vecto in fem.My question is when do we include reaction forces in nodes to our load matrix? For example in this...
27 January 2019 4,142 0 View
My question is how to increase the continuity of displacements in case of truss or plane elements. For example from C0 continuity to C1.Is this possible?
23 January 2019 5,631 4 View
Hey guys I want to ask a question regarding the BC's on this pipe.Should I fix only the face of the flanges or the whole flange?Also,should I fix the bolt holes? Thank you very much
13 January 2019 3,569 1 View
I have a problem in how to determine the load vector in this problem.My question reffers to the load vector with maximum value q1 which is applied inside the 4node finite element.(q0 is applied on...
11 January 2019 7,657 7 View
Guys I'm new in abaqus and I have some problems.I am struggling to mesh a flanged pipe.I know that I have to create partitions but I can not do it.Any suggestions?
03 January 2019 7,838 6 View
i am working on a project using sap2000 and i need to take stiffness and mass matrices and pass them to matlab
28 February 2018 8,710 6 View
I am writting a code to simulate elasto-plastic behaviour of a 2D plane stress model.The finite element discretization is based on quadrilateral elements.My question is based on calculation of...
01 January 1970 5,079 5 View
I am familiar using abaqus for solving static FE problems but how can I implement a linear elastodynamic model in abaqus? I want to test how displacements are changing in time when a...
01 January 1970 7,399 1 View
In order to solve a time-depended PDE which method is better to use Forward or Backward Euler method,especially when we are talking about small time steps?Which of this methods are more stable?
01 January 1970 9,261 27 View
Suppose we have an unstructure mesh.How can I estimate the number of non zero entries per row in order to pre-allocate for the sparse matrix?
01 January 1970 6,320 0 View
Assume we want to perform a buckling analysis of a slender beam with on end fixed and with a bending force on the other end. The analysis will take place in abaqus. The steps that I am following...
01 January 1970 9,372 0 View
