Prepreg Platelet Composite Molding & Performance Workshop

14 Feb 2023 | Series

This series contains the talks presented on the Prepreg Platelet Composite Molding and performance Workshop on October 26, 2017 at Purdue University following the 32nd Technical Conference of the American Society for Composites.

Presentation of Micromechanics Simulation Challenge Level I Initial Results

04 Aug 2015 | Downloads | Contributor(s): Andrew J Ritchey, Johnathan E Goodsell, Hamsasew Sertse, Wenbin Yu, Byron Pipes

The attached slides summarize the Micromechanics Simulation Challenge Level I Initial Results in a presentation format. The complete report can be found at https://cdmhub.org/resources/948, and all the files supporting the results can be found...

PreVABS

16 Nov 2017 | Downloads | Contributor(s): Su Tian, Xin Liu, Haodong Du, Wenbin Yu

PreVABS is a pre-processing tool for VABS and SwiftComp. This tool is designed to reduce the workload of preparing input files of beam cross sections for VABS and SwiftComp, and to make the process automatic for the design and optimization purpose. Cross sections with general and...

Process Simulation with COMPRO

15 Feb 2019 | Online Presentations | Contributor(s): Michael Texeira

Puck Failure Criteria

31 Jul 2017 | Downloads | Contributor(s): karan kodagali

Composite materials have been established as competitive materials during the last few decades due to their high strength to l ow weight ratio among other advantages and are widely used in many industries. A recent study has found that the industrial usage of composite failure...

Python and fortran script to create Abaqus input file for discretized addition of material in additive manufacturing (3D printing)

01 Jul 2017 | Downloads | Contributor(s): VINAY DAMODARAN

In additive manufacturing, especially, fused deposition modeling, material is continuously added over a print substrate. To simulate the process in finite element analysis, a discretized approach is used where finite number of blocks are added to the domain to simulate material addition. In the...

Random Fiber/Matrix Model Generator

01 Jul 2017 | Downloads | Contributor(s): Micheal Keith Ballard

A tool for the creation of 2D fiber/matrix models that have a random arrangement of fibers.  It can create a random representative volume element of a fiber/matrix microstructure that has both a periodic mesh and geometry, allowing convenient application of periodic boundary conditions...

Randomization algorithm for the micromechanical modeling of fiber-reinforced Polymer Matrix Composites

02 Jul 2017 | Downloads | Contributor(s): Eric Jason Carey, Marianna Maiaru

Polymer Matrix Composites (PMCs) are replacing metallic materials in many engineering fields such as aerospace, naval and mechanical engineering. Failure in PMCs can happen due to matrix cracking, fiber failure, fiber/matrix debonding and delamination. Performing damage and failure analysis...

Recent Developments in Computational Approaches to Model Laminated Composite Shells and Damage and Fracture in Solids

16 Feb 2021 | Online Presentations

In this lecture, two different topics of considerable interest to composite materials and structural mechanics communities are discussed. The first topic deals with the development of locking-free shell finite elements with thickness stretch for the nonlinear analysis of isotropic and laminated...

Rheology of Carbon Fiber Thermoplastic Polymer Composites

26 Apr 2021 | Online Presentations | Contributor(s): Byron Pipes

The rheology of fiber–reinforced thermoplastic composites will be presented with specific focus on several topics studied over the past three decades. Interest in the elongational viscosity of collimated, discontinuous fiber systems was initiated by the introduction of impregnated,...

Schoeppner AFRL

15 Feb 2019 | Online Presentations | Contributor(s): Johnathan Goodsell (editor), Greg Schoeppner

Presentation at the May 2013 Composites Design and Manufacturing HUB workshop.

Schuett Dassault

15 Feb 2019 | Online Presentations | Contributor(s): Johnathan Goodsell (editor), Ove Schuett

Presentation at the May 2013 Composites Design and Manufacturing HUB workshop

Simulation of bias tension of woven fabric using PAM-FORM

11 Aug 2017 | Animations | Contributor(s): Tian Tang

Simulation of prepreg platelet compression molding: Method and orientation validation

18 Jul 2019 | Publications | Contributor(s): Sergey Kravchenko

Prepreg platelet molding compounds (PPMCs) offer improved performance potential as compared to short-fiber composites and increased geometrical complexity as compared to continuous fiber composites. The increased adoption of PPMCs in automotive and aerospace applications necessitates the...

Skill of Using Surface Element in ANSYS

26 Mar 2015 | Downloads | Contributor(s): Fang Jiang

Dear All, For those ANSYS users, please check the attached skill of using surface element, “Surface_Effect_Elements.pdf”, to apply the surface tangent traction. It works well for homogenization simulations, and also for some beams structure validations. This attached zip file also...

State of the Art of Rheology of Concentrated Suspensions

26 Nov 2017 | Online Presentations | Contributor(s): Donald Baird, Gregory Lambert, Hongyu Chen, Peter Wapperom

Presented by Donald Baird. Distributed with permission.

State of the Art of Rheology of Concentrated Suspensions

14 Feb 2023 | Online Presentations

Structural Self-sensing Based on Measuring the Resistance, Capacitance or Inductance of the Structural <aterial, Without Sensor Incorporation

06 Nov 2023 | Online Presentations | Contributor(s): Deborah Chung

Structural self-sensing refers to a structural material sensing itself without sensor incorporation. Compared to sensor incorporation, advantages include low cost, high durability, large sensing volume and the mechanical properties being not degraded. The self-sensing ability makes the structural...

Structure Genome: Fill the Gap between Materials Genome and Structural Analysis

06 Jan 2015 | Online Presentations | Contributor(s): Wenbin Yu

This presentation is given at 2015 AIAA SciTech conference. A new concept, Structure Genome (SG), is proposed to fill the gap between materials genome and structural analysis. SG acts as the basic building block of the structure connecting materials to structures and the mechanics of SG governs...

Structure Genome: a Unified Multiscale Approach to Bridging Materials Genome and Structural Analysis

06 Feb 2021 | Online Presentations | Contributor(s): Wenbin Yu

This Talk was given at GALCIT (Graduate Aerospace Laboratories of the California Institute of Technology): https://galcit.caltech.edu/events/89673​ Materials Genome Initiative (MGI) and Integrated Computational Materials Engineering (ICME) aim to accelerate discovery, developing, manufacturing,...