Erin Bachynski-Polić

About

Previous Education

Ph.D. Marine Technology, Norwegian University of Science and Technology, Trondheim, Norway, March 2014. Thesis: Design and Dynamic Analysis of Tension Leg Platform Wind Turbines.

M.S. Naval Architecture and Marine Engineering, the University of Michigan, Ann Arbor, MI, May 2010. Thesis: Power Takeoff and Safety Considerations for a Tethered Point-Absorber Wave Energy Converter.

B.S.E. Naval Architecture and Marine Engineering, the University of Michigan, Ann Arbor, MI, May 2009. Minor: Mathematics.

Current Research

Design and analysis of offshore renewable energy devices: fixed and floating support structures for offshore wind turbines, hydroelasticity, global analysis, higher order wave loads, design optimization.

Teaching

TMR4182 Marine dynamics
Integrated dynamic analysis of wind turbines (module within TMR4505)
Multidisciplinary design optimization (module within TMR4505)

Research

WAS-XL (2017-2021), Wave loads and soil support for extra-large monopiles

NFR 268182. Ensuring more reliable analysis and testing methods through advancement of modelling and experimental techniques for bottom fixed offshore wind turbines.

Green energy at sea (2018-2022)

NFR 274827. Collaborative research and education project with the University of Michigan. Offshore wind turbines and energy systems for ships, ports, and offshore structures

Upscale (2020-2024)

NFR 308839. Building knowledge on the future generation of floating substructures for very large wind turbines

CYBERLAB (2021-2025)

NFR 326654. Cyber-physical empirical methods for lattices of marine structures

Publications

2022

Abdelmoteleb, Serag-Eldin; Escalera Mendoza, Alejandra S.; Santos, Carlos Renan dos; Bachynski-Polic, Erin Elizabeth; Griffith, D. Todd; Oggiano, Luca. (2022) Preliminary Sizing and Optimization of Semisubmersible Substructures for Future Generation Offshore Wind Turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Aksnes, Vegard Øgård; Alsos, Hagbart Skage; Bachynski-Polic, Erin Elizabeth; Berthelsen, Petter Andreas; Delhaye, Virgile Roger; Furevik, Birgitte Rugaard; Jostad, Hans Petter; Kristiansen, Trygve; Ommani, Babak. (2022) On Common Research Needs for the Next Generation of Floating Support Structures. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering. Volume 4: Ocean Space Utilization.
Academic chapter/article/Conference paper
Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue. (2022) Analysis of a Hybrid Mooring System Concept for a Semi-Submersible Wind Turbine in Intermediate Water Depth Under Operational, Extreme, and Yaw Error Conditions. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue. (2022) Experimental and numerical analysis of wind field effects on the dynamic responses of the 10 MW SPIC floating wind turbine concept. Ocean Engineering. volum 261.
Academic article
Collette, Matthew; Bachynski-Polic, Erin Elizabeth; Downes, Jonathan; Ehlers, Sören; Kana, Austin; Liu, Yan; Seyffert, Harleigh. (2022) Forced Innovation. (mt) Marine Technology.
Popular scientific article
Hoseini Dadmarzi, Fatemeh; Bachynski-Polic, Erin Elizabeth. (2022) Comparison of laboratory wave generation techniques on response of a large monopile in irregular sea. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Katsikogiannis, George; Hegseth, John Marius; Bachynski-Polic, Erin Elizabeth. (2022) Application of a lumping method for fatigue design of monopile-based wind turbines using fully coupled and simplified models. Applied Ocean Research. volum 120.
Academic article
Leroy, Vincent; Delacroix, Sylvain; Merrien, Arnaud; Bachynski-Polic, Erin Elizabeth; Gilloteaux, JC. (2022) Experimental investigation of the hydro-elastic response of a spar-type floating offshore wind turbine. Ocean Engineering. volum 255.
Academic article
Rivera Arreba, Irene; Wise, Adam S.; Hermile, Mahe; Chow, Fotini K.; Bachynski-Polic, Erin Elizabeth. (2022) Effects of atmospheric stability on the structural response of a 12 MW semisubmersible floating wind turbine. Wind Energy.
Academic article
Rohrer, Peter Joshua; Bachynski-Polic, Erin Elizabeth; Collette, Matthew. (2022) Towards gradient-based design optimization of fully-flexible tension-leg platform wind turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Santos, Carlos Renan dos; Abdelmoteleb, Serageldin; Mendoza, Alejandra S. Escalera; Bachynski-Polic, Erin Elizabeth. (2022) Control Considerations for Very Large Floating Wind Turbines. IFAC-PapersOnLine. volum 55 (31).
Academic article
Santos, Carlos Renan dos; Abdelmoteleb, Serageldin; Mendoza, Alejandra S. Escalera; Bachynski-Polic, Erin Elizabeth; Griffith, D. Todd; Oggiano, Luca. (2022) Application of a PI-controller to a 25 MW Floating Wind Turbine. IEEE 61st Conference on Decision and Control (CDC 2022).
Academic chapter/article/Conference paper
Sergiienko, Nataliia; da Silva, Leandro; Bachynski-Polic, Erin Elizabeth; Cazzolato, Benjamin; Arjomandi, Maziar; Ding, Boyin. (2022) Review of scaling laws applied to floating offshore wind turbines. Renewable and Sustainable Energy Reviews. volum 162.
Academic article
Silva de Souza, Carlos Eduardo; Bachynski-Polic, Erin Elizabeth. (2022) Design, structural modeling, control, and performance of 20 MW spar floating wind turbines. Marine Structures. volum 84.
Academic article
Sørum, Stian Høegh; Bachynski-Polic, Erin Elizabeth; Amdahl, Jørgen. (2022) Wind and soil model influences on the uncertainty in fatigue of monopile supported wind turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Sørum, Stian Høegh; Katsikogiannis, Georgios; Bachynski-Polic, Erin Elizabeth; Amdahl, Jørgen; Page, Ana M.; Klinkvort, Rasmus Tofte. (2022) Fatigue design sensitivities of large monopile offshore wind turbines. Wind Energy. volum 25 (10).
Academic article

2021

Aksnes, Vegard Øgård; Stefanakos, Christos; Fonseca, Nuno; Leira, Bernt Johan; Rodrigues, José Miguel; Bachynski-Polic, Erin Elizabeth. (2021) LFCS - Summary report. 2021.
Report
Bachynski-Polic, Erin Elizabeth; Califano, Andrea. (2021) State of the art: Design optimization of floating marine structures. 2021.
Report
Bergua, Roger; Robertson, Amy; Jonkman, Jason; Platt, Andy; Page Risueno, Ana Maria; Qvist, Jacob; Amet, Ervin; Cai, Zhisong; Han, Huali; Beardsell, Alec; Shi, Wei; Galvan, Josean; Bachynski-Polic, Erin Elizabeth; McKinnon, Gill; Harnois, Violette; Bonnet, Paul; Suja, Loup; hansen, anders melchior; Alonso, Iñigo Mendikoa. (2021) OC6 Phase II: Integration and verification of a new soil–structure interaction model for offshore wind design. Wind Energy.
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth; Leira, Bernt Johan. (2021) Effect of environmental modelling and inspection strategy on the optimal design of floating wind turbines. Reliability Engineering & System Safety. volum 214.
Academic article
Hoseini Dadmarzi, Fatemeh; Tonnel, Matthias; Thys, Maxime; Bachynski-Polic, Erin Elizabeth; Kristiansen, Trygve. (2021) Experimental study on the effect of second order wavemaker theory on the response of a flexible large diameter monopile in irregular sea. Journal of Physics: Conference Series (JPCS). volum 2018.
Academic article
Katsikogiannis, George; Sørum, Stian Høegh; Bachynski, Erin Elizabeth; Amdahl, Jørgen. (2021) Environmental lumping for efficient fatigue assessment of large-diameter monopile wind turbines. Marine Structures. volum 77.
Academic article
Leroy, Vincent; Bachynski-Polic, Erin Elizabeth; Babarit, Aurélien; Ferrant, Pierre; Gilloteaux, Jean-Christophe. (2021) A weak-scatterer potential flow theory-based model for the hydroelastic analysis of offshore wind turbine substructures. Ocean Engineering. volum 238.
Academic article
Li, Haoran; Bachynski, Erin Elizabeth. (2021) Experimental and numerical investigation of nonlinear diffraction wave loads on a semi-submersible wind turbine. Renewable Energy. volum 171.
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Analysis of difference-frequency wave loads and quadratic transfer functions on a restrained semi-submersible floating wind turbine. Ocean Engineering. volum 232 (109165).
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Experimental and numerically obtained low-frequency radiation characteristics of the OC5-DeepCwind semisubmersible. Ocean Engineering. volum 232 (109130).
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Validation and application of nonlinear hydrodynamics from CFD in an engineering model of a semi-submersible floating wind turbine. Marine Structures. volum 79 (103054).
Academic article
Lu, Wang; Robertson, Amy; Jonkman, Jason; Yu, Yi-Hsiang; Koop, Arjen; Nadal, Adrià Borràs; Li, Haoran; Bachynski-Polic, Erin Elizabeth; Pinguet, Romain; Shi, Wei; Zeng, Xinmeng; Zhou, Yang; Xiao, Qing; Kumar, Rupesh; Sarlak, Hamid; Ransley, Edward; Brown, Scott; Hann, Martyn; Netzband, Stefan. (2021) OC6 Phase Ib: Validation of the CFD predictions of difference-frequency wave excitation on a FOWT semisubmersible. Ocean Engineering. volum 241 (110026).
Academic article
Rivera Arreba, Irene; Eliassen, Lene; Bachynski-Polic, Erin Elizabeth; Panjwani, Balram. (2021) Low-frequency dynamic wake meandering: comparison of FAST.Farm and DIWA software tools. Journal of Physics: Conference Series (JPCS). volum 2018.
Academic article
Silva de Souza, Carlos Eduardo; Berthelsen, Petter Andreas; Eliassen, Lene; Bachynski, Erin Elizabeth; Engebretsen, Espen; Haslum, Herbjørn. (2021) Definition of the INO WINDMOOR 12 MW base case floating wind turbine. 2021. ISBN 9788271744076.
Report
Wang, Shuaishuai; Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2021) A comparative study on the dynamic behaviour of 10 MW conventional and compact gearboxes for offshore wind turbines. Wind Energy. volum 24 (7).
Academic article

2020

Bachynski, Erin Elizabeth; Thys, Maxime; Hoseini Dadmarzi, Fatemeh. (2020) Observations from hydrodynamic testing of a flexible, large-diameter monopile in irregular waves. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Cho, Seongpil; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir; Gao, Zhen; Moan, Torgeir. (2020) Numerical modeling of the hydraulic blade pitch actuator in a spar‐type floating wind turbine considering fault conditions and their effects on global dynamic responses. Wind Energy. volum 23 (2).
Academic article
Eliassen, Lene; Bachynski, Erin Elizabeth. (2020) Modeller av havvind.
Website (informational material)
Hegseth, John Marius; Bachynski, Erin Elizabeth; Martins, Joaquim R. R. A.. (2020) Design Optimization of Spar Floating Wind Turbines Considering Different Control Strategies. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth; Martins, Joaquim R. R. A.. (2020) Integrated design optimization of spar floating wind turbines. Marine Structures. volum 72.
Academic article
Lee, Chern Fong; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir. (2020) Consequences of load mitigation control strategies for a floating wind turbine. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Leroy, Vincent; Bachynski, Erin Elizabeth; Gilloteaux, Jean-Christophe; Babarit, Aurelien; Ferrant, Pierre. (2020) Non-linear hydroelastic response of a monopile foundation in regular waves. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Moan, Torgeir; Gao, Zhen; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir. (2020) Recent Advances in Integrated Response Analsysis of Floating Wind Turbines in a Reliability Perspective. Journal of Offshore Mechanics and Arctic Engineering. volum 142 (5).
Academic article
Pakozdi, Csaba; Fouques, Sebastien; Thys, Maxime; Kamath, Arun Mulky; Wang, Weizhi; Hoseini Dadmarzi, Fatemeh; Bachynski, Erin Elizabeth; Bihs, Hans Sebastian. (2020) Validation of Numerical Wave Tank Simulations Using REEF3D With JONSWAP Spectra in Intermediate Water Depth. ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering - Volume 1: Offshore Technology.
Academic chapter/article/Conference paper
Robertson, Amy N.; Bachynski, Erin Elizabeth; Gueydon, Sebastien; Wendt, Fabian; Schünemann, Paul. (2020) Total experimental uncertainty in hydrodynamic testing of a semisubmersible wind turbine, considering numerical propagation of systematic uncertainty. Ocean Engineering. volum 195.
Academic article
Silva de Souza, Carlos Eduardo; Hegseth, John Marius; Bachynski, Erin Elizabeth. (2020) Frequency-Dependent Aerodynamic Damping and Inertia in Linearized Dynamic Analysis of Floating Wind Turbines. Journal of Physics: Conference Series (JPCS). volum 1452.
Academic article
Smilden, Emil; Sørum, Stian Høegh; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2020) Post‐installation adaptation of offshore wind turbine controls. Wind Energy. volum 23 (4).
Academic article
Suja, Loup; Bachynski, Erin Elizabeth; Pierella, Fabio; Borg, Michael; Krokstad, Jørgen R; Bredmose, Henrik. (2020) Critical assessment of hydrodynamic load models for a monopile structure in finite water depth. Marine Structures. volum 72:102743.
Academic literature review
Wang, Shuaishuai; Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2020) Effects of bedplate flexibility on drivetrain dynamics: Case study of a 10 MW spar type floating wind turbine. Renewable Energy. volum 161.
Academic article
Wise, Adam Sidney; Bachynski, Erin Elizabeth. (2020) Wake meandering effects on floating wind turbines. Wind Energy. volum 23 (5).
Academic article

2019

Bachynski, Erin Elizabeth; Collu, Maurizio. (2019) Offshore support structure design. Renewable Energy from the Oceans: From wave, tidal and gradient systems to offshore wind and solar.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Eliassen, Lene. (2019) The effects of coherent structures on the global response of floating offshore wind turbines. Wind Energy. volum 22 (2).
Academic article
Bachynski, Erin Elizabeth; Page, Ana M.; Katsikogiannis, George. (2019) Dynamic Response of A Large-Diameter Monopile Considering 35-Hour Storm Conditions. International Conference on Offshore Mechanics and Arctic Engineering (OMAE) [proceedings].
Academic article
Bachynski, Erin Elizabeth; Thys, Maxime; Delhaye, Virgile Roger. (2019) Dynamic response of a monopile wind turbine in waves: Experimental uncertainty analysis for validation of numerical tools. Applied Ocean Research. volum 89.
Academic article
Collu, Maurizio; Bachynski, Erin Elizabeth. (2019) Multipurpose platforms. Renewable Energy from the Oceans: From wave, tidal and gradient systems to offshore wind and solar.
Academic chapter/article/Conference paper
Hegseth, John Marius; Bachynski, Erin Elizabeth. (2019) A semi-analytical frequency domain model for efficient design evaluation of spar floating wind turbines. Marine Structures. volum 64.
Academic article
Hoseini Dadmarzi, Fatemeh; Thys, Maxime; Bachynski, Erin Elizabeth. (2019) Validation of Hydrodynamic Loads on a Large-Diameter Monopile in Regular Waves. ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering. Volume 7A: Ocean Engineering.
Academic chapter/article/Conference paper
Katsikogiannis, George; Bachynski, Erin Elizabeth; Page, Ana M.. (2019) Fatigue sensitivity to foundation modelling in different operational states for the DTU 10MW monopile-based offshore wind turbine. Journal of Physics: Conference Series (JPCS). volum 1356 (1).
Academic article
Li, Haoran; Bachynski, Erin Elizabeth. (2019) Numerical Simulation of Fully Nonlinear Interaction Between Regular and Irregular Waves and a 2D Floating Body. ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering. Volume 7A: Ocean Engineering.
Academic chapter/article/Conference paper
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2019) Effect of axial acceleration on drivetrain responses in a spar-type floating wind turbine. Journal of Offshore Mechanics and Arctic Engineering. volum 141 (3).
Academic article
Rivera-Arreba, Irene; Bruinsma, Niek; Bachynski, Erin Elizabeth; Viré, Axelle; Paulsen, Bo T.; Jacobsen, Niels G.. (2019) Modeling of a semisubmersible floating offshore wind platform in severe waves. Journal of Offshore Mechanics and Arctic Engineering. volum 141 (6).
Academic article
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2019) Wave disturbance rejection for monopile offshore wind turbines. Wind Energy. volum 22 (1).
Academic article
Souza, Carlos Eduardo Silva de; Bachynski, Erin Elizabeth. (2019) Changes in surge and pitch decay periods of floating wind turbines for varying wind speed. Ocean Engineering. volum 180.
Academic article
Souza, Carlos Eduardo Silva de; Bachynski, Erin Elizabeth. (2019) Effects of hull flexibility on the structural dynamics of a TLP floating wind turbine. Journal of Offshore Mechanics and Arctic Engineering.
Academic article
Wise, Adam Sidney; Bachynski, Erin Elizabeth. (2019) Analysis of wake effects on global responses for a floating two-turbine case. Journal of Physics: Conference Series (JPCS). volum 1356 (1).
Academic article

2018

Bachynski, Erin Elizabeth. (2018) Fixed and Floating Offshore Wind Turbine Support Structures. Offshore Wind energy technology.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Pakozdi, Csaba; Östman, Anders Lennart; Stansberg, Carl Trygve. (2018) Computational Fluid Dynamics Reproduction of Nonlinear Loads on a Vertical Column during Extreme Irregular Wave Events. Journal of Offshore Mechanics and Arctic Engineering. volum 140 (6).
Academic article
Fonseca, Nuno; Bachynski, Erin Elizabeth. (2018) LFCS Review report – Environmental loads Methods for the estimation of loads on large floating bridges. 2018.
Report
Hegseth, John Marius; Bachynski, Erin Elizabeth; Karimirad, Madjid. (2018) Comparison and Validation of Hydrodynamic Load Models for a Semisubmersible Floating Wind Turbine. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Pakozdi, Csaba; Spence, Silas John Byron; Fouques, Sebastien; Thys, Maxime; Alsos, Hagbart Skage; Bachynski, Erin Elizabeth; Bihs, Hans; Kamath, Arun. (2018) Nonlinear wave load models for extra large monopiles. ASME 2018 1st International Offshore Wind Technical Conference.
Academic chapter/article/Conference paper
Popko, Wojciech; Huhn, Matthias L.; Robertson, Amy N.; Jonkman, Jason M.; Wendt, Fabian; Müller, Kolja; Kretschmer, Matthias L.; Vorpahl, Fabian; Hagen, Torbjørn Ruud; Galinos, Christos; Dreff, Jean-Baptiste Le; Gilbert, Philippe; Auriac, Bertrand; Villora, Francisco Navarro; Schünemann, Paul; Bayati, Ilmas; Oh, Sho; Totsuka, Yoshitaka; Qvist, Jacob. (2018) Verification of Numerical Offshore Wind Turbine Models Based on Full Scale Alpha Ventus Data within OC5 Phase III. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Robertson, Amy N.; Bachynski, Erin Elizabeth; Gueydon, Sebastien; Wendt, Fabian; Schünemann, Paul; Jonkman, Jason. (2018) Assessment of Experimental Uncertainty for a Floating Wind Semisubmersible Under Hydrodynamic Loading. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2018) Site-specific controller design for monopile offshore wind turbines. Marine Structures. volum 61.
Academic article
Suja, Loup; Krokstad, Jørgen R; Bachynski, Erin Elizabeth. (2018) Critical assessment of non-linear hydrodynamic load models for a fully flexible monopile offshore wind turbine. Ocean Engineering. volum 164.
Academic article

2017

Bachynski, Erin Elizabeth; Kristiansen, Trygve. (2017) Reproduction of Monopile Ringing Events in Reduced-Duration Model Tests. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 7B: Ocean Engineering.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Kristiansen, Trygve; Thys, Maxime. (2017) Experimental and numerical investigations of monopile ringing in irregular finite-depth water waves. Applied Ocean Research. volum 68.
Academic article
Eliassen, Lene; Bachynski, Erin Elizabeth. (2017) The Effect of Turbulence Model on the Response of a Large Floating Wind Turbine. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Karimirad, Madjid; Bachynski, Erin Elizabeth. (2017) Sensitivity Analysis of Limited Actuation for Real-time Hybrid Model Testing of 5MW Bottom-fixed Offshore Wind Turbine. Energy Procedia. volum 137.
Academic article
Karimirad, Madjid; Bachynski, Erin Elizabeth; Berthelsen, Petter Andreas; Ormberg, Harald. (2017) OMAE2017-61121 Comparison of Real-Time Hybrid Model Testing of a Braceless Semi-Submersible Wind Turbine and Numerical Simulations. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Kristiansen, Trygve; Bachynski, Erin Elizabeth; Bickert, Florent; Hniche, Abdessamad; Kocher, Vincent; Liandrat, Antoine. (2017) Aspects in model testing of a monopile in steep waves. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 1: Offshore Technology.
Academic chapter/article/Conference paper
Luan, Chenyu; Chabaud, Valentin Bruno; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2017) Experimental validation of a time-domain approach for determining sectional loads in a floating wind turbine hull subjected to moderate waves. Energy Procedia. volum 137.
Academic article
Nejad, Amir Rasekhi; Bachynski, Erin Elizabeth; Moan, Torgeir. (2017) On Tower Top Axial Acceleration and Drivetrain Responses in a Spar-Type Floating Wind Turbine. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium.
Academic chapter/article/Conference paper
Ong, Muk Chen; Bachynski, Erin Elizabeth; Økland, Ole David. (2017) Dynamic Responses of Jacket-Type Offshore Wind Turbines Using Decoupled and Coupled Models. Journal of Offshore Mechanics and Arctic Engineering. volum 139 (4).
Academic article
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan. (2017) Key Contributors to Lifetime Accumulated Fatigue Damage in an Offshore Wind Turbine Support Structure. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Suja-Thauvin, Loup; Krokstad, Jørgen R; Bachynski, Erin Elizabeth; de Ridder, Erik-Jan. (2017) Experimental results of a multimode monopile offshore wind turbine support structure subjected to steep and breaking irregular waves. Ocean Engineering. volum 146.
Academic article
Velarde, Joey; Bachynski, Erin Elizabeth. (2017) Design and fatigue analysis of monopile foundations to support the DTU 10 MW offshore wind turbine. Energy Procedia. volum 137.
Academic article

2016

Bachynski, Erin Elizabeth. (2016) Structural Design. Floating Offshore Wind Energy.
Chapter
Bachynski, Erin Elizabeth; Thys, Maxime; Sauder, Thomas Michel; Chabaud, Valentin Bruno; Sæther, Lars Ove. (2016) Real-time hybrid model testing of a braceless semi-submersible wind turbine. Part II: Experimental results. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper
Berthelsen, Petter Andreas; Bachynski, Erin Elizabeth; Karimirad, Madjid; Thys, Maxime. (2016) Real-time hybrid model tests of a braceless semi-submersible wind turbine. Part III: Calibration of a numerical model. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper
Leimester, Mareike; Bachynski, Erin Elizabeth; Muskulus, Michael; Thomas, Philipp. (2016) Rational upscaling of a semi-submersible floating platform supporting a wind turbine. Energy Procedia. volum 94.
Academic article
Pakozdi, Csaba; Östman, Anders Lennart; Bachynski, Erin Elizabeth; Stansberg, Carl Trygve. (2016) CFD Reproduction of Model Test Generated Extreme Irregular Wave Events and Nonlinear Loads on a Vertical Column. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering, Volume 2: CFD and VIV.
Academic chapter/article/Conference paper
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Li, Lin; Moan, Torgeir. (2016) Correlation between Acceleration and Drivetrain Load Effects for Monopile Offshore Wind Turbines. Energy Procedia. volum 94.
Academic article
Robertson, Amy N.; Wendt, Fabian; Jonkman, Jason M.; Popko, Wojciech; Borg, Michael; Bredmose, H.; Schlutter, Flemming; Qvist, Jacob; Bergua, Roger; Harries, Rob; Yde, Anders; Nygaard, Tor Anders; De Vaal, Jacobus Bernardus; Oggiano, Luca; Bozonnet, Pauline; Bouy, Ludovic; Barrera Sanchez, Carlos; Garcia, Raul Guanche; Bachynski, Erin Elizabeth. (2016) OC5 Project Phase Ib: Validation of Hydrodynamic Loading on a Fixed, Flexible Cylinder for Offshore Wind Applications. Energy Procedia. volum 94.
Academic article
Sauder, Thomas Michel; Chabaud, Valentin Bruno; Thys, Maxime; Bachynski, Erin Elizabeth; Sæther, Lars Ove. (2016) Real-time hybrid model testing of a braceless semi-submersible wind turbine. Part I: The hybrid approach. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper

2015

Robertson, Amy; Wendt, Fabian; Jonkman, Jason; Popko, Wojciech; Vorpahl, Fabian; Stansberg, Carl Trygve; Bachynski, Erin Elizabeth; Bayati, Ilmas; Beyer, Friedemann; De Vaal, Jacobus Bernardus; Harries, Rob; Yamaguchi, Atshushi; Shin, Hyunkyoung; Kim, Byungcheol; van der Zee, Tjeerd; Bozonnet, Pauline; Aguilo, Borja; Bergua, Roger; Qvist, Jacob. (2015) OC5 Project Phase I: Validation of Hydrodynamic Loading on a Fixed Cylinder. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Chabaud, Valentin Bruno; Sauder, Thomas Michel. (2015) Real-time hybrid model testing of floating wind turbines: sensitivity to limited actuation. Energy Procedia. volum 80.
Academic article
Bachynski, Erin Elizabeth; Ormberg, Harald. (2015) Comparison of Engineering Models for the Aerodynamic Load Distribution along a Wind Turbine Blade. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Ormberg, Harald. (2015) Hydrodynamic modelling of large-diameter bottom-fixed offshore wind turbines. Proceedings ASME 2015 34th International Conference on Ocean, Offshore and Arctic Engineering Volume 9: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2015) Comparison of wave load effects on a TLP wind turbine by using computational fluid dynamics and potential flow theory approaches. Applied Ocean Research. volum 53.
Academic article
Ormberg, Harald; Bachynski, Erin Elizabeth. (2015) Sensitivity of Estimated Tower Fatigue to Wind Modeling for a Spar Floating Wind Turbine. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2015) Fatigue Damage Comparison of Mechanical Components in a Land-based and a Spar Floating Wind Turbine. Procedia Engineering. volum 101 (C).
Academic article
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Kvittem, Marit Irene; Luan, Chenyu; Gao, Zhen; Moan, Torgeir. (2015) Stochastic dynamic load effect and fatigue damage analysis of drivetrains in land-based and TLP, spar and semi-submersible floating wind turbines. Marine Structures. volum 42.
Academic article

2014

Bachynski, Erin Elizabeth; Kvittem, Marit Irene; Luan, Chenyu; Moan, Torgeir. (2014) Wind-wave misalignment effects on floating wind turbines: motions and tower load effects. Journal of Offshore Mechanics and Arctic Engineering. volum 136 (4).
Academic article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2014) Ringing loads on tension leg platform wind turbines. Ocean Engineering. volum 84.
Academic article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2014) Second Order Wave Force Effects on Tension Leg Platform Wind Turbines in Misaligned Wind and Waves. 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 9A: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2014) Comparison of Wave-induced Response of a TLP Wind Turbine Obtained by CFD Method and Potential Theory. Proceedings of the Twenty-fourth (2014) International Offshore and Polar Engineering Conference, Busan, Korea.
Academic chapter/article/Conference paper
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2014) Comparison of wave-induced response of a TLP wind turbine obtained by CFD method and potential theory. ISOPE - International Offshore and Polar Engineering Conference. Proceedings.
Academic article
Ong, Muk Chen; Bachynski, Erin Elizabeth; Økland, Ole David; Passano, Elizabeth Anne. (2014) Dynamic responses of a jacket-type offshore wind turbine using decoupled and coupled models. 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 9B: Ocean Renewable Energy.
Academic chapter/article/Conference paper

2013

Bachynski, Erin Elizabeth; Etemaddar, Mahmoud; Kvittem, Marit Irene; Luan, Chenyu; Moan, Torgeir. (2013) Dynamic analysis of floating wind turbines during pitch actuator fault, grid loss, and shutdown. Energy Procedia. volum 35.
Academic article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2013) Hydrodynamic Modeling of Tension Leg Platform Wind Turbines. 32nd International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Moan, Torgeir. (2013) Point Absorber Design for a Combined Wind and Wave Energy Converter on a Tension-Leg Support Structure. 32nd International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper

2012

Bachynski, Erin Elizabeth; Kvittem, Marit Irene. (2012) På dypt vann. Dagens næringsliv.
Popular scientific article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Design Considerations for Tension Leg Platform Wind Turbines. Marine Structures. volum 29.
Academic article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Linear and Nonlinear Analysis of Tension Leg Platform Wind Turbines. Proceedings of the Twenty-second (2012) International Offshore and Polar Engineering Conference.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Motley, Michael R.; Young, Yin L.. (2012) Dynamic Hydroelastic Scaling of the Underwater Shock Response of Composite Marine Structures. Journal of applied mechanics. volum 79 (1).
Academic article
Kvittem, Marit Irene; Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Effects of Hydrodynamic Modelling in Fully Coupled Simulations of a Semi-Submersible Wind Turbine. Energy Procedia. volum 24.
Academic article
Moan, Torgeir; Gao, Zhen; Karimirad, Madjid; Bachynski, Erin Elizabeth; Etemaddar, Mahmoud; Jiang, Zhiyu; Kvittem, Marit Irene; Muliawan, Made Jaya; Xing, Yihan. (2012) Recent Developments of the Design and Analysis of Floating Wind Turbines. ICSOT: Developments in Fixed & Floating Offshore Structures.
Academic chapter/article/Conference paper
Ormberg, Harald; Bachynski, Erin Elizabeth. (2012) Global Analysis of Floating Wind Turbines: Code Development, Model Sensitivity and Benchmark Study. Proceedings of the Twenty-second (2012) International Offshore and Polar Engineering Conference.
Academic chapter/article/Conference paper

2011

Bachynski, Erin Elizabeth; Young, Yin L.; Yeung, Ronald W.. (2011) Analysis and Dynamic Scaling of Tethered Wave Energy Converters in Irregular Waves (OMAE2011-49684). 30th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2011) - Vol. V.
Academic chapter/article/Conference paper

Journal publications

Abdelmoteleb, Serag-Eldin; Escalera Mendoza, Alejandra S.; Santos, Carlos Renan dos; Bachynski-Polic, Erin Elizabeth; Griffith, D. Todd; Oggiano, Luca. (2022) Preliminary Sizing and Optimization of Semisubmersible Substructures for Future Generation Offshore Wind Turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue. (2022) Experimental and numerical analysis of wind field effects on the dynamic responses of the 10 MW SPIC floating wind turbine concept. Ocean Engineering. volum 261.
Academic article
Collette, Matthew; Bachynski-Polic, Erin Elizabeth; Downes, Jonathan; Ehlers, Sören; Kana, Austin; Liu, Yan; Seyffert, Harleigh. (2022) Forced Innovation. (mt) Marine Technology.
Popular scientific article
Hoseini Dadmarzi, Fatemeh; Bachynski-Polic, Erin Elizabeth. (2022) Comparison of laboratory wave generation techniques on response of a large monopile in irregular sea. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Katsikogiannis, George; Hegseth, John Marius; Bachynski-Polic, Erin Elizabeth. (2022) Application of a lumping method for fatigue design of monopile-based wind turbines using fully coupled and simplified models. Applied Ocean Research. volum 120.
Academic article
Leroy, Vincent; Delacroix, Sylvain; Merrien, Arnaud; Bachynski-Polic, Erin Elizabeth; Gilloteaux, JC. (2022) Experimental investigation of the hydro-elastic response of a spar-type floating offshore wind turbine. Ocean Engineering. volum 255.
Academic article
Rivera Arreba, Irene; Wise, Adam S.; Hermile, Mahe; Chow, Fotini K.; Bachynski-Polic, Erin Elizabeth. (2022) Effects of atmospheric stability on the structural response of a 12 MW semisubmersible floating wind turbine. Wind Energy.
Academic article
Rohrer, Peter Joshua; Bachynski-Polic, Erin Elizabeth; Collette, Matthew. (2022) Towards gradient-based design optimization of fully-flexible tension-leg platform wind turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Santos, Carlos Renan dos; Abdelmoteleb, Serageldin; Mendoza, Alejandra S. Escalera; Bachynski-Polic, Erin Elizabeth. (2022) Control Considerations for Very Large Floating Wind Turbines. IFAC-PapersOnLine. volum 55 (31).
Academic article
Sergiienko, Nataliia; da Silva, Leandro; Bachynski-Polic, Erin Elizabeth; Cazzolato, Benjamin; Arjomandi, Maziar; Ding, Boyin. (2022) Review of scaling laws applied to floating offshore wind turbines. Renewable and Sustainable Energy Reviews. volum 162.
Academic article
Silva de Souza, Carlos Eduardo; Bachynski-Polic, Erin Elizabeth. (2022) Design, structural modeling, control, and performance of 20 MW spar floating wind turbines. Marine Structures. volum 84.
Academic article
Sørum, Stian Høegh; Bachynski-Polic, Erin Elizabeth; Amdahl, Jørgen. (2022) Wind and soil model influences on the uncertainty in fatigue of monopile supported wind turbines. Journal of Physics: Conference Series (JPCS). volum 2362.
Academic article
Sørum, Stian Høegh; Katsikogiannis, Georgios; Bachynski-Polic, Erin Elizabeth; Amdahl, Jørgen; Page, Ana M.; Klinkvort, Rasmus Tofte. (2022) Fatigue design sensitivities of large monopile offshore wind turbines. Wind Energy. volum 25 (10).
Academic article
Bergua, Roger; Robertson, Amy; Jonkman, Jason; Platt, Andy; Page Risueno, Ana Maria; Qvist, Jacob; Amet, Ervin; Cai, Zhisong; Han, Huali; Beardsell, Alec; Shi, Wei; Galvan, Josean; Bachynski-Polic, Erin Elizabeth; McKinnon, Gill; Harnois, Violette; Bonnet, Paul; Suja, Loup; hansen, anders melchior; Alonso, Iñigo Mendikoa. (2021) OC6 Phase II: Integration and verification of a new soil–structure interaction model for offshore wind design. Wind Energy.
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth; Leira, Bernt Johan. (2021) Effect of environmental modelling and inspection strategy on the optimal design of floating wind turbines. Reliability Engineering & System Safety. volum 214.
Academic article
Hoseini Dadmarzi, Fatemeh; Tonnel, Matthias; Thys, Maxime; Bachynski-Polic, Erin Elizabeth; Kristiansen, Trygve. (2021) Experimental study on the effect of second order wavemaker theory on the response of a flexible large diameter monopile in irregular sea. Journal of Physics: Conference Series (JPCS). volum 2018.
Academic article
Katsikogiannis, George; Sørum, Stian Høegh; Bachynski, Erin Elizabeth; Amdahl, Jørgen. (2021) Environmental lumping for efficient fatigue assessment of large-diameter monopile wind turbines. Marine Structures. volum 77.
Academic article
Leroy, Vincent; Bachynski-Polic, Erin Elizabeth; Babarit, Aurélien; Ferrant, Pierre; Gilloteaux, Jean-Christophe. (2021) A weak-scatterer potential flow theory-based model for the hydroelastic analysis of offshore wind turbine substructures. Ocean Engineering. volum 238.
Academic article
Li, Haoran; Bachynski, Erin Elizabeth. (2021) Experimental and numerical investigation of nonlinear diffraction wave loads on a semi-submersible wind turbine. Renewable Energy. volum 171.
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Analysis of difference-frequency wave loads and quadratic transfer functions on a restrained semi-submersible floating wind turbine. Ocean Engineering. volum 232 (109165).
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Experimental and numerically obtained low-frequency radiation characteristics of the OC5-DeepCwind semisubmersible. Ocean Engineering. volum 232 (109130).
Academic article
Li, Haoran; Bachynski-Polic, Erin Elizabeth. (2021) Validation and application of nonlinear hydrodynamics from CFD in an engineering model of a semi-submersible floating wind turbine. Marine Structures. volum 79 (103054).
Academic article
Lu, Wang; Robertson, Amy; Jonkman, Jason; Yu, Yi-Hsiang; Koop, Arjen; Nadal, Adrià Borràs; Li, Haoran; Bachynski-Polic, Erin Elizabeth; Pinguet, Romain; Shi, Wei; Zeng, Xinmeng; Zhou, Yang; Xiao, Qing; Kumar, Rupesh; Sarlak, Hamid; Ransley, Edward; Brown, Scott; Hann, Martyn; Netzband, Stefan. (2021) OC6 Phase Ib: Validation of the CFD predictions of difference-frequency wave excitation on a FOWT semisubmersible. Ocean Engineering. volum 241 (110026).
Academic article
Rivera Arreba, Irene; Eliassen, Lene; Bachynski-Polic, Erin Elizabeth; Panjwani, Balram. (2021) Low-frequency dynamic wake meandering: comparison of FAST.Farm and DIWA software tools. Journal of Physics: Conference Series (JPCS). volum 2018.
Academic article
Wang, Shuaishuai; Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2021) A comparative study on the dynamic behaviour of 10 MW conventional and compact gearboxes for offshore wind turbines. Wind Energy. volum 24 (7).
Academic article
Bachynski, Erin Elizabeth; Thys, Maxime; Hoseini Dadmarzi, Fatemeh. (2020) Observations from hydrodynamic testing of a flexible, large-diameter monopile in irregular waves. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Cho, Seongpil; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir; Gao, Zhen; Moan, Torgeir. (2020) Numerical modeling of the hydraulic blade pitch actuator in a spar‐type floating wind turbine considering fault conditions and their effects on global dynamic responses. Wind Energy. volum 23 (2).
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth; Martins, Joaquim R. R. A.. (2020) Design Optimization of Spar Floating Wind Turbines Considering Different Control Strategies. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth; Martins, Joaquim R. R. A.. (2020) Integrated design optimization of spar floating wind turbines. Marine Structures. volum 72.
Academic article
Lee, Chern Fong; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir. (2020) Consequences of load mitigation control strategies for a floating wind turbine. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Leroy, Vincent; Bachynski, Erin Elizabeth; Gilloteaux, Jean-Christophe; Babarit, Aurelien; Ferrant, Pierre. (2020) Non-linear hydroelastic response of a monopile foundation in regular waves. Journal of Physics: Conference Series (JPCS). volum 1669.
Academic article
Moan, Torgeir; Gao, Zhen; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir. (2020) Recent Advances in Integrated Response Analsysis of Floating Wind Turbines in a Reliability Perspective. Journal of Offshore Mechanics and Arctic Engineering. volum 142 (5).
Academic article
Robertson, Amy N.; Bachynski, Erin Elizabeth; Gueydon, Sebastien; Wendt, Fabian; Schünemann, Paul. (2020) Total experimental uncertainty in hydrodynamic testing of a semisubmersible wind turbine, considering numerical propagation of systematic uncertainty. Ocean Engineering. volum 195.
Academic article
Silva de Souza, Carlos Eduardo; Hegseth, John Marius; Bachynski, Erin Elizabeth. (2020) Frequency-Dependent Aerodynamic Damping and Inertia in Linearized Dynamic Analysis of Floating Wind Turbines. Journal of Physics: Conference Series (JPCS). volum 1452.
Academic article
Smilden, Emil; Sørum, Stian Høegh; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2020) Post‐installation adaptation of offshore wind turbine controls. Wind Energy. volum 23 (4).
Academic article
Suja, Loup; Bachynski, Erin Elizabeth; Pierella, Fabio; Borg, Michael; Krokstad, Jørgen R; Bredmose, Henrik. (2020) Critical assessment of hydrodynamic load models for a monopile structure in finite water depth. Marine Structures. volum 72:102743.
Academic literature review
Wang, Shuaishuai; Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2020) Effects of bedplate flexibility on drivetrain dynamics: Case study of a 10 MW spar type floating wind turbine. Renewable Energy. volum 161.
Academic article
Wise, Adam Sidney; Bachynski, Erin Elizabeth. (2020) Wake meandering effects on floating wind turbines. Wind Energy. volum 23 (5).
Academic article
Bachynski, Erin Elizabeth; Eliassen, Lene. (2019) The effects of coherent structures on the global response of floating offshore wind turbines. Wind Energy. volum 22 (2).
Academic article
Bachynski, Erin Elizabeth; Page, Ana M.; Katsikogiannis, George. (2019) Dynamic Response of A Large-Diameter Monopile Considering 35-Hour Storm Conditions. International Conference on Offshore Mechanics and Arctic Engineering (OMAE) [proceedings].
Academic article
Bachynski, Erin Elizabeth; Thys, Maxime; Delhaye, Virgile Roger. (2019) Dynamic response of a monopile wind turbine in waves: Experimental uncertainty analysis for validation of numerical tools. Applied Ocean Research. volum 89.
Academic article
Hegseth, John Marius; Bachynski, Erin Elizabeth. (2019) A semi-analytical frequency domain model for efficient design evaluation of spar floating wind turbines. Marine Structures. volum 64.
Academic article
Katsikogiannis, George; Bachynski, Erin Elizabeth; Page, Ana M.. (2019) Fatigue sensitivity to foundation modelling in different operational states for the DTU 10MW monopile-based offshore wind turbine. Journal of Physics: Conference Series (JPCS). volum 1356 (1).
Academic article
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Moan, Torgeir. (2019) Effect of axial acceleration on drivetrain responses in a spar-type floating wind turbine. Journal of Offshore Mechanics and Arctic Engineering. volum 141 (3).
Academic article
Rivera-Arreba, Irene; Bruinsma, Niek; Bachynski, Erin Elizabeth; Viré, Axelle; Paulsen, Bo T.; Jacobsen, Niels G.. (2019) Modeling of a semisubmersible floating offshore wind platform in severe waves. Journal of Offshore Mechanics and Arctic Engineering. volum 141 (6).
Academic article
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2019) Wave disturbance rejection for monopile offshore wind turbines. Wind Energy. volum 22 (1).
Academic article
Souza, Carlos Eduardo Silva de; Bachynski, Erin Elizabeth. (2019) Changes in surge and pitch decay periods of floating wind turbines for varying wind speed. Ocean Engineering. volum 180.
Academic article
Souza, Carlos Eduardo Silva de; Bachynski, Erin Elizabeth. (2019) Effects of hull flexibility on the structural dynamics of a TLP floating wind turbine. Journal of Offshore Mechanics and Arctic Engineering.
Academic article
Wise, Adam Sidney; Bachynski, Erin Elizabeth. (2019) Analysis of wake effects on global responses for a floating two-turbine case. Journal of Physics: Conference Series (JPCS). volum 1356 (1).
Academic article
Bachynski, Erin Elizabeth; Pakozdi, Csaba; Östman, Anders Lennart; Stansberg, Carl Trygve. (2018) Computational Fluid Dynamics Reproduction of Nonlinear Loads on a Vertical Column during Extreme Irregular Wave Events. Journal of Offshore Mechanics and Arctic Engineering. volum 140 (6).
Academic article
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan; Amdahl, Jørgen. (2018) Site-specific controller design for monopile offshore wind turbines. Marine Structures. volum 61.
Academic article
Suja, Loup; Krokstad, Jørgen R; Bachynski, Erin Elizabeth. (2018) Critical assessment of non-linear hydrodynamic load models for a fully flexible monopile offshore wind turbine. Ocean Engineering. volum 164.
Academic article
Bachynski, Erin Elizabeth; Kristiansen, Trygve; Thys, Maxime. (2017) Experimental and numerical investigations of monopile ringing in irregular finite-depth water waves. Applied Ocean Research. volum 68.
Academic article
Karimirad, Madjid; Bachynski, Erin Elizabeth. (2017) Sensitivity Analysis of Limited Actuation for Real-time Hybrid Model Testing of 5MW Bottom-fixed Offshore Wind Turbine. Energy Procedia. volum 137.
Academic article
Luan, Chenyu; Chabaud, Valentin Bruno; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2017) Experimental validation of a time-domain approach for determining sectional loads in a floating wind turbine hull subjected to moderate waves. Energy Procedia. volum 137.
Academic article
Ong, Muk Chen; Bachynski, Erin Elizabeth; Økland, Ole David. (2017) Dynamic Responses of Jacket-Type Offshore Wind Turbines Using Decoupled and Coupled Models. Journal of Offshore Mechanics and Arctic Engineering. volum 139 (4).
Academic article
Suja-Thauvin, Loup; Krokstad, Jørgen R; Bachynski, Erin Elizabeth; de Ridder, Erik-Jan. (2017) Experimental results of a multimode monopile offshore wind turbine support structure subjected to steep and breaking irregular waves. Ocean Engineering. volum 146.
Academic article
Velarde, Joey; Bachynski, Erin Elizabeth. (2017) Design and fatigue analysis of monopile foundations to support the DTU 10 MW offshore wind turbine. Energy Procedia. volum 137.
Academic article
Leimester, Mareike; Bachynski, Erin Elizabeth; Muskulus, Michael; Thomas, Philipp. (2016) Rational upscaling of a semi-submersible floating platform supporting a wind turbine. Energy Procedia. volum 94.
Academic article
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Li, Lin; Moan, Torgeir. (2016) Correlation between Acceleration and Drivetrain Load Effects for Monopile Offshore Wind Turbines. Energy Procedia. volum 94.
Academic article
Robertson, Amy N.; Wendt, Fabian; Jonkman, Jason M.; Popko, Wojciech; Borg, Michael; Bredmose, H.; Schlutter, Flemming; Qvist, Jacob; Bergua, Roger; Harries, Rob; Yde, Anders; Nygaard, Tor Anders; De Vaal, Jacobus Bernardus; Oggiano, Luca; Bozonnet, Pauline; Bouy, Ludovic; Barrera Sanchez, Carlos; Garcia, Raul Guanche; Bachynski, Erin Elizabeth. (2016) OC5 Project Phase Ib: Validation of Hydrodynamic Loading on a Fixed, Flexible Cylinder for Offshore Wind Applications. Energy Procedia. volum 94.
Academic article
Bachynski, Erin Elizabeth; Chabaud, Valentin Bruno; Sauder, Thomas Michel. (2015) Real-time hybrid model testing of floating wind turbines: sensitivity to limited actuation. Energy Procedia. volum 80.
Academic article
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2015) Comparison of wave load effects on a TLP wind turbine by using computational fluid dynamics and potential flow theory approaches. Applied Ocean Research. volum 53.
Academic article
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2015) Fatigue Damage Comparison of Mechanical Components in a Land-based and a Spar Floating Wind Turbine. Procedia Engineering. volum 101 (C).
Academic article
Rasekhi Nejad, Amir; Bachynski, Erin Elizabeth; Kvittem, Marit Irene; Luan, Chenyu; Gao, Zhen; Moan, Torgeir. (2015) Stochastic dynamic load effect and fatigue damage analysis of drivetrains in land-based and TLP, spar and semi-submersible floating wind turbines. Marine Structures. volum 42.
Academic article
Bachynski, Erin Elizabeth; Kvittem, Marit Irene; Luan, Chenyu; Moan, Torgeir. (2014) Wind-wave misalignment effects on floating wind turbines: motions and tower load effects. Journal of Offshore Mechanics and Arctic Engineering. volum 136 (4).
Academic article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2014) Ringing loads on tension leg platform wind turbines. Ocean Engineering. volum 84.
Academic article
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2014) Comparison of wave-induced response of a TLP wind turbine obtained by CFD method and potential theory. ISOPE - International Offshore and Polar Engineering Conference. Proceedings.
Academic article
Bachynski, Erin Elizabeth; Etemaddar, Mahmoud; Kvittem, Marit Irene; Luan, Chenyu; Moan, Torgeir. (2013) Dynamic analysis of floating wind turbines during pitch actuator fault, grid loss, and shutdown. Energy Procedia. volum 35.
Academic article
Bachynski, Erin Elizabeth; Kvittem, Marit Irene. (2012) På dypt vann. Dagens næringsliv.
Popular scientific article
Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Design Considerations for Tension Leg Platform Wind Turbines. Marine Structures. volum 29.
Academic article
Bachynski, Erin Elizabeth; Motley, Michael R.; Young, Yin L.. (2012) Dynamic Hydroelastic Scaling of the Underwater Shock Response of Composite Marine Structures. Journal of applied mechanics. volum 79 (1).
Academic article
Kvittem, Marit Irene; Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Effects of Hydrodynamic Modelling in Fully Coupled Simulations of a Semi-Submersible Wind Turbine. Energy Procedia. volum 24.
Academic article

Part of book/report

Aksnes, Vegard Øgård; Alsos, Hagbart Skage; Bachynski-Polic, Erin Elizabeth; Berthelsen, Petter Andreas; Delhaye, Virgile Roger; Furevik, Birgitte Rugaard; Jostad, Hans Petter; Kristiansen, Trygve; Ommani, Babak. (2022) On Common Research Needs for the Next Generation of Floating Support Structures. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering. Volume 4: Ocean Space Utilization.
Academic chapter/article/Conference paper
Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue. (2022) Analysis of a Hybrid Mooring System Concept for a Semi-Submersible Wind Turbine in Intermediate Water Depth Under Operational, Extreme, and Yaw Error Conditions. ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Santos, Carlos Renan dos; Abdelmoteleb, Serageldin; Mendoza, Alejandra S. Escalera; Bachynski-Polic, Erin Elizabeth; Griffith, D. Todd; Oggiano, Luca. (2022) Application of a PI-controller to a 25 MW Floating Wind Turbine. IEEE 61st Conference on Decision and Control (CDC 2022).
Academic chapter/article/Conference paper
Pakozdi, Csaba; Fouques, Sebastien; Thys, Maxime; Kamath, Arun Mulky; Wang, Weizhi; Hoseini Dadmarzi, Fatemeh; Bachynski, Erin Elizabeth; Bihs, Hans Sebastian. (2020) Validation of Numerical Wave Tank Simulations Using REEF3D With JONSWAP Spectra in Intermediate Water Depth. ASME 2020 39th International Conference on Ocean, Offshore and Arctic Engineering - Volume 1: Offshore Technology.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Collu, Maurizio. (2019) Offshore support structure design. Renewable Energy from the Oceans: From wave, tidal and gradient systems to offshore wind and solar.
Academic chapter/article/Conference paper
Collu, Maurizio; Bachynski, Erin Elizabeth. (2019) Multipurpose platforms. Renewable Energy from the Oceans: From wave, tidal and gradient systems to offshore wind and solar.
Academic chapter/article/Conference paper
Hoseini Dadmarzi, Fatemeh; Thys, Maxime; Bachynski, Erin Elizabeth. (2019) Validation of Hydrodynamic Loads on a Large-Diameter Monopile in Regular Waves. ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering. Volume 7A: Ocean Engineering.
Academic chapter/article/Conference paper
Li, Haoran; Bachynski, Erin Elizabeth. (2019) Numerical Simulation of Fully Nonlinear Interaction Between Regular and Irregular Waves and a 2D Floating Body. ASME 2019 38th International Conference on Ocean, Offshore and Arctic Engineering. Volume 7A: Ocean Engineering.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth. (2018) Fixed and Floating Offshore Wind Turbine Support Structures. Offshore Wind energy technology.
Academic chapter/article/Conference paper
Hegseth, John Marius; Bachynski, Erin Elizabeth; Karimirad, Madjid. (2018) Comparison and Validation of Hydrodynamic Load Models for a Semisubmersible Floating Wind Turbine. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Pakozdi, Csaba; Spence, Silas John Byron; Fouques, Sebastien; Thys, Maxime; Alsos, Hagbart Skage; Bachynski, Erin Elizabeth; Bihs, Hans; Kamath, Arun. (2018) Nonlinear wave load models for extra large monopiles. ASME 2018 1st International Offshore Wind Technical Conference.
Academic chapter/article/Conference paper
Popko, Wojciech; Huhn, Matthias L.; Robertson, Amy N.; Jonkman, Jason M.; Wendt, Fabian; Müller, Kolja; Kretschmer, Matthias L.; Vorpahl, Fabian; Hagen, Torbjørn Ruud; Galinos, Christos; Dreff, Jean-Baptiste Le; Gilbert, Philippe; Auriac, Bertrand; Villora, Francisco Navarro; Schünemann, Paul; Bayati, Ilmas; Oh, Sho; Totsuka, Yoshitaka; Qvist, Jacob. (2018) Verification of Numerical Offshore Wind Turbine Models Based on Full Scale Alpha Ventus Data within OC5 Phase III. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Robertson, Amy N.; Bachynski, Erin Elizabeth; Gueydon, Sebastien; Wendt, Fabian; Schünemann, Paul; Jonkman, Jason. (2018) Assessment of Experimental Uncertainty for a Floating Wind Semisubmersible Under Hydrodynamic Loading. ASME 2018 37th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Kristiansen, Trygve. (2017) Reproduction of Monopile Ringing Events in Reduced-Duration Model Tests. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 7B: Ocean Engineering.
Academic chapter/article/Conference paper
Eliassen, Lene; Bachynski, Erin Elizabeth. (2017) The Effect of Turbulence Model on the Response of a Large Floating Wind Turbine. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Karimirad, Madjid; Bachynski, Erin Elizabeth; Berthelsen, Petter Andreas; Ormberg, Harald. (2017) OMAE2017-61121 Comparison of Real-Time Hybrid Model Testing of a Braceless Semi-Submersible Wind Turbine and Numerical Simulations. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Kristiansen, Trygve; Bachynski, Erin Elizabeth; Bickert, Florent; Hniche, Abdessamad; Kocher, Vincent; Liandrat, Antoine. (2017) Aspects in model testing of a monopile in steep waves. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 1: Offshore Technology.
Academic chapter/article/Conference paper
Nejad, Amir Rasekhi; Bachynski, Erin Elizabeth; Moan, Torgeir. (2017) On Tower Top Axial Acceleration and Drivetrain Responses in a Spar-Type Floating Wind Turbine. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium.
Academic chapter/article/Conference paper
Smilden, Emil; Bachynski, Erin Elizabeth; Sørensen, Asgeir Johan. (2017) Key Contributors to Lifetime Accumulated Fatigue Damage in an Offshore Wind Turbine Support Structure. ASME 2017 36th International Conference on Ocean, Offshore and Arctic Engineering - Volume 10: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth. (2016) Structural Design. Floating Offshore Wind Energy.
Chapter
Bachynski, Erin Elizabeth; Thys, Maxime; Sauder, Thomas Michel; Chabaud, Valentin Bruno; Sæther, Lars Ove. (2016) Real-time hybrid model testing of a braceless semi-submersible wind turbine. Part II: Experimental results. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper
Berthelsen, Petter Andreas; Bachynski, Erin Elizabeth; Karimirad, Madjid; Thys, Maxime. (2016) Real-time hybrid model tests of a braceless semi-submersible wind turbine. Part III: Calibration of a numerical model. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper
Pakozdi, Csaba; Östman, Anders Lennart; Bachynski, Erin Elizabeth; Stansberg, Carl Trygve. (2016) CFD Reproduction of Model Test Generated Extreme Irregular Wave Events and Nonlinear Loads on a Vertical Column. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering, Volume 2: CFD and VIV.
Academic chapter/article/Conference paper
Sauder, Thomas Michel; Chabaud, Valentin Bruno; Thys, Maxime; Bachynski, Erin Elizabeth; Sæther, Lars Ove. (2016) Real-time hybrid model testing of a braceless semi-submersible wind turbine. Part I: The hybrid approach. ASME 2016 35th International Conference on Ocean, Offshore and Arctic Engineering - Volume 6: Ocean Space Utilization; Ocean Renewable Energy.
Academic chapter/article/Conference paper
Robertson, Amy; Wendt, Fabian; Jonkman, Jason; Popko, Wojciech; Vorpahl, Fabian; Stansberg, Carl Trygve; Bachynski, Erin Elizabeth; Bayati, Ilmas; Beyer, Friedemann; De Vaal, Jacobus Bernardus; Harries, Rob; Yamaguchi, Atshushi; Shin, Hyunkyoung; Kim, Byungcheol; van der Zee, Tjeerd; Bozonnet, Pauline; Aguilo, Borja; Bergua, Roger; Qvist, Jacob. (2015) OC5 Project Phase I: Validation of Hydrodynamic Loading on a Fixed Cylinder. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Ormberg, Harald. (2015) Comparison of Engineering Models for the Aerodynamic Load Distribution along a Wind Turbine Blade. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Ormberg, Harald. (2015) Hydrodynamic modelling of large-diameter bottom-fixed offshore wind turbines. Proceedings ASME 2015 34th International Conference on Ocean, Offshore and Arctic Engineering Volume 9: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Ormberg, Harald; Bachynski, Erin Elizabeth. (2015) Sensitivity of Estimated Tower Fatigue to Wind Modeling for a Spar Floating Wind Turbine. Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference - ISOPE 2015.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Moan, Torgeir. (2014) Second Order Wave Force Effects on Tension Leg Platform Wind Turbines in Misaligned Wind and Waves. 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 9A: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Nematbakhsh, Ali; Bachynski, Erin Elizabeth; Gao, Zhen; Moan, Torgeir. (2014) Comparison of Wave-induced Response of a TLP Wind Turbine Obtained by CFD Method and Potential Theory. Proceedings of the Twenty-fourth (2014) International Offshore and Polar Engineering Conference, Busan, Korea.
Academic chapter/article/Conference paper
Ong, Muk Chen; Bachynski, Erin Elizabeth; Økland, Ole David; Passano, Elizabeth Anne. (2014) Dynamic responses of a jacket-type offshore wind turbine using decoupled and coupled models. 33rd International Conference on Ocean, Offshore and Arctic Engineering Volume 9B: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Moan, Torgeir. (2013) Hydrodynamic Modeling of Tension Leg Platform Wind Turbines. 32nd International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Moan, Torgeir. (2013) Point Absorber Design for a Combined Wind and Wave Energy Converter on a Tension-Leg Support Structure. 32nd International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Moan, Torgeir. (2012) Linear and Nonlinear Analysis of Tension Leg Platform Wind Turbines. Proceedings of the Twenty-second (2012) International Offshore and Polar Engineering Conference.
Academic chapter/article/Conference paper
Moan, Torgeir; Gao, Zhen; Karimirad, Madjid; Bachynski, Erin Elizabeth; Etemaddar, Mahmoud; Jiang, Zhiyu; Kvittem, Marit Irene; Muliawan, Made Jaya; Xing, Yihan. (2012) Recent Developments of the Design and Analysis of Floating Wind Turbines. ICSOT: Developments in Fixed & Floating Offshore Structures.
Academic chapter/article/Conference paper
Ormberg, Harald; Bachynski, Erin Elizabeth. (2012) Global Analysis of Floating Wind Turbines: Code Development, Model Sensitivity and Benchmark Study. Proceedings of the Twenty-second (2012) International Offshore and Polar Engineering Conference.
Academic chapter/article/Conference paper
Bachynski, Erin Elizabeth; Young, Yin L.; Yeung, Ronald W.. (2011) Analysis and Dynamic Scaling of Tethered Wave Energy Converters in Irregular Waves (OMAE2011-49684). 30th International Conference on Ocean, Offshore and Arctic Engineering (OMAE2011) - Vol. V.
Academic chapter/article/Conference paper

Report

Aksnes, Vegard Øgård; Stefanakos, Christos; Fonseca, Nuno; Leira, Bernt Johan; Rodrigues, José Miguel; Bachynski-Polic, Erin Elizabeth. (2021) LFCS - Summary report. 2021.
Report
Bachynski-Polic, Erin Elizabeth; Califano, Andrea. (2021) State of the art: Design optimization of floating marine structures. 2021.
Report
Silva de Souza, Carlos Eduardo; Berthelsen, Petter Andreas; Eliassen, Lene; Bachynski, Erin Elizabeth; Engebretsen, Espen; Haslum, Herbjørn. (2021) Definition of the INO WINDMOOR 12 MW base case floating wind turbine. 2021. ISBN 9788271744076.
Report
Fonseca, Nuno; Bachynski, Erin Elizabeth. (2018) LFCS Review report – Environmental loads Methods for the estimation of loads on large floating bridges. 2018.
Report

INFORMASJONSMATR

Eliassen, Lene; Bachynski, Erin Elizabeth. (2020) Modeller av havvind.
Website (informational material)

Teaching

Courses

Media

2023

Poster

Johnsen, Lars-Petter Solvang; Bachynski-Polic, Erin Elizabeth. (2023) Spar Design Optimization with Concrete Substructure. SFI BLUES Spring Event 2023 . SFI BLUES; Trondheim. 2023-05-23 - 2023-05-24.
Academic lecture

Krathe, Veronica Liverud; Jonkman, Jason; Bachynski-Polic, Erin Elizabeth. (2023) Implementation of drivetrain structural flexibility in OpenFAST. EERA DeepWind 2023 . SINTEF, NTNU, EERA JP wind; Trondheim. 2023-01-18 - 2023-01-20.
Poster

Nesse-Hansen, Sander; Bachynski-Polic, Erin Elizabeth. (2023) Dynamics of arrays of floating structures with shared mooring. SFI BLUES Spring Event 2023 . SFI BLUES; Trondheim. 2023-05-23 - 2023-05-24.