Solving a 3 degrees of freedom dynamic analysis using Matlab?

I am studying a three stories frame under a seismic load due to ground acceleration. the frame has three degrees of freedom, so the solution of the equation of motion must have 3x1 matrix. Knowing...

10 November 2018 4,253 0 View

I need the ACI 562 code of repair please ?

Does anyone have the ACI 562 for repairing concrete structures? thanks in advance ..

31 December 2017 9,229 3 View

How to mesh a solid part with inclined hole in abaqus?

i am modeling a post tension slab and it has a tendon profile. as seen in the attached picture ,what is the best method to mesh this solid region? and references or vedios? thanks

10 November 2017 1,111 2 View

How to define a connector element to represent the bond-slip relations between linear element (rebar) and solid element (concrete) in ABAQUS?

I am modeling a simply supported post tension slab subjected to impact load . The slab was modeled as a solid element whereas the tendons were represented as a linear elements (wires), knowing...

08 September 2017 4,870 0 View

ABAQUS ERROR !! The maximum ratio of deformation speed to wave speed error !??

07 August 2017 454 0 View

How can I define the losses in my post tension system in abaqus ?

02 March 2017 3,124 2 View

Modeling bond between concrete and reinforcement ?

I am modeling a post tension slab on abaqus and i want to define the bond between the concrete and the tendon using the method of cohesive element .. but I don't know what are the values of the...

02 March 2017 1,405 6 View

How can I model a post tension TENDONs ?

I am trying to model a post tension slab and i am facing a problem in defining the cables and the contact condition .. the system is unbonded system help please

07 August 2016 8,596 0 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Why Austenite grains in steel show much more twinning than ferrite grains?

It is oftentimes said to be a distinctive metallographic trait that differentiates a fully austenitic and a fully felly ferritic steel without etching that might distinguish between two. Why...

02 March 2021 728 2 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

What is the procedure to determine the permeability of concrete?

can anyone help me in this, it will help me with my research work

01 March 2021 834 3 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 3 View

How to assign different material properties to each element in Abaqus ?

Hello, I am writing a python script to generate my model and write the input file. The problem is I have 1000 elements in my mesh and I want to assign different material properties to each...

01 March 2021 9,511 3 View

Apart from Nanosilica and CNT's what are the other nanomaterials readily available to use in concrete mixture?

Nanotechnology in concrete materials

01 March 2021 3,379 3 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View