Zoheb Nawaz

12 Questions 10 Answers 0 Followers

Questions related from Zoheb Nawaz

How to model different loading and unloading pattern for non linear spring element?

Hello Everyone, I am trying to simulate a shear cyclic behavior of a spring element in ABAQUS. In the experiment performed, I am getting unsymmetrical behavior, as shown in Figure. loading is...

20 June 2023 1,708 4 View

Can anyone help me in defining nonlinear spring element in ABAQUS?

Hello Everyone, I am trying to define a non-linear spring element in Abaqus using the following values. -8505.0193, -40 -6854, -30 -5514.401, -20 -4075.366, -10 0, 0 4075.366, 10 5514.401,...

09 June 2023 5,529 5 View

Why intial spike in force displacement curve in Abaqus software?

Hello Everyone, I am trying to simulate rubber behavior by giving incremental cyclic displacement. When I generate a force-displacement curve I get spikes near zero displacement as shown in...

30 May 2023 2,788 0 View

Can anyone help me with modelling user element in ABAQUS?

Hello Everyone, I have a subroutine for Elastomeric bearing. I want to use it for simulation in ABAQUS. For that, I need to define two noded UEL and assign them between two 3d Objects, as shown in...

26 September 2022 2,770 1 View

Can anyone help me with the problem of hyperelastic coefficients in abaqus?

Hello Everyone, I have done a uniaxial test on rubber and data (attached with the post) has been used in Abaqus to get YEOH's coefficient. But I am getting a warning that it is unstable? Can...

05 February 2021 6,229 3 View

Can you please help with the problem modeling a damper in ABAQUS?

Hello everyone, I am trying to model a damper in ABAQUS. I have obtained hyperelastic properties using a uniaxial tensile test and viscoelastic properties by relaxation test conducted in the...

10 January 2021 4,653 1 View

Can anyone help me with the constraint between two rods?

Hello Everyone, I am trying to model a wire mesh in abaqus. I have modeled it with 1mm circular cylinder. I want to give a tie constraint to the perpendicular wires. I am unable to find it in...

17 December 2020 3,717 6 View

How to convert Time Domain DMA data to prony series?

Hello Everyone, I have Time Domain DMA data of rubber i.e. loss modulus and storage modulus varying with time with constant 1 hz frequency. I need to convert it into prony coefficient. I need to...

10 December 2020 5,435 3 View

How can I model concrete damage plasticity in OPENSEES?

Hello Everyone, I have modelled an Unreinforced Masonry in Abaqus using Concrete Damage Plasticity Model. I want to model the same concrete damage plasticity parameters such as tension damage...

11 March 2020 3,558 3 View

Can anyone help me in getting inelastic strain & Cracking strain from the graph?

Hello Everyone, I am trying to validate my masonry model in abaqus using the paper " Choudhury, T., Milani, G., & Kaushik, H. B. (2015). Comprehensive numerical approaches for the design and...

28 February 2020 1,836 3 View

Abaqus_Masonry-Large Displacements-Can you please help me with it?

I have modelled a Unreinforced Masonry in Abaqus and have applied for ElCentro Time History. But the displacements I am getting is around 105 mm. The same model model when analyzed with Opensees...

23 January 2020 8,907 3 View

Can anyone help me with the macro modelling of Masonry in Opensees?

Hello Everyone, I am trying to model masonry using macro-modelling in opensees. I have read literatures regarding equivalent frame model. But I am unable to get how to proceed with opensees. can...

08 January 2020 9,472 5 View