Publikationen des Instituts für Statik und Dynamik

Zeige Ergebnisse 61 - 90 von 368

2022


Safdar N, Daum B, Rolfes R. A numerical prediction of failure probability under combined compression-shear loading for unidirectional fiber reinforced composites. Mechanics of materials. 2022 Aug;171:104352. Epub 2022 Mai 17. doi: 10.1016/j.mechmat.2022.104352
Safdar N. A stochastic failure investigation of composites under combined compression-shear loads. Hannover: Leibniz Universität Hannover, 2022. 192 S. doi: 10.15488/12829
Safdar N, Daum B, Scheffler S, Rolfes R. Experimental determination of a probabilistic failure envelope for carbon fiber reinforced polymers under combined compression–shear loads. International Journal of Solids and Structures. 2022 Jun 1;244-245:111585. Epub 2022 Mär 26. doi: 10.1016/j.ijsolstr.2022.111585
Safdar N, Daum B, Rolfes R. The effect of model dimensionality on compression strength of fiber reinforced composites. Journal of composite materials. 2022 Dez;56(30):4645-4662. Epub 2022 Okt 31. doi: 10.1177/00219983221136272
Scheffler SS, Seume JR, Dinkelacker F, Hanke-Rauschenbach R, Mertens A, Ponick B et al. Die Flugzeuge von morgen: Energieeffizentes und nachhaltiges Fliegen. Unimagazin: Forschungsmagazin der Leibniz Universität Hannover. 2022;2022(3/4):34-37.
Srikanth GS, Scheffler S, Anilkumar PM, Rao BN, Rolfes R. Numerical Investigation of Bistable Laminates on Geometric Scaling. in Tadepalli T, Narayanamurthy V, Hrsg., Recent Advances in Applied Mechanics - Proceedings of Virtual Seminar on Applied Mechanics, VSAM 2021. Springer Science and Business Media Deutschland GmbH. 2022. S. 321-335. (Lecture Notes in Mechanical Engineering). doi: 10.1007/978-981-16-9539-1_23
Tariq M, Safdar N, Scheffler S, Rolfes R. Numerical homogenization of poly-crystalline silicon wafer based photovoltaic modules including pre-cracks. Materials Today Communications. 2022 Dez;33:104752. Epub 2022 Okt 29. doi: 10.1016/j.mtcomm.2022.104752
van den Broek S, Jansen E, Rolfes R. Efficient generation of geodesic random fields in finite elements with application to shell buckling. Thin-walled structures. 2022 Jun 30;179:109646. doi: 10.1016/j.tws.2022.109646
van den Broek S, Wolff J, Scheffler S, Hühne C, Rolfes R. Improving the fatigue life of printed structures using stochastic variations. Progress in Additive Manufacturing. 2022 Dez;7(6):1225-1238. Epub 2022 Apr 18. doi: 10.1007/s40964-022-00296-5
Wernitz S, Hofmeister B, Jonscher C, Grießmann T, Rolfes R. A new open‐database benchmark structure for vibration‐based Structural Health Monitoring. Structural Control and Health Monitoring. 2022 Okt 11;29(11):e3077. doi: 10.1002/stc.3077
Wernitz S. Damage localization in data-driven vibration-based structural health monitoring using linear quadratic estimation theory. Hannover: Leibniz Universität Hannover, 2022. 234 S. doi: 10.15488/12676
Wernitz S, Chatzi E, Hofmeister B, Wolniak MT, Rolfes R. On noise covariance estimation for Kalman filter-based damage localization. Mechanical Systems and Signal Processing. 2022 Mai 1;170:108808. Epub 2022 Feb 1. doi: 10.1016/j.ymssp.2022.108808

2021


Anilkumar PM, Rao BN, Haldar A, Scheffler S, Wolniak M, Rolfes R et al. Investigations on the linear vibration characteristics of bistable unsymmetrical laminates. in AIAA SciTech Forum 2022. American Institute of Aeronautics and Astronautics Inc. (AIAA). 2021. AIAA 2022-0258 doi: 10.2514/6.2022-0258
Anilkumar PM, Rao BN, Haldar A, Scheffler S, Rolfes R, Jansen EL. Numerical Studies on the Dynamic Characteristics of Series-Connected Multistable Laminates. in Proceedings of ASME 2021 Conference on Smart Materials, Adaptive Structures and Intelligent Systems, SMASIS 2021. American Society of Mechanical Engineers(ASME). 2021. V001T07A006 doi: 10.1115/SMASIS2021-68073
Anilkumar PM, Haldar A, Jansen EL, Rao BN, Rolfes R. Snap-through of bistable variable stiffness laminates using MFC actuators. Composite structures. 2021 Jun 15;266:113694. Epub 2021 Feb 27. doi: 10.1016/j.compstruct.2021.113694
Arash B, Unger R, Exner W, Rolfes R. A finite deformation gradient-enhanced damage model for nanoparticle/polymer nanocomposites: An atomistically-informed multiscale approach. Composite structures. 2021 Feb 15;258:113211. Epub 2020 Okt 30. doi: 10.1016/j.compstruct.2020.113211
Arash B, Exner W, Rolfes R. A finite deformation phase-field fracture model for the thermo-viscoelastic analysis of polymer nanocomposites. Computer Methods in Applied Mechanics and Engineering. 2021 Aug 1;381:113821. Epub 2021 Apr 15. doi: 10.1016/j.cma.2021.113821
Asur Vijaya Kumar PK, Dean A, Reinoso J, Lenarda P, Paggi M. Phase field modeling of fracture in Functionally Graded Materials: Γ-convergence and mechanical insight on the effect of grading. Thin-walled structures. 2021 Feb;159:107234. Epub 2020 Nov 5. doi: 10.1016/j.tws.2020.107234
Balokas G, Kriegesmann B, Czichon S, Rolfes R. A variable-fidelity hybrid surrogate approach for quantifying uncertainties in the nonlinear response of braided composites. Computer Methods in Applied Mechanics and Engineering. 2021 Aug 1;381:113851. Epub 2021 Apr 23. doi: 10.1016/j.cma.2021.113851
Balokas G, Kriegesmann B, Rolfes R. Data-driven inverse uncertainty quantification in the transverse tensile response of carbon fiber reinforced composites. Composites science and technology. 2021 Jul 28;211:108845. Epub 2021 Mai 8. doi: 10.1016/j.compscitech.2021.108845
Berger R, Bruns M, Ehrmann A, Haldar A, Häfele J, Hofmeister B et al. EngiO – Object-oriented framework for engineering optimization. Advances in engineering software. 2021 Mär;153:102959. Epub 2021 Jan 24. doi: 10.1016/j.advengsoft.2020.102959
Berger R, Hofmeister B, Gebhardt CG, Rolfes R. Numerical study of welding residual stresses in blisk repairs by patching. in ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers(ASME). 2021. GT2020-14659. (Proceedings of the ASME Turbo Expo). doi: 10.1115/GT2020-14659
Brod M, Dean A, Scheffler SS, Rolfes R. Numerical Analysis of Fatigue Damage Behavior in Fiber Composites under Different Block Loading Conditions. in VIII Conference on Mechanical Response of Composites (COMPOSITES 2021). International Centre for Numerical Methods in Engineering, CIMNE. 2021 Epub 2021 Aug 31. doi: 10.23967/composites.2021.024
Brod M, Dean A, Rolfes R. Numerical life prediction of unidirectional fiber composites under block loading conditions using a progressive fatigue damage model. International journal of fatigue. 2021 Jun;147:106159. Epub 2021 Feb 3. doi: 10.1016/j.ijfatigue.2021.106159
Gebhardt CG, Romero I. On a nonlinear rod exhibiting only axial and bending deformations: mathematical modeling and numerical implementation. Acta mechanica. 2021 Okt;232(10):3825-3847. Epub 2021 Jul 16. doi: 10.1007/s00707-021-03038-w
Haldar A, Anilkumar PM, Jansen EL, Rao BN, Rolfes R. Semi-analytical investigations on bistable cross-ply laminates with MFC actuators. Smart materials and structures. 2021 Okt;30(10):105008. Epub 2021 Jul 24. doi: 10.1088/1361-665X/ac1736
Hofmeister B, Jonscher C, Hübler C, Rolfes R. Damage Localisation by Residual Energy from Multiple-Input Finite Impulse Response Prognosis. in Rizzo P, Milazzo A, Hrsg., European Workshop on Structural Health Monitoring: Special Collection of 2020 PapersSpecial Collection of 2020 Papers. Band 2. Cham: Springer, Cham. 2021. S. 711-719. (Lecture Notes in Civil Engineering). doi: 10.1007/978-3-030-64908-1_66
Hübler C, Rolfes R. Analysis of the influence of climate change on the fatigue lifetime of offshore wind turbines using imprecise probabilities. WIND ENERGY. 2021 Feb 18;24(3):275-289. Epub 2020 Okt 20. doi: 10.1002/we.2572
Hübler C, Hofmeister B. Efficient and user-friendly α-level optimisation for application-orientated fuzzy structural analyses. Engineering structures. 2021 Nov 15;247:113172. Epub 2021 Sep 15. doi: 10.1016/j.engstruct.2021.113172
Kumar AP, Anilkumar PM, Haldar A, Scheffler S, Jansen EL, Rao BN et al. Tailoring bistability in unsymmetrical laminates using an additional composite strip. Thin-walled structures. 2021 Nov;168:108212. Epub 2021 Aug 18. doi: 10.1016/j.tws.2021.108212