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.

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.

A Semi-Discrete Model for Progressive Damage and Failure of Fiber Reinforced Laminates

15 Nov 2021 | Online Presentations | Contributor(s): Johnathan Goodsell

High-strength and high-stiffness carbon fiber-reinforced polymer composite laminates (CFRP) are being increasingly used for primary load bearing structures in many industries. The most common material system used is based on thermoset resins (matrix material), which come in the form of convenient...

Abaqus plugins for Nonlinear Acoustics

06 Jul 2017 | Downloads

This paper introduces generalized tools in the form of plugins for a commonly used commercial finite element package Abaqus/Standard to model the nonlinear acoustic methods for detection of delamination damage in composite laminates. The nonlinear acoustic methods typically involve exciting a...

Adaptive Multi-Scale & Multi-Fidelity Progressive Failure Analysis of Composites

14 Nov 2022 | Online Presentations | Contributor(s): Johnathan Goodsell

Although high-fidelity modeling of progressive damage has advanced our understanding of failure mechanisms in fibre-reinforced composites, such techniques are currently still too computationally intensive for direct application to composite structures. The multi-scale nature of damage in...

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...

Automating the Lay-up of Geometrically Complex Composite Structures Made from Preimpregnated Reinforcements: a Route to a Roadmap

04 Nov 2020 | Online Presentations | Contributor(s): Johnathan Goodsell

A significant amount of research and industrial effort has been expended on the development of equipment such as automated fibre placement machines to lay-up prepregged reinforcements into structures of relatively simple geometry such as wing skins and spars, and fuselage structures. These...

Bottom-up Composites Materials Design for Multifunctionality

02 Apr 2024 | Online Presentations | Contributor(s): Johnathan Goodsell

There are ample of evidence of materials hybridization at scale, even in nature, yields optimal respond to specific functions. In structural materials, hierarchical materials hybridization accounting for defects or porosity would offer optimal performance at reduced materials mass. Similar...

Capillary Effects in Fiber Reinforced Polymer Composite Processing: A Zoom on the Flow Front

06 Apr 2022 | Online Presentations | Contributor(s): Johnathan Goodsell

Capillarity plays a major role in many natural and engineered systems, from nutrient delivery in plants, management of humidity in soils, to heat pipes and porous systems for spill recovery. In composite manufacturing, particularly in Liquid Composite Molding processes, capillary effects take...

CATIA Composites Braiding

09 Mar 2015 | Animations

A tool developed with BMW for strong structural Composites parts. Composites braiding is for high output cylindrical parts with minimal waste.

Classical Laminate Plate Theory

13 May 2013 | Tools

Prediction of stresses and strains in a laminated plate of infinite in-plane dimensions. Allows for application of thermal and edge loads.

Composite Materials: Where We are and Where to Go (Mechanical and Electrical Properties of Polymer Composites)

02 Mar 2022 | Online Presentations | Contributor(s): Johnathan Goodsell

Composite materials have developed in the last 60 years from a just new material into a class of established engineering material with surprisingly outstanding properties. Best demonstrated as being the material of choice in the aerospace industry. The idea of fibre reinforced composites was to...

Composites Forming Simulations - on Physics & Data, Accuracy & Applicability

23 May 2023 | Online Presentations | Contributor(s): Johnathan Goodsell

Composites Forming processes, in particular stamp forming, offer the potential of high volume manufacturing of light weight structural parts. Such parts need to be designed with the process and its requirements in mind, in order to prevent process induced defects such as wrinkling or poor...

Composites in Sports: A Testbed for Cutting-edge Technologies

01 Mar 2024 | Online Presentations | Contributor(s): Johnathan Goodsell

The use of new materials to enhance sports performance is inevitable, and the development of sports equipment and apparel stands as a significant industry. Frequently, cutting-edge materials like composites find extensive use in sports equipment and are often introduced on the playing field long...

Control of Reaction Fronts for Rapid Energy-Efficient Manufacturing of Multifunctional Polymers and Composites

04 Jun 2021 | Online Presentations | Contributor(s): Johnathan Goodsell

This lecture describes a new manufacturing platform technology that allows for near net-zero energy fabrication of structural polymers and composites. The approach is predicated on the exploitation of a self-propagating polymerization reaction occurring in a system undergoing reaction and...

Defect Coupling Predicting the Strength and Life of Fiberous Composite Laminates

16 Oct 2020 | Online Presentations | Contributor(s): Johnathan Goodsell

After more than 30 years of careful experimental investigation and exhaustive development of discrete damage analysis methods including integrated computational mechanics methods, our community knows a great deal about how discrete defects such as matrix cracks and defect growth (e.g....

Development of Fiber Microstructure during Processing of Discontinuous Fiber Reinforced Composite Products

19 Apr 2024 | Online Presentations | Contributor(s): Johnathan Goodsell

Discontinuous fiber-reinforced composites are a special subcategory of composite materials that are used, due to the ability to process them into parts and structures of complex shape in an automated fashion via compression and injection molding, as well as extrusion processes. Discontinuous...

Effective Lamina and Laminate Properties

13 May 2013 | Tools

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

Emerging Role of Process Models & Simulations in Composites Manufacturing

07 Dec 2020 | Online Presentations | Contributor(s): Johnathan Goodsell

This talk will highlight the ever increasing benefits of process modeling in Composite Manufacturing processes. First, the use of science base approach of materials processing, which integrates material parameters with transport phenomena at various scales during manufacturing to create...

Fiber Orientation Prediction for Discontinuous Fiber Composites: Fundamentals and Future Trends

08 Feb 2023 | Online Presentations | Contributor(s): Johnathan Goodsell

When composite materials with discontinuous fibers are processed into their final shape, any flow alters the fiber orientation pattern and affects the properties of the final composite. It is now standard practice to predict fiber orientation patterns and the resulting mechanical properties in...