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2024
1 Aboutalebi, Payam; Garrido, Aitor; Garrido, Izaskun; Nguyen, Dong Trong; Gao, Zhen.
Hydrostatic stability and hydrodynamics of a floating wind turbine platform integrated with oscillating water columns: A design study. Renewable Energy 2024 ;Volum 221.
NTNU Untitled
 
2 Christakos, Konstantinos; Lavidas, George; Gao, Zhen; Björkqvist, Jan-Victor.
Long-term assessment of wave conditions and wave energy resource in the Arctic Ocean. Renewable Energy 2024 ;Volum 220. s. 1-11
NTNU MET Untitled
 
3 Khazaeli Moghadam, Farid; Gao, Zhen; Chabaud, Valentin Bruno; Chapaloglou, Spyridon.
Yaw misalignment in powertrain degradation modeling for wind farm control in curtailed conditions. Frontiers in Energy Research 2024 ;Volum 11.
ENERGISINT NTNU Untitled
 
4 Lu, Biliang; Dibaj, Ali; Gao, Zhen; Rasekhi Nejad, Amir; Zhang, Yingjie.
A class-imbalance-aware domain adaptation framework for fault diagnosis of wind turbine drivetrains under different environmental conditions. Ocean Engineering 2024
NTNU Untitled
 
2023
5 Aboutalebi, Payam; Garrido, Aitor; Garrido, Izaskun; Nguyen, Dong Trong; Gao, Zhen.
Hydrodynamic and Static Stability Analysis of a Hybrid Offshore Wind-Wave Energy Generation: An Expansion of Semisubmersible Floating Wind Turbine Concept. EWTEC 2023 - European Wave and Tidal Energy Conference; 2023-09-03 - 2023-09-07
NTNU Untitled
 
6 Aboutalebi, Payam; Garrido, Aitor; Garrido, Izaskun; Zadeh, Mehdi; Nguyen, Dong Trong; Gao, Zhen.
A Concept of Hybrid Wave and Wind Energy Converters. WECANet COST Action CA17105; 2023-03-06 - 2023-03-07
NTNU Untitled
 
7 Aboutalebi, Payam; Garrido, Aitor; Garrido, Izaskun; Zadeh, Mehdi; Gao, Zhen.
A Concept of Hybrid Wave and Wind Energy Converters. WECANet COST Action CA17105; 2023-03-06 - 2023-03-07
NTNU Untitled
 
8 Aboutalebi, Payam; Garrido, Aitor J.; Garrido, Izaskun; Nguyen, Dong Trong; Gao, Zhen.
Hydrodynamic and Static Stability Analysis of a Hybrid Offshore Wind-Wave Energy Generation: An Expansion of Semisubmersible Floating Wind Turbine Concept. Proceedings of the European Wave and Tidal Energy Conference (EWTEC) 2023
NTNU Untitled
 
9 Christakos, Konstantinos; Lavidas, George; Gao, Zhen; Björkqvist, Jan-Victor.
Wave Conditions and Wave Energy Resource in the Arctic Ocean based on NORA3. SFI BLUES Spring Event 2023; 2023-05-23 - 2023-05-24
MET NTNU Untitled
 
10 Døskeland, Øystein Husevåg; Gao, Zhen; Novoseltsev, Yury; Holguin, Nicolas Fredhall.
Decision-Making Support for Reeled Pipeline Installation Using a Machine Learning Based Method. I: Proceedings of the Thirty-third (2023) International Ocean and Polar Engineering Conference, Ottawa, Canada, June 19-23, 2023 - ISOPE 2023. International Society of Offshore & Polar Engineers 2023 ISBN 978-1-880653-80-7. s. 2109-2117
NTNU Untitled
 
11 Gao, Zhen; Merino, Daniel; Han, Kai-Jia; Li, Haoran; Fiskvik, Stian.
Time-domain floater stress analysis for a floating wind turbine. Journal of Ocean Engineering and Science 2023 ;Volum 8. s. 435-445
NTNU Untitled
 
12 Jagite, George; Gao, Zhen; Braaten, Henning.
On the installation of offshore wind turbines: Challenges and future perspectives. EERA DeepWind Conference 2023; 2023-01-18 - 2023-01-20
OCEAN NTNU Untitled
 
13 Khazaeli Moghadam, Farid; Chabaud, Valentin Bruno; Gao, Zhen; Chapaloglou, Spyridon.
Power train degradation modelling for multi-objective active power control of wind farms. Forschung im Ingenieurwesen 2023 ;Volum 87. s. 13-30
ENERGISINT NTNU Untitled
 
14 Khazaeli Moghadam, Farid; Gao, Zhen.
The Influence of wake steering on the degradation of power train in offshore wind turbines, and the database approach to accommodate it in the farm control. DeepWind Conference 2023; 2023-01-18 - 2023-01-20
NTNU Untitled
 
15 Li, Haoran; Gao, Zhen; Bachynski-Polic, Erin Elizabeth; Zhao, Yuna; Fiskvik, Stian.
Effect of floater flexibility on global dynamic responses of a 15-MW semi-submersible floating wind turbine. Ocean Engineering 2023 ;Volum 286. s. -
NTNU Untitled
 
16 Radhakrishnan, Gowtham; Han, Xu; Leira, Bernt Johan; Gao, Zhen; Sævik, Svein.
Calibration of high-fidelity hydrodynamic models utilizing on-site vessel response measurements. Ocean Engineering 2023 ;Volum 278. s. -
NTNU Untitled
 
17 Radhakrishnan, Gowtham; Leira, Bernt Johan; Gao, Zhen; Sævik, Svein; Christakos, Konstantinos.
Retrieval of Ocean Wave Spectra From X-Band Marine Radar Images Using Inversion Schemes Based on Auto-Spectral Analysis. I: ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering : Volume 5 : Ocean Engineering. The American Society of Mechanical Engineers (ASME) 2023 ISBN 978-0-7918-8687-8. s. -
MET NTNU Untitled
 
18 Radhakrishnan, Gowtham; Leira, Bernt Johan; Gao, Zhen; Sævik, Svein; Han, Xu.
Analyzing the Sensitivity of Wave Frequency Responses of Floating Vessels to Uncertain System Variables Utilizing Polynomial Chaos Expansion. Journal of Offshore Mechanics and Arctic Engineering 2023 ;Volum 146.(3) s. -
NTNU Untitled
 
19 Radhakrishnan, Gowtham; Leira, Bernt Johan; Gao, Zhen; Sævik, Svein; Kaasen, Karl Erik; Christakos, Konstantinos; Dirdal, Johann Alexander.
A Methodology for Tuning of Computational Vessel Models Utilizing Wave Measurements From X-Band Marine Radar and Wave Buoy. I: ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering : Volume 5 : Ocean Engineering. The American Society of Mechanical Engineers (ASME) 2023 ISBN 978-0-7918-8687-8. s. -
MET NTNU OCEAN Untitled
 
20 Wang, Shuaishuai; Moan, Torgeir; Gao, Zhen.
Methodology for global structural load effect analysis of the semi-submersible hull of floating wind turbines under still water, wind, and wave loads. Marine Structures 2023 ;Volum 91. s. -
NTNU Untitled
 
2022
21 Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue.
Analysis of a Hybrid Mooring System Concept for a Semi-Submersible Wind Turbine in Intermediate Water Depth Under Operational, Extreme, and Yaw Error Conditions. I: ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering Volume 8: Ocean Renewable Energy. The American Society of Mechanical Engineers (ASME) 2022 ISBN 978-0-7918-8593-2.
NTNU Untitled
 
22 Cao, Qun; Bachynski-Polic, Erin Elizabeth; Gao, Zhen; Xiao, Longfei; Cheng, Zhengshun; Liu, Mingyue.
Experimental and numerical analysis of wind field effects on the dynamic responses of the 10 MW SPIC floating wind turbine concept. Ocean Engineering 2022 ;Volum 261. s. 1-27
NTNU Untitled
 
23 Christakos, Konstantinos; Gao, Zhen; Furevik, Birgitte Rugaard; Björkqvist, Jan-Victor; Aarnes, Ole Johan.
In situ coastal observations of wave homogeneity and coherence. Applied Ocean Research 2022 ;Volum 129. s. 1-14
UiB NTNU MET Untitled
 
24 Dibaj, Ali; Gao, Zhen; Nejad, Amir R..
Fault detection of offshore wind turbine drivetrains in different environmental conditions through optimal selection of vibration measurements. Renewable Energy 2022 ;Volum 203. s. 161-176
NTNU Untitled
 
25 Dibaj, Ali; Nejad, Amir R.; Gao, Zhen.
A data-driven approach for fault diagnosis of drivetrain system in a spar-type floating wind turbine based on the multi-point acceleration measurements. Journal of Physics: Conference Series (JPCS) 2022 ;Volum 2265. s. -
NTNU Untitled
 
26 Dong, Xiaochen; Gao, Zhen; Li, Demin; Huang, Shu-ting; Shi, Hongda.
Power Absorption of A Two-Body Heaving Wave Energy Converter Considering Different Control and Power Take-off Systems. China Ocean engineering 2022 ;Volum 36.(1) s. 15-27
NTNU Untitled
 
27 Jiang, Zhiyu; Yang, Limin; Gao, Zhen; Moan, Torgeir.
Integrated dynamic analysis of a spar floating wind turbine with a hydraulic drivetrain. Renewable Energy 2022 ;Volum 201.(1) s. 608-623
UIA NTNU Untitled
 
28 Mehlan, Felix Christian; Nejad, Amir R.; Gao, Zhen.
Digital twin based virtual sensor for online fatigue damage monitoring in offshore wind turbine drivetrains. Journal of Offshore Mechanics and Arctic Engineering 2022 ;Volum 144.(6) s. -
NTNU Untitled
 
29 Radhakrishnan, Gowtham; Leira, Bernt Johan; Gao, Zhen; Sævik, Svein; Gomola, Alojz.
Motion response prediction of marine vessels based on hydrodynamic models updated through on-site measurements.. I: ASME 2022 41st International Conference on Ocean, Offshore and Arctic Engineering. Volume 2: Structures, Safety, and Reliability. The American Society of Mechanical Engineers (ASME) 2022 ISBN 978-0-7918-8586-4. s. -
NTNU Untitled
 
30 Ren, Zhengru; Zhen, Xingwei; Jiang, Zhiyu; Gao, Zhen; Li, Ye; Shi, Wei.
Underactuated control and analysis of single blade installation using a jackup installation vessel and active tugger line force control. Marine Structures 2022 ;Volum 88. s. -
UIA NTNU Untitled
 
31 Vardaroglu, Mustafa; Gao, Zhen; Avossa, Alberto Maria; Ricciardelli, Francesco.
Validation of a TLP wind turbine numerical model against model-scale tests under regular and irregular waves. Ocean Engineering 2022 ;Volum 256. s. -
NTNU Untitled
 
32 Wu, Mengning; Gao, Zhen; Zhao, Yuna.
Assessment of allowable sea states for offshore wind turbine blade installation using time-domain numerical models and considering weather forecast uncertainty. Ocean Engineering 2022 ;Volum 260. s. -
NTNU Untitled
 
33 Zhao, Shujie; Gao, Zhen; Meng, Xun; Li, Huajun.
Multibody coupled dynamic response analysis of a dual barge float-over operation system with motion compensation equipment under a passive operational mode. Ocean Engineering 2022 ;Volum 269. s. -
NTNU Untitled
 
34 Zhao, Shujie; Meng, Xun; Gao, Zhen; Li, Huajun.
Numerical modeling of nonstationary hydrodynamic forces and induced motions of a coupled offshore floating installation system. Ocean Engineering 2022 ;Volum 246. s. -
NTNU Untitled
 
2021
35 Cheng, Zhengshun; Svangstu, Erik; Moan, Torgeir; Gao, Zhen.
Assessment of inhomogeneity in environmental conditions in a Norwegian fjord for design of floating bridges. Ocean Engineering 2021 ;Volum 220. s. -
NTNU Untitled
 
36 Cho, Seongpil; Choi, Minjoo; Gao, Zhen; Moan, Torgeir.
Fault detection and diagnosis of a blade pitch system in a floating wind turbine based on Kalman filters and artificial neural networks. Renewable Energy 2021 ;Volum 169. s. 1-13
NTNU Untitled
 
37 Deng, Shi; Xu, Yuwang; Ren, Haojie; Fu, Shixiao; Li, Shuai; Moan, Torgeir; Gao, Zhen.
Numerical simulation of wave-induced hydroelastic response and flow-induced vibration of a twin-tube submerged floating tunnel. Marine Structures 2021 ;Volum 82. s. -
NTNU Untitled
 
38 Dong, Xiaochen; Gao, Zhen; Li, Demin; Shi, Hongda.
Experimental and numerical study of a two-body heaving wave energy converter with different power take-off models. Ocean Engineering 2021 ;Volum 220. s. -
NTNU Untitled
 
39 Hu, Ruiqi; Le, Conghuan; Gao, Zhen; Ding, Hongyan; Zhang, Puyang.
Implementation and evaluation of control strategies based on an open controller for a 10 MW floating wind turbine. Renewable Energy 2021 ;Volum 179. s. 1751-1766
NTNU Untitled
 
40 Jin, Jingzhe; Su, Biao; Dou, Rui; Luan, Chenyu; Li, Lin; Nygaard, Ivar; Fonseca, Nuno; Gao, Zhen.
Numerical modelling of hydrodynamic responses of Ocean Farm 1 in waves and current and validation against model test measurements. Marine Structures 2021 ;Volum 78. s. -
OCEAN NTNU UIS Untitled
 
41 Lu, Kai; Chen, Xujun; Gao, Zhen; Cheng, Liang-Yu; Wu, Guang-Huai.
Initial response mechanism and local contact stiffness analysis of the floating two-stage buffer collision-prevention system under ship colliding. Advances in Structural Engineering 2021 s. 1-15
NTNU Untitled
 
42 Mehlan, Felix Christian; Nejad, Amir R.; Gao, Zhen.
Estimation of Wind Turbine Gearbox Loads for Online Fatigue Monitoring Using Inverse Methods. I: ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering. The American Society of Mechanical Engineers (ASME) 2021 ISBN 978-0-7918-8519-2. s. -
NTNU Untitled
 
43 Radhakrishnan, Gowtham; Han, Xu; Sævik, Svein; Gao, Zhen; Leira, Bernt Johan.
System Uncertainty Effects on the Wave Frequency Response Of Floating Vessels Based on Polynomial Chaos Expansion. I: ASME 2021 40th International Conference on Ocean, Offshore and Arctic Engineering Volume 2: Structures, Safety, and Reliability. The American Society of Mechanical Engineers (ASME) 2021 ISBN 978-0-7918-8512-3. s. -
NTNU Untitled
 
44 Ren, Zhengru; Skjetne, Roger; Verma, Amrit Shankar; Jiang, Zhiyu; Gao, Zhen; Halse, Karl Henning.
Active heave compensation of floating wind turbine installation using a catamaran construction vessel. Marine Structures 2021 ;Volum 75. s. -
UIA NTNU Untitled
 
45 Touzon, Imanol; Nava, Vincenzo; Gao, Zhen; Petuya, Victor.
Frequency domain modelling of a coupled system of floating structure and mooring Lines: An application to a wave energy converter. Ocean Engineering 2021 ;Volum 220. s. 1-18
NTNU Untitled
 
46 Verma, Amrit Shankar; Vedvik, Nils Petter; Gao, Zhen; Castro, Saullo G. P.; Teuwen, Julie J. E..
Bondline thickness effects on damage tolerance of adhesive joints subjected to localized impact damages: Application to leading edge of wind turbine blades. Materials 2021 ;Volum 14.(24) s. -
NTNU Untitled
 
47 Wu, Mengning; Gao, Zhen.
Methodology for developing a response-based correction factor (alpha-factor) for allowable sea state assessment of marine operations considering weather forecast uncertainty. Marine Structures 2021 ;Volum 79.(103050) s. -
NTNU Untitled
 
48 Xu, Kun; Larsen, Kjell; Shao, Yanlin; Zhang, Min; Gao, Zhen; Moan, Torgeir.
Design and comparative analysis of alternative mooring systems for floating wind turbines in shallow water with emphasis on ultimate limit state design. Ocean Engineering 2021 ;Volum 219. s. -
NTNU Untitled
 
2020
49 Cheng, Zhengshun; Gao, Zhen; Moan, Torgeir.
Extreme responses and associated uncertainties for a long end-anchored floating bridge. Engineering structures 2020 ;Volum 219. s. -
NTNU Untitled
 
50 Cho, Seongpil; Bachynski, Erin Elizabeth; Rasekhi Nejad, Amir; Gao, Zhen; Moan, Torgeir.
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 2020 ;Volum 23.(2) s. 370-390
NTNU Untitled
 
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