Composite Stiffness Property Prediction

07 Aug 2017

Micromechanical models for the composite axial tensile, transverse tensile, and axial shear are combined into one tool with the objective of comparing their effectiveness as property prediction methods.  Rule of mixtures models (ROM) and the composite cylinder model (CCM) results for...

Puck Failure Criteria

31 Jul 2017

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...

Finite element unit cell model based on ABAQUS for fiber reinforced composites

26 Jul 2017

Micromechanical investigations of polymer matrix composites with shape memory alloy reinforcement

18 Jul 2017

Numerical characterization of effective fully coupled thermo-electro-magneto-viscoelastic-plastic response of smart composites

18 Jul 2017

Computational evaluation of effective stress relaxation behavior of polymer composites

11 Jul 2017

This paper presents a micromechanics model to characterize the effective stress relaxationstiffness of polymer composites. The linear viscoelastic behavior of polymer material wasmodeled by hereditary integral. The proposed model was established based on thevariational asymptotic method for unit...

MUL2-UC Beam modeling of periodically heterogeneous composites

13 Jun 2017

The micromechanics code MUL2-UC is developed to work as an efficient and high-fidelity tool for the computation of the effective stiffness matrix and the recovering of the local fields of periodically heterogeneous composite structures. The main novelty is that higher-order beam theories are...

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

18 May 2016

This is the presentation given as a Purdue Solid Mechanics Seminar on 5/18/2016. It summarizes the most recent devleopments up to the time of presentation. 

2015 cdmHUB Workshop

05 Jan 2016 | Series

Composites Design, Analysis and Manufacturing Workshop held at Purdue University on November 3-5, 2015.  Both lectures slides and lecture videos are presented.

Presentation of Micromechanics Simulation Challenge Level I Initial Results

04 Aug 2015 | Downloads

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...

Skill of Using Surface Element in ANSYS

26 Mar 2015 | Downloads

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...

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

29 Nov 2014 | Publications

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 the necessary information to link materials genome and...

The Mission, Vision and Programs of the Composites Design and Manufacturing HUB

08 Oct 2014 | Teaching Materials

The presentation outlines the mission, vision and programs of the Composites Design and Manufacturing HUB as of October 2014.

Composite Materials and Structures 1972-2012: Grand Challenges

19 Sep 2014 | Teaching Materials

Professor R. Byron Pipes presents the Grand Challenges for Composite Materials for the next 40 years at the American Society of Composites Conference in Arlington, TX on October 2, 2012.

2013 Composites Design and Manufacturing HUB Kickoff Workshop

04 Sep 2014 | Series

The Composites Design and Manufacturing HUB held a kick-off workshop at Purdue University on May 29-30, 2013 with over 100 attendees from industry, academia and government.  Select presentations from the workshop are included in this series.

HyperSizer Pro Software from Collier Research

20 Aug 2014 | Tool Information

HyperSizer® is Design, Analysis, and Optimization Software for Composite and Metallic Structures HyperSizer is used throughout the design process--including certification--to quantify all critical failure modes, reduce structural weight, and sequence composite laminates for fabrication to...

Announcement for the 2014 Composites Design, Analysis and Manufacturing Workshop

27 Jun 2014 | Teaching Materials

Flyer announcement for the 2014 Composites Design, Analysis and Manufacturing Workshop to be held at Purdue University, August 5-7, 2014.The Composites Design and Manufacturing HUB is holding a hands-on workshop in composites design, analysis and manufacturing. Join us at Purdue University on...

Interlaminar Stresses in Symmetric Angle-Ply Laminates Subjected to Anticlastic Bending Deformation

04 Jun 2014 | Tool Information

The aim of the present work is to develop a solution for the interlaminar stress field in a symmetric and balanced,  angle-ply laminate subjected to anticlastic bending deformation.  Further, this class of problems is considered in order to elucidate the behavior of angle-ply laminates...

Free-Edge Elasticity Solution: Tool Taxonomy and Evaluation

22 May 2014 | White Papers/Research Documents

A review of the free-edge elasticity solution tool, including tool taxonomy and evaluation.  An overview of the solution development is provided, followed by numerous examples of tool use and evaluation.  The document concludes with an evaluation of the tool maturity level.  The...

Effective Lamina and Laminate Properties

22 May 2013 | Tools

Calculate effective lamina and laminate properties from phase properties and layup.