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Showing 1 to 9 of 9 for “"composite sandwich structures"”.
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Permeability and Flammability Study of Composite Sandwich Structures for Cryogenic Applications
… reusable space transportation systems primary structures including cryogenic tanks. A number of carbon and aramid fiber reinforced plastics have been considered for the liquid hydrogen tanks. Materials selection is based upon mechanical properties and containment performance (long and short …
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Effect of Aerogel on the Thermal Performance of Corrugated Composite Sandwich Structures
… The application of these materials into composites can result in enhancing a material's thermal and mechanical properties when exposed to mechanical testing.</p> <p>The main objective of this study was to perform theoretical and experimental analysis on a corrugated composite sandwich …
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Effects of Delamination on Composite Sandwich Structures Under Static and Fatigue Loading
… the experimental and numerical analysis of composite sandwich structures under monotonic and fatigue loading. The sandwich skins were made of fiberglass and the core used was a closed cell PVC foam. Initial delaminations were introduced into the sandwich structures during manufacturing to …
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Improving Damage Tolerance of Composite Sandwich Structures Subjected to Low Velocity Impact Loading: Experimental and Numerical Analysis
<p>Sandwich structures with composite facing skins have seen applications in variety of sectors including aerospace and automobile, owing to their high specific mechanical properties. However, there is a need to develop better damage tolerant sandwich structures since conventional composite facing …
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MULTI-SCALE MECHANICS OF COMPOSITE SANDWICH STRUCTURES WITH BIOLOGICALLY INSPIRED FIBER REINFORCED FOAM CORES: A POTENTIAL TEMPLATE FOR DEVELOPING MULTIFUNCTIONAL STRUCTURES
… modeling approach for developing bio-inspired composite sandwich structures. The source of bio-inspiration was chosen to be Palmetto wood, a naturally occurring porous composite material with macrofiber reinforcement. Characterization of Palmetto Wood at multiple length scales revealed that the …
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Advanced composites using non-autoclave processes: manufacturing and characterization
… processes to manufacture high performance composites for aerospace applications. In Paper 1, vacuum assisted resin transfer molding (VARTM) process was developed for elevated temperature composites. Use of VARTM process for fabricating high temperature resins presents unique challenges such …
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Vacuum Assisted Resin Transfer Molding of Foam Sandwich Composite Materials: Process Development and Model Verification
… process being developed for the manufacture of composite structures. VARTM is being evaluated for the manufacture of primary aircraft structures, including foam sandwich composite materials. One of the benefits of VARTM is the ability to resin infiltrate large or complex shaped components. …
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Mechanical characterization and self-healing in synthetic vascularized materials
… and skin-core debonding with foam crushing in composite sandwich structures. In these applications, cracks are confined to the coating material or near the skin-core interface; the vascular system is intentionally placed within regions with a low probability of failure and terminates where …
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Effects of Damage Arrestment Devices on the Fatigue Life of Impacted Composite Sandwich Beams
<p>The use of composite sandwich panels is rapidly increasing in the aerospace industry. In these applications, thin composite face sheets are typically co-cured to foam or honeycomb cores. One of the greatest concerns in these types of applications is face-core delamination because it can …