1-7 of 7
Zhengru Ren
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles

Effects of Onshore and Offshore Environmental Parameters on the Leading Edge Erosion of Wind Turbine Blades: A Comparative Study

Amrit Shankar Verma, Zhiyu Jiang, Zhengru Ren, Weifei Hu, Julie J. E. Teuwen
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research Papers
J. Offshore Mech. Arct. Eng. August 2021, 143(4): 042001.
Paper No: OMAE-20-1052
DOI: https://doi.org/10.1115/1.4049248
Published Online: January 12, 2021
View Article
PDF
Topics: Blades, Damage, Drops, Erosion, Ocean engineering, Stress, Waves, Rotating blades, Wind, Turbulence
Proceedings Papers

Leading Edge Erosion of Wind Turbine Blades: Effects of Environmental Parameters on Impact Velocities and Erosion Damage Rate

Amrit Shankar Verma, Zhiyu Jiang, Zhengru Ren, Julie J. E. Teuwen
Proc. ASME. OMAE2020, Volume 9: Ocean Renewable Energy, V009T09A043, August 3–7, 2020
Paper No: OMAE2020-18173
DOI: https://doi.org/10.1115/OMAE2020-18173
View Paper
PDF
Topics: Blades, Damage, Erosion, Wind turbines, Stress, Rotating blades, Turbulence, Drops, Fatigue, Modeling
Proceedings Papers

Structural Safety Assessment of Marine Operations From a Long-Term Perspective: A Case Study of Offshore Wind Turbine Blade Installation

Amrit Shankar Verma, Zhen Gao, Zhiyu Jiang, Zhengru Ren, Nils Petter Vedvik
Proc. ASME. OMAE2019, Volume 3: Structures, Safety, and Reliability, V003T02A074, June 9–14, 2019
Paper No: OMAE2019-96686
DOI: https://doi.org/10.1115/OMAE2019-96686
View Paper
PDF
Topics: Blades, Offshore wind turbines, Safety, Ocean engineering, Probability, Seas, Failure, Structural failures, Crane barges, Damage
Proceedings Papers

A Summary of the Recent Work at NTNU on Marine Operations Related to Installation of Offshore Wind Turbines

Zhen Gao, Amrit Verma, Yuna Zhao, Zhiyu Jiang, Zhengru Ren
Proc. ASME. OMAE2018, Volume 11A: Honoring Symposium for Professor Carlos Guedes Soares on Marine Technology and Ocean Engineering, V11AT12A044, June 17–22, 2018
Paper No: OMAE2018-78334
DOI: https://doi.org/10.1115/OMAE2018-78334
View Paper
PDF
Topics: Offshore wind turbines, Blades, Damage, Vessels, Wind turbines, Dynamic response, Rotors, Composite materials, Cranes, Engineering simulation
Journal Articles

Dynamic Simulation and Control of an Active Roll Reduction System Using Free-Flooding Tanks With Vacuum Pumps

Jiafeng Xu, Zhengru Ren, Yue Li, Roger Skjetne, Karl Henning Halse
Journal: Journal of Offshore Mechanics and Arctic Engineering
Article Type: Research-Article
J. Offshore Mech. Arct. Eng. December 2018, 140(6): 061302.
Paper No: OMAE-17-1189
DOI: https://doi.org/10.1115/1.4040235
Published Online: June 28, 2018
View Article
PDF
Topics: Control equipment, Floods, Flow (Dynamics), Pressure, Pumps, Ships, Simulation, Vacuum pumps, Vessels, Water
Proceedings Papers

Modeling and Control of Crane Overload Protection During Marine Lifting Operation Based on Model Predictive Control

Zhengru Ren, Roger Skjetne, Zhen Gao
Proc. ASME. OMAE2017, Volume 9: Offshore Geotechnics; Torgeir Moan Honoring Symposium, V009T12A027, June 25–30, 2017
Paper No: OMAE2017-62003
DOI: https://doi.org/10.1115/OMAE2017-62003
View Paper
PDF
Topics: Control modeling, Cranes, Predictive control, Wire, Control equipment, Stress, Degrees of freedom, Engineering simulation, Feedback, Matlab
Proceedings Papers

Dynamic Simulation and Control of an Active Roll Reduction System Using Free-Flooding Tanks With Vacuum Pumps

Jiafeng Xu, Zhengru Ren, Yue Li, Roger Skjetne, Karl Henning Halse
Proc. ASME. OMAE2017, Volume 1: Offshore Technology, V001T01A015, June 25–30, 2017
Paper No: OMAE2017-61292
DOI: https://doi.org/10.1115/OMAE2017-61292
View Paper
PDF
Topics: Floods, Simulation, Vacuum pumps, Ships, Control equipment, Damping, Degrees of freedom, Ducts, Dynamic models, Flow (Dynamics)