A comprehensive fatigue load set reduction study for offshore wind turbines with jacket substructures J Häfele, C Hübler, CG Gebhardt, R Rolfes Renewable energy 118, 99-112, 2018 | 43 | 2018 |
An improved two-step soil-structure interaction modeling method for dynamical analyses of offshore wind turbines J Häfele, C Hübler, CG Gebhardt, R Rolfes Applied Ocean Research 55, 141-150, 2016 | 42 | 2016 |
Strain estimation for offshore wind turbines with jacket substructures using dual-band modal expansion M Henkel, J Häfele, W Weijtjens, C Devriendt, CG Gebhardt, R Rolfes Marine Structures 71, 102731, 2020 | 25 | 2020 |
A systematic approach to offshore wind turbine jacket predesign and optimization: geometry, cost, and surrogate structural code check models J Häfele, RR Damiani, RN King, CG Gebhardt, R Rolfes Wind Energy Science 3 (2), 553-572, 2018 | 22 | 2018 |
Approaching the ideal design of jacket substructures for offshore wind turbines with a Particle Swarm Optimization algorithm J Häfele, R Rolfes The 26th International Ocean and Polar Engineering Conference, 156-163, 2016 | 19 | 2016 |
Experimentally supported consideration of operating point dependent soil properties in coupled dynamics of offshore wind turbines C Hübler, J Häfele, CG Gebhardt, R Rolfes Marine structures 57, 18-37, 2018 | 18 | 2018 |
EngiO–Object-oriented framework for engineering optimization R Berger, M Bruns, A Ehrmann, A Haldar, J Häfele, B Hofmeister, ... Advances in Engineering Software 153, 102959, 2021 | 17 | 2021 |
A comparison study on jacket substructures for offshore wind turbines based on optimization J Häfele, CG Gebhardt, R Rolfes Wind Energy Science 4 (1), 23-40, 2019 | 17 | 2019 |
Multi-body dynamics analysis of power train judder oscillations considering aggregate dynamics J Häfele, F Küçükay International Journal of Vehicle Noise and Vibration 10 (1-2), 64-76, 2014 | 10 | 2014 |
Meta-models for fatigue damage estimation of offshore wind turbines jacket substructures S Brandt, M Broggi, J Hafele, CG Gebhardt, R Rolfes, M Beer Procedia engineering 199, 1158-1163, 2017 | 9 | 2017 |
Blend Repair Shape Optimization for Damaged Compressor Blisks R Berger, J Häfele, B Hofmeister, R Rolfes 12th World Congress of Structural and Multidisciplinary Optimization, 2017 | 9 | 2017 |
Efficient Fatigue Limit State Design Load Sets for Jacket Substructures Considering Probability Distributions of Environmental States J Häfele, C Hübler, CG Gebhardt, R Rolfes Proceedings of the Twenty-seventh, 167-173, 2017 | 8 | 2017 |
Reconsidering Fatigue Limit State Load Sets for Jacket Substructures Utilizing Probability Distributions of Environmental States J Häfele, C Hübler, CG Gebhardt, R Rolfes The 27th International Ocean and Polar Engineering Conference, 167-173, 2017 | 7 | 2017 |
Effective consideration of soil characteristics in time domain simulations of bottom fixed offshore wind turbines C Hübler, J Häfele, A Ehrmann, R Rolfes The 26th International Ocean and Polar Engineering Conference, 127-134, 2016 | 7 | 2016 |
A numerically efficient and holistic approach to design optimization of offshore wind turbine jacket substructures J Häfele Hannover: Institutionelles Repositorium der Leibniz Universität Hannover, 2019 | 4 | 2019 |
Dynamics of Geometrically-Nonlinear Beam Structures, Part 1: Numerical Modeling D Anastasio, J Dietrich, JP Noël, G Kerschen, S Marchesiello, J Häfele, ... Nonlinear Structures and Systems, Volume 1: Proceedings of the 37th IMAC, A …, 2020 | | 2020 |
Dynamics of Geometrically-Nonlinear Beam Structures, Part 2: Experimental Analysis D Anastasio, J Dietrich, JP Noël, G Kerschen, S Marchesiello, J Häfele, ... Nonlinear Structures and Systems, Volume 1: Proceedings of the 37th IMAC, A …, 2020 | | 2020 |
Optimization of Jacket Substructures Considering Detailed Cost and Load Assumptions J Häfele, CG Gebhardt, R Rolfes Offshore Wind R&D Conference, 2018 | | 2018 |
Interactive comment on “A comparison study on jacket substructures for offshore wind turbines based on optimization” by Jan Häfele et al. J Häfele | | 2018 |
Verbundvorhaben Lebensdauer-Forschung an den OWEA-Tragstrukturen im Offshore-Testfeld alpha ventus-GIGAWIND life: Teilvorhaben: Validierte Methoden und Strukturmodelle für ein … R Rolfes, M Achmus, J Albiker, J Dubois, R Eichstädt, J Häfele Leibniz Universität Hannover, Institut für Statik und Dynamik, 2018 | | 2018 |