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Questions related to Continuum Mechanics
Hello everyone, I am interested in learning single phase transport phenomena through porous media. However, I am confuse regarding the selection of a book. I want to learn the subject from both...
02 February 2017 10,071 2 View
Is the assumption on commonly used conversion between true and engineering stress for tensile testing wrong? When I Google conversion between engineering and true stress conversion, I found a ton...
11 November 2016 1,339 3 View
I need to draw an ellipsoid which has three semi-axes (assume a,b,c) and three Euler angles( assume alpha, betta and gamma), it's worth mentioning that I need to generate this ellipsoid by ABAQUS...
11 November 2016 9,682 9 View
It is interesting by the determination of the atomic pressure in solids. I read some paper about the viral stress which was introduced by Lutsko (J. Appl. Phys. 64 (3), 1988) using the local...
28 October 2016 3,384 1 View
Hi, How can i derive maximum deflection of tapered cone mounted with a cylinder, both having circular area of cross section when a point force is applied at the tip? (kindly look at the diagram...
12 October 2016 3,196 4 View
10 October 2016 2,654 1 View
10 October 2016 6,381 5 View
Nonlocal damage models are developed to remove the pathological mesh dependence of local damage models. A length scale is defined in these models to define the neighboring region that influence...
10 October 2016 8,437 10 View
07 October 2016 7,955 9 View
Hi all,I have a question about mohr's circles, especially the circle related to uniaxial traction stress.I don't understand the reason why the maximum shear stress is found on a direction rotated...
09 September 2016 5,646 7 View
Dear RG colleagues, There is some kind of confusion between two terms continuum mechanics & quantum mechanics for all mechanical engineer also when you as a librarian about theses two...
09 September 2016 1,656 2 View
Hello all, I am current going through the book by Belytschko et al. where they mention that Malvern(1969) made a distinction between "material particles" and "material points". Can you tell me...
09 September 2016 4,644 1 View
For a material in linear elastic regime, the work density is given as 0.5 * σ:ε ( double dot product of stress tensor and strain tensor)Say, a material is undergoing plastic deformation, also...
08 August 2016 1,829 4 View
I can easily get what a residual strain means.I can easily visualize it1) But how do I get a basic understanding of residual stress ? ?Other follow up questions :2) What are are the possible...
08 August 2016 1,064 4 View
One of the fundamental kinematic equation in crystal plasticity is the relation between the velocity gradient and slip rate. [ Please find the equation in the attached figure ] In general terms, L...
08 August 2016 10,091 4 View
I read a few papers wherein the lattice incompatibility is defined mathematically, taking the route of the non closure of the loop in the intermediate configuration and finally arriving at the Nye...
08 August 2016 8,859 0 View
Dear Researchers, I want to study Differential Geometry and Topology in the context of continuum mechanics. I request you to suggest some introductory text-books (at beginner's level). Thank you...
08 August 2016 9,231 3 View
01 August 2016 4,409 3 View
I've recently come across the paper "Micromorphic Description of Turbulent Channel Flows" of A. C. Eringen (attached) and, among all the theory and the striking (analytical) results contained...
26 July 2016 7,430 5 View
I want to know what will be the transformation matrix in 3D to determine stresses(normal and shear stresses) on a plane whose direction of cosines are known. How to determine Euler angles for new...
07 July 2016 2,232 8 View
07 July 2016 3,179 6 View
Dear community, I am doing a simulation with umat. The plastic strain is negation at some nodes, however its vanish or positive at the integration points of the corresponding elements. What may...
07 July 2016 1,062 14 View
Dear All, I am a new Abaqus user, I try to make contact between rigid surface and nodes. I apply the displacement boundary for the rigid surface and use Static, General step to solve the problem....
06 June 2016 7,475 4 View
Hi , i want to know about BFEM disadvantages can anybody help me? where can i found a brief and useful answer for it? Thanks for helping me
06 June 2016 1,947 1 View