Eirini Pitsiougka

6 Questions 5 Answers 0 Followers

Questions related from Eirini Pitsiougka

How do i calculate equivalent von Mises stress in a 2d fem model?

I want to calculate the equivalent stress for an elasto-plastic analysis.Which is the correct way to do it: 1) Calculate stresses at each Gauss Point and then evaluate equivalent stress at each...

01 October 2020 2,485 3 View

Can higher order Lagrange shape functions increase the continuity inside the element?

My question is can we have higher order continuity inside an element while it has C0 continuity between other elements?For example a plane element has C0 continuity between elements can we...

31 January 2019 1,642 3 View

Does C-1 continuity of the stress field leads to not accurate approximation of it?

In linear fem for truss and plane elements we have C-1 continuity regarding stresses.Does that lead to a worse accuracy or approximation than C1 continuity?

24 January 2019 2,402 0 View

Which has better accuracy 6-node triangular element or 4-node quadraqular element?

The 6node triangular element and the 4node quadrangular have the same order (p=2), so which one has better accuracy and why?

19 January 2019 3,536 7 View

Should i use a connector for a piston in abaqus?

Should I use a connector for the interaction between piston head and pin or just BC's?

16 January 2019 1,315 3 View

Can we use 3D elements for bending problems?

Can we use solid elements for bending problems?If yes do these elements give accurate results?

01 January 1970 3,127 2 View