Shi Sulun

6 Questions 4 Answers 0 Followers

Questions related from Shi Sulun

What is the difference between creep deformation and stress relaxation ?

I understand the basic definition for both. I found a literature to describe both of them. In the paper, they states: If a stress is applied to a concrete body, the body experiences an elastic...

20 June 2024 484 3 View

Difference between creep deformation and stress relaxation deformation ?

I understand the basic definitions of creep and pressure relaxation. However, I am confused about the exact difference between them. See attached photo. Because a compression force is applied,...

18 June 2024 5,287 2 View

Varying Force With Straight Pre-Tensioning Strand [ANSYS APDL] ?

I am attempting to model a pretensioned concrete beam in ansys by varying prestressing force along the Straight Pre-Tensioning Strand. During the experiment, the beam was fabricated segment by...

20 December 2022 8,616 1 View

Difference between two volume creating methods?

I want to model two volumes as shown in the graph(see file). One is a solid cylinder and the other is a solid block. In reality, the cylinder is inside the solid block, and the solid block had...

22 September 2021 1,192 3 View

Defining pretress conditon in the finite modelling ?

There are three ways to apply the prestress in the FE package (e.g. Abaqus, ANSYS APDL) Initial stress Initial strain Temperature - Coefficient of Linear Thermal Expansion Hence, could anyone...

08 September 2021 1,299 4 View

Differences between creep and stress relaxation in material

I understand the basic definition for both. I found a literature to describe both of them. In the paper, they states: If a stress is applied to a concrete body, the body experiences an elastic...

01 January 1970 8,279 4 View