Tags: Global Composites Experts Webinar

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  1. Composites in Sports: A Testbed for Cutting-edge Technologies

    01 Mar 2024

    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...

  2. US-COMP: Next Generation of Composites Materials for Crewed Deep Space Missions

    15 Dec 2023 | Contributor(s):: Greg Odegard

    Current state-of-the-art composite materials are not light/strong enough for crewed missions to Mars and beyond. Structural components of deep space vehicles require lighter/stronger materials for fuel efficiency. The NASA Space Technologies Research Institute (STRI) for Ultra-Strong Composites...

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

    06 Nov 2023 | 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...

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

    23 May 2023 | Contributor(s):: Remko Akkerman

    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...

  5. M3 – A Sustainable Approach to Vehicle Light-weighting with Composites: Methods – Materials – Manufacturing

    07 Apr 2023

    The presentation will introduce our house of competence, KIT and Fraunhofer ICT and introduce our MMM approach to engineered lightweight solutions for specific industries. This comprises of the development of virtual process chains, material and manufacturing solutions for relevant technologies...

  6. Imparting Robustness to Out-of-Autoclave Prepregs

    09 Mar 2023 | Contributor(s):: STEVEN NUTT

    Autoclaves have long been used to ensure robustness in the production of composite parts. However, they present a production bottleneck, as well as high capital and recurring costs. Out-of-autoclave prepregs were introduced to allow oven curing and thereby address some of these issues. These OoA...

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

    08 Feb 2023 | Contributor(s):: Charles Tucker

    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...

  8. Master Laminates to Simplify Design, Manufacturing, and Testing of Composites

    12 Dec 2022 | Contributor(s):: Stephen W Tsai

    Composite materials and structures have traditionally been viewed as more complicated than metals. With master stiffness and failure envelopes composites are as simple as metals. Stiffness of laminates can be split into two part: one for trace that represents the total stiffness capacity; one for...

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

    14 Nov 2022 | Contributor(s):: Tong-Earn (TE) Tay

    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...

  10. Multiscale Modeling of Damage Mechanics of Fiber Reinforced Polymer Composites From Micro- to Macroscale: The (Virtual) Reality and Challenges Ahead

    13 May 2022 | Contributor(s):: Wim VAN PAEPEGEM

    Multi-scale modelling of composites is a very active topic in composites science. This is illustrated by the numerous sessions in the recent European and International Conferences on Composite Materials, but also by the fast developments in multi-scale modelling software tools, developed by large...

  11. The Story of Permeability in Liquid Composite Molding (LCM): How to Devise and Validate Process Simulation Software?

    13 Apr 2022 | Contributor(s):: Francois Trochu

    Permeability characterizes the capability of establishing a fluid flow through a porous medium. This lecture aims to present a summary on the state-of-the-art knowledge on permeability in LCM together with a discussion on open questions. The Story of Permeability in Liquid Composite Molding (LCM)...

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

    06 Apr 2022 | Contributor(s):: Véronique Michaud

    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...

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

    02 Mar 2022

    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...

  14. Fiber-Optic-Based In-Process Monitoring of CFRP Structures for Material Quality Assurance

    27 Jan 2022 | Contributor(s):: Nobuo Takeda

    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...

  15. Fibrous Shell Approach and 3D Second Gradient Modeling for Textile Composite Draping

    10 Dec 2021 | Contributor(s):: Philippe Boisse

    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...

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

    15 Nov 2021 | Contributor(s):: Anthony M Waas

    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...

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

    04 Jun 2021

    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...

  18. Sustainable Manufacturing of Composite Materials

    21 May 2021 | Contributor(s):: Pascal Hubert

    The growing use of composite materials in aerospace, transportation, recreational products and renewable energy production manufacturing has created a critical need for low-cost sustainable manufacturing methods. The current methods of consolidation and cure are not compatible with the projected...

  19. Rheology of Carbon Fiber Thermoplastic Polymer Composites

    26 Apr 2021 | 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, stretch...

  20. Practical Developments in Multiscale Modeling of Composites

    07 Apr 2021 | Contributor(s):: Steven Arnold

    Validated models (be they data driven or physics based) can accelerate the design, certification, and ultimate deployment of novel materials and structures by allowing rapid iteration and virtual experimentation while at the same time minimizing the need for expensive and time consuming physical...