41–60 von 92 Ergebnissen
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    Fatigue Life Prediction of CFRP Laminate Under Quasi-Random Loading

    Strizhius, Vitaly E. | Springer Verlag | 2019
    results. In order to increase the accuracy of such predictions, two new prediction methods are proposed, formed by using two different non-liner ...
    Schlagwörter: Structural Materials

    Very High-Cycle Fatigue Characteristics of Cross-Ply CFRP Laminates in Transverse Crack Initiation

    Hosoi, Atsushi / Suzuki, Takuro / Kosugi, Kensuke et al. | Springer Verlag | 2019
    essential to evaluate the giga-cycle fatigue characteristics of carbon fiber reinforced plastic (CFRP) laminates. In this study, the transverse ...
    Schlagwörter: Structural Materials

    Effect of Crack Length and Reference Stress on Variable Amplitude Fatigue Crack Growth Rate

    Amsterdam, E. | Springer Verlag | 2019
    the changes in crack length for a given reference stress and to the changes in reference stress between specimens. Translation of the VA FCGRs ...
    Schlagwörter: Structural Materials

    Smarter Testing Through Simulation for Efficient Design and Attainment of Regulatory Compliance

    Chisholm, Steven A. / Castro, Jack F. / Chapman, Brandon D. et al. | Springer Verlag | 2019
    “smarter testing,” has been applied at Boeing in recent years to reduce the cost and flow of structural validation required to bring new materials ...
    Schlagwörter: Additive manufacturing , Structural Materials

    A Framework to Implement Probabilistic Fatigue Design of Safe-Life Components

    Hoole, Joshua / Sartor, Pia / Booker, Julian et al. | Springer Verlag | 2019
    currently exist that prevent the wider utilisation of a probabilistic approach. This paper presents a framework that aims to overcome these ...
    Schlagwörter: Structural Materials

    Development of Efficient High-Fidelity Solutions for Virtual Fatigue Testing

    Gomez-Escalonilla, Javier / Garijo, Diego / Valencia, Oscar et al. | Springer Verlag | 2019
    behaviour of high-fidelity ‘digital twins’ representing physical test articles in their test environment. The final aim of virtual fatigue testing ...
    Schlagwörter: Structural Materials

    Is the Civil Aerospace Industry Ready to Implement Laser Shock Peening into Maintenance Environment? Questions to Be Answered and Minimum Requirements from Aircraft Manufacturer’s Perspective

    Furfari, D. / Heckenberger, U. C. / Holzinger, V. et al. | Springer Verlag | 2019
    are reported. Applying LSP as a structural modification in critical component of in service commercial aircraft implies treatment at the MRO ...
    Schlagwörter: Structural Materials

    Real-Time Stress Concentration Monitoring of Aircraft Structure During Flights Using Optical Fiber Distributed Sensor with High Spatial Resolution

    Wada, Daichi / Igawa, Hirotaka / Tamayama, Masato et al. | Springer Verlag | 2019
    strain during flights is beneficial. Stress concentration is specifically critical for structural integrity, whereas it is a difficult phenomenon ...
    Schlagwörter: Structural health and usage monitoring , Structural Materials

    Assessment of Fatigue Behavior of Advanced Aluminum Alloys Under Complex Variable-Amplitude Loading

    Stonaker, Kevin / Stanley, David / Bakuckas, John G. Jr. et al. | Springer Verlag | 2019
    supplemental test program that is being carried out by the FAA and Arconic in support of the full-scale panel tests. The full-scale fixture is capable ...
    Schlagwörter: Structural Materials

    Influence of Bonded Crack Retarders on Damage Tolerance Performance of Fuselage Panel

    Zhang, Haiying / Dong, Dengke / Wei, Yulong et al. | Springer Verlag | 2019
    circumferential skin crack with a length of 25.4 mm was introduced in the middle of each panel. Fatigue crack growth tests were conducted at axial ...
    Schlagwörter: Structural Materials

    Study of Composite Impact Dent Visual Detectability and Damage Relaxation Phenomena

    Dubinskii, Stanislav / Senik, Vitaliy / Feygenbaum, Yuri | Springer Verlag | 2019
    Abstract The studies focused on visual detectability of surface damages in aircraft composite skins ...
    Schlagwörter: Structural Materials

    Russian Practice to Provide Safe Operation of Airplane Structures with Long-Term Operation

    Nesterenko, Boris G. / Nesterenko, Grigory I. / Konovalov, Victor V. et al. | Springer Verlag | 2019
    detect and eliminate the structural corrosion damages are discussed. Statistical data on distribution of typical defects in civil aircraft ...
    Schlagwörter: The limit of validity LOV , Corrosion of the airframe , Frequency of inspection , Duration of crack growth , Degradation of material properties , Structural Materials

    Nondestructive Evaluation for Damage Tolerance Life Management of Composite Structures

    Lindgren, Eric A. / Aldrin, John C. / Mollenhauer, David H. et al. | Springer Verlag | 2019
    closer to safe-life methods. However, there is a desire to alter the approach for managing PMCs structures in the US Air Force (USAF) to follow ...
    Schlagwörter: Structural Materials

    Effect of Plate Thickness and Paint on Lightning Strike Damage of Aluminum Alloy Sheet

    Okada, Takao / Miyaki, Hiromitsu / Hirano, Yoshiyasu | Springer Verlag | 2019
    directly along the takeoff or landing path and cannot be avoided without delay, there is a risk of lightning strike during flight. After an ...
    Schlagwörter: Structural Materials

    Numerical Investigations on the Three-Dimensional I/II Mixed-Mode Elasto-Plastic Fracture for Through-Thickness Cracked Bodies

    Wang, Fang-li / Tong, Ming-bo / Bai, Shu-wei et al. | Springer Verlag | 2019
    effects of the varied degrees of mode-mixing Φ and thickness B on the stress ...
    Schlagwörter: Out-of-plane stress constraint factor , Structural Materials

    Fatigue Life Simulation and Experiment of 2024 Aluminum Joints with Multi-Fasteners Interference-Fit

    Zhao, Qingyun / Wang, Yunliang / Huang, Hong et al. | Springer Verlag | 2019
    . Hi-bolts installation and pre-tightening force applied were simulated, then distal alternating load on middle plate of the joint. Fatigue ...
    Schlagwörter: Structural Materials

    Fatigue Crack Growth in Pin Loaded Cold-Worked Holes

    Boni, Luisa / Fanteria, Daniele / Furfari, Domenico et al. | Springer Verlag | 2019
    split sleeve expansion process on the fatigue crack growth in 2024-T351 aluminium alloy specimens. In previous ICAF Symposia, some information ...
    Schlagwörter: Structural Materials

    An Engineering Calculation Method of Probability Distribution of Crack Initiation Life for Widespread Fatigue Damage

    Wei, Xi / Qiang, Li / Peiliang, Shen et al. | Springer Verlag | 2019
    initiation life of structures susceptible to widespread fatigue damage is proposed. Through a study of the crack initiation mechanism, the incident ...
    Schlagwörter: Intersection of incidents , Structural Materials

    Influence of Heat Treatment on Near-Threshold Fatigue Crack Growth Behavior of High Strength Aluminum Alloy 7010

    Nandana, M. S. / Udaya, Bhat K. / Manjunatha, C. M. | Springer Verlag | 2019
    crack growth rate (FCGR) behavior. The microstructural modifications were studied by using TEM to examine the change in size and morphology of ...
    Schlagwörter: Structural Materials

    Ply Curving Termination to Suppress Delamination in Composite Ply Drop-Off

    Minakuchi, Shu / Takeda, Nobuo | Springer Verlag | 2019
    concentration at the edge of the terminated 0° plies. Currently quite gradual taper angle is used in aircraft composites to suppress delamination, which ...
    Schlagwörter: Structural Materials