For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

How can misfit between business requirents and ERP system business process be reduced?

One main reason for failure of most ERP implementations is the misfit between business requirents and ERP system business process be reduced. How can the misfit between business requirents and ERP...

22 February 2021 5,709 5 View

How to perform Kaplan-meier survival analysis in SPSS?

Hi everyone, This is my first time of attempting to run survival analysis. I have a data on patients with End-stage Kidney Diseases (ESKD). I would want to run survival probability by treatment...

16 February 2021 2,647 3 View

Hello .Ineed a researchs about systolic heart failure any one can help me ?

Am a master student .I need an information about this case to write my thesis?

09 February 2021 9,706 2 View

Discrete solution , process hf3d error: Failure in solving matrix - how to solve this error in hfss?

a unit cell of metamaterial has to be analyzed in simulation using hfss. The solution frequency is 10 GHz and range is from 5 to 15 GHz with sweep and interpolating linear step method. Number of...

23 January 2021 2,566 4 View

Continuum Damage in ANSYS Workbench?

Hey, i basically want to simulate a tensile test to validate the damage model of my composite material. When using the instant stiffness reduction the results converge but are not sufficent....

12 January 2021 2,313 3 View

How to solve "Insufficient data specified to develop the failure surface for material 1" in ANSYS APDL?

I'm running a reinforced concrete beam analysis model, all the constraints and loads are set. all the steel material properties are set. I'm using SOLID65 for concrete elements, LINK180 for rebars...

09 January 2021 7,349 1 View

Why internal energy absorbed during impact is different when simulated with solid and shell elements using abaqus?

I am trying to simulate high velocity impact of rigid spherical projectile on a rectangular plate using Abaqus Dynamic Explicit. Particulars of Projectile Diameter : 12 mm Mass : 7.05g,...

04 January 2021 10,022 3 View

How can I carry out the experiment in MATLAB?

03 January 2021 9,377 2 View

How to define thermal failure in Abaqus?

Hi, everyone, I am simulate the impacting CFRP model, I want to know how to define thermal failure during the impact process because epoxy degraded owing to thermal effects. Thank you so much for...

25 December 2020 7,424 3 View