1–20 von 169 Ergebnissen
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    Accelerated simulation of near-Earth-orbit polymer degradation

    Laue, Eric | NTRS | 1992
    Schlagwörter: Nonmetallic Materials

    Acoustic Emission and Residual Strength of Aircraft Tire Carcass Composites

    Lee, B. L. / Liu, D. S. | SAE Technical Papers | 1995
    by damage accumulation or materials degradation was examined in this study. Upon cyclic loading at 1 Hz, residual tensile strength was ...
    Schlagwörter: Composite materials

    Aftermarket Composite Wheels Made of Matrix Material and Fiber Reinforcement Intended for Normal Highway Use - Test Procedures and Performance Requirements

    SAE Technical Papers | 2020
    , the wheel manufacturer and/or the vehicle manufacturer must provide a strength reduction factor that accounts for expected degradation of ...
    Schlagwörter: Composite materials

    Aluminum Corrosion Degradation Experiments and ANN Modeling AIAA Paper 2007-2343 CD-ROM Number 7

    Pidaparti, R. / Neblett, E. / Abdelsayed, I. et al. | British Library Conference Proceedings | 2007
    Schlagwörter: Materials

    A Method to Quantify the Thrust Degradation Effects of Structural Wrinkles in Solar Sails

    Murphey, T. / Murphy, D. / Mikulas, M. et al. | British Library Conference Proceedings | 2002
    Schlagwörter: materials

    Analysis of Hypervelocity-Impacted Thin Films for Space Applications

    Melissa A. Ward / Phillip D. Anz - Meador / Heather M. Cowardin | NTRS
    through long-term degradation of spacecraft materials, surfaces, or systems. Multi-layer insulation (MLI) and coated, polyimide films are ...
    Schlagwörter: Chemistry And Materials (General)

    A New Concept in Aluminum Surface Protection

    Didrichsons, Pete | SAE Technical Papers | 1979
    environmental degradation. Data is presented illustrating the final protective properties of the coating material. Some comparisons are drawn with clear ...
    Schlagwörter: Materials handling

    An Integrated Variable-Curvature Laminated Composite Analysis Module for Impact Loading and Excessive Hygrothermal Effects

    Jayasuriya, A. M. M. (Jay) / Lyons, Don / Sivaneri, N. T. et al. | SAE Technical Papers | 1994
    as material degradation due to moisture absorption and heat are included into this integrated computer module. ...
    Schlagwörter: Composite materials

    ANSI/AIAA S-081A, Pressure Vessel Standards Implementation Guidelines

    Greene, Nathanael J. | NTRS | 2009
    processes and procedures for fabrication and repair shall be used to preclude damage or material degradation during material processing ...
    Schlagwörter: Composite Materials

    Application of Accelerated Rapid Aging Test (RAT ) Schedules with Poisons: The Effects of Oil Derived Poisons, Thermal Degradation and Catalyst Volume on FTP Emissions

    Mohammed, Adil G. / Ball, Douglas J. / Schmidt, William A. | SAE Technical Papers | 1997
    The effects of oil derived poisons and thermal degradation on three-way automotive catalysts is investigated. Dynamometer rapid aging test ...
    Schlagwörter: Hazardous materials

    Application of Kinetics of Thermal Degradation for Time-Temperature Analysis of Automotive Components

    El-Sharkawy, Alaa E. / Luibrand, Edward A. | SAE Technical Papers | 2009
    used in automotive applications, are analyzed to determine essential parameters for kinetic models of thermal degradation. The kinetic models ...
    Schlagwörter: Composite materials

    Application of predictive techniques of vibration analysis and lubricant analysis for monitoring components and preventing failure in internal combustion engines

    Marcio Santana, Claudio / de Almeida Junior, Helder Alves | SAE Technical Papers | 2023
    of time due to less degradation of chemical properties compared to semi-synthetic. Mineral lubricating oil presented protection for a very ...
    Schlagwörter: Materials properties

    A Review of Recent Developments in the Holographic Observation of Disbonds

    Barbarisi, Modesto / Kisatsky, Paul J. | SAE Technical Papers | 1974
    Holographic techniques have been employed to observe nondestructively the presence of disbonds or bond degradation in adhesives of thin and ...
    Schlagwörter: Composite materials

    A Review of the Degradation of Composites in Mid Earth Orbit

    Maji, A. K. / Mahnke, S. A. | ASCE | 2004

    The space environment has deleterious effects on materials. The mechanisms for such degradation (and possible enhancement of properties

     ...
    Schlagwörter: Degradation , Composite materials , Construction materials

    Artificial Intelligence for Damage Detection in Automotive Composite Parts: A Use Case

    Ciampaglia, Alberto / De Gregorio, Alessandro / Mastropietro, Antonio et al. | SAE Technical Papers | 2021
    in composite materials, either due to fatigue cycling or low-energy impact, leads to progressive degradation of elastic moduli and strengths ...
    Schlagwörter: Composite materials , Materials properties

    A Study of the Interactions between Phenolic Resin and Metal Sulphides and Their Contribution to PAD Performance and Wear

    Lorenzana, Carlos / Macías, Gabriela / Fernandez, Javier | SAE Technical Papers | 2020
    and temperature.In order to establish a connection on between sulphide oxidation and phenolic resin degradation, several studies based on heat ...
    Schlagwörter: Composite materials

    A Survey of Automotive Catalyst Technologies Using Rapid Aging Test Schedules Which Incorporate Engine Oil Derived Poisons

    Kirby, Charles W. / Ball, Douglas J. | SAE Technical Papers | 1997
    Automotive catalysts deactivate by thermal and poison mechanisms. Thermal degradation reduces catalyst efficiency by both agglomeration of ...
    Schlagwörter: Hazardous materials

    Attenuation of Scattered Thermal Energy Atomic Oxygen

    Banks, Bruce A. / Seroka, Katelyn T. / McPhate, Jason B. et al. | NTRS | 2011
    sweeps through atomic oxygen in low Earth orbit (LEO). Although there can be significant oxidation and resulting degradation of polymers and some ...
    Schlagwörter: Nonmetallic Materials

    Automotive Interior Injection Molded Parts Using Microcellular Foaming Technology

    Latado, Andrea / Harris, Angela / Gonçalves, Cristiane et al. | SAE Technical Papers | 2014
    than 3mm).The results show that a weight reduction can be achieved without significant degradation in mechanical properties, such as stiffness ...
    Schlagwörter: Composite materials

    Characterization of Novel Spacecraft Materials Under High Energy Electron and Atomic Oxygen Exposure

    Elena A. Plis / Miles T. Bengtson / Daniel P. Engelhart et al. | NTRS
    for 15–20 years without considerable degradation of their material properties. Hence, we must understand the effects of the space environment ...
    Schlagwörter: Nonmetallic Materials