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Composite Materials: Where We are and Where to Go (Mechanical and Electrical Properties of Polymer Composites)
02 Mar 2022 | 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...
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Composites Forming Simulations - on Physics & Data, Accuracy & Applicability
23 May 2023 | 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...
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Composites in Sports: A Testbed for Cutting-edge Technologies
01 Mar 2024 | 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...
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Control of Reaction Fronts for Rapid Energy-Efficient Manufacturing of Multifunctional Polymers and Composites
04 Jun 2021 | 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...
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Defect Coupling Predicting the Strength and Life of Fiberous Composite Laminates
16 Oct 2020 | 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....
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Development of Fiber Microstructure during Processing of Discontinuous Fiber Reinforced Composite Products
19 Apr 2024 | 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...
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Effective Lamina and Laminate Properties
22 May 2013 | Tools
Calculate effective lamina and laminate properties from phase properties and layup.
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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...
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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...
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Fiber-Optic-Based In-Process Monitoring of CFRP Structures for Material Quality Assurance
27 Jan 2022 | Online Presentations | Contributor(s): Johnathan Goodsell
Although carbon fiber reinforced polymer (CFRP) composites have been used extensively in many aerospace structures such as Boeing 787 and Airbus 350, low-cost and high-rate production CFRP are highly demanded for next-generation single-aisle commercial aircraft. Competition has been increasing...
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Fibrous Shell Approach and 3D Second Gradient Modeling for Textile Composite Draping
10 Dec 2021 | Online Presentations | Contributor(s): Johnathan Goodsell
Composite manufacturing processes are often complex and process simulation is a way to avoid costly trial-anderror development. Simulations of composites textile reinforcements draping use shell finite elements for which the bending behavior is very particular. The fibrous composition of the...
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Free Edge Elasticity Solution
22 May 2013 | Tools
Simulate stress, strain and displacements in an composite angle-ply laminate subjected to uniform axial extension, anticlastic curvature and thermoelastic deformation.
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Free Edge Stress Analysis of Laminated Structures with Arbitrary Cross Sections Using Mechanics of Structure Genome
28 May 2014 | Publications
This is the master thesis from Lingxuan Zhou advised by Prof. Yu. In this thesis, free-edge stress analysis of composite laminated structures with arbitrary cross sections is dealt with using mechanics of structure genome (MSG). A cross-sectional analysis specialized from MSG is...
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Free-Edge Elasticity Solution: Tool Taxonomy and Evaluation
22 May 2013 | 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...
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Generalized Free-Edge Stress Analysis Using Mechanics of Structure Genome
28 May 2014 | Publications
This work reveals the potential of mechanics of structure genome (MSG) for the free-edge stress analysis of composite laminates. First, the cross-sectional analysis specialized from MSG is formulated for solving a generalized free-edge problem of composite laminates. Then, MSG and the companion...
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Gillespie CCM
19 Oct 2024 | Online Presentations | Contributor(s): SME Project
Presentation at the May 2013 Composites Design and Manufacturing HUB workshop
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Global Composites Experts Webinar Series
12 Aug 2020 | Series | Contributor(s): Johnathan Goodsell
The webinars examine the history, present capabilities, and future of composites science and technology. The goal of the series is to accumulate the vast knowledge of composites that has been developed over the past 50 years and to make it available to the global composites community. Each...
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Greg Schoeppner CDM Hub
15 Feb 2019 | Online Presentations | Contributor(s): SME Project
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Halpin-Tsai Micromechanics Model
22 May 2013 | Tools
Calculate homogenized lamina properties from fiber and matrix properties
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Hubert McGill
19 Oct 2024 | Online Presentations | Contributor(s): SME Project
Presentation at the May 2013 Composites Design and Manufacturing HUB workshop