Amir R. Nejad
Background and activities
Projects, Job Vacancy, News & Events
Please see Marine System Dynamics and Vibration Lab (MD Lab) for latest projects, job vacancies, news and events.
Background
Dr. Nejad is the current chair of EAWE WindEurope Scientific Track Committee and co-founder and co-chair of Drivetrain Technical Committee at European Academy of Wind Energy (EAWE). He leads the Marine System Dynamics and Vibration Lab (MD Lab) at Marine Technology Department, NTNU. Dr. Nejad is also a member of ISO committee on wind turbine drivetrain health monitoring, Shock and Vibration committee at Standard Norge, and Editorial Board member of "Ocean Engineering", "Wind Energy" and "Digital Twin" journals, also Associate Editor of "Wind Energy Science" journal.
His current research interests include: Stochastic and Reliability-based Design and Operation, Dynamic Modelling, Analysis, Fault Detection and Condition Monitoring of Electro-Mechanical Systems in Marine and Offshore Renewable Applications.
Teaching
- MR8402: Reliability-based design and operation of marine machinery (PhD level course)
- TMR4330: Marine machinery design and condition monitoring (autumn semesters)
- TMR4505: Wind turbine drivetrains (part of Wind Turbine specialization course autumn semesters)
- TMR4535: Marine Mechatronics, specialization course (autumn semesters)
Awards and Honors
- Best Lecturer of the Year, 2019-2020, Dept. of Marine Technology, NTNU
- Best Lecturer of the Year, 2015-2016, Dept. of Marine Technology, NTNU
- Best Poster Award, 2016 (for the article by Ghane M., Nejad A.R., et. al), Torque Conference, Munich, Germany
- Best Scientific Content Award, 2014 (for article by Nejad A.R. et. al), EERA DeepWind Conference, Trondheim, Norway
- Nowitech Full Ph.D. Fellowship Award, 2012-2015
- Det Norske Veritas (DNV) Education Fund Award, 2009-2012
- Best Scientific Content Award, Prof. Jahanshahi Conf., Tehran University, 1997
Education
- Postdoctoral Associate, Center for Ships and Ocean Structures (CeSOS), & Center for Autonomous Marine Operations and Systems (AMOS), Dept. of Marine Technology, NTNU
- Ph.D. Marine Technology, Norwegian University of Science & Technology (PhD thesis was assessed by the committee as being within the top 10% international quality level)
- M.Sc. Subsea Engineering, Aberdeen University (with distinction)
- B.Sc. Mechanical Engineering, Tehran University (with honors)
Current Projects & Students
Please see Marine System Dynamics and Vibration Lab (MD Lab).
Misc.
Dr. Nejad's Erdös number is 4. (Amir R. Nejad-->Peter Fogh Odgaard-->Tariq Samad-->Douglas B. West-->Paul Erdös)
Courses
- TMR4530 - Marine Machinery, Specialization Project
- MR8402 - Reliability-Based Design and Operation of Marine Machinery
- TMR4590 - Wind Turbine Energy - Offshore Engineering, Specialization Project
- TMR4330 - Marine Machinery - Design and Condition Monitoring
- TMR4535 - Marine Machinery, Specialization Course
- TMR5950 - Wind Turbine Energy - Offshore Engineering, Master Thesis
Scientific, academic and artistic work
A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database
Journal publications
- (2022) Modelling of wind turbine gear stages for Digital Twin and real-time virtual sensing using bond graphs. Journal of Physics: Conference Series (JPCS). vol. 2265 (032065).
- (2022) Wind turbine drivetrains: state-of-the-art technologies and future development trends. Wind Energy Science. vol. 7.
- (2022) A physics-, SCADA-based remaining useful life calculation approach for wind turbine drivetrains. Journal of Physics: Conference Series (JPCS). vol. 2265.
- (2021) Learning from failures in cruise ship industry: The blackout of Viking Sky in Hustadvika, Norway. Engineering Failure Analysis. vol. 125.
- (2021) Online condition monitoring of floating wind turbines drivetrain by means of digital twin. Mechanical systems and signal processing. vol. 162.
- (2021) Theoretical and experimental study of wind turbine drivetrain fault diagnosis by using torsional vibrations and modal estimation. Journal of Sound and Vibration. vol. 509.
- (2021) Digital twin modeling for predictive maintenance of gearboxes in floating offshore wind turbine drivetrains. Forschung im Ingenieurwesen. vol. 85.
- (2021) Drivetrains on floating offshore wind turbines: lessons learned over the last 10 years. Forschung im Ingenieurwesen. vol. 85.
- (2021) Experimental field study of floater motion effects on a main bearing in a full-scale spar floating wind turbine. Marine Structures. vol. 79.
- (2021) A comparative study of fully coupled and de-coupled methods on dynamic behaviour of floating wind turbine drivetrains. Renewable Energy. vol. 179.
- (2021) Design and Dynamic Analysis of a Compact 10 MW Medium Speed Gearbox for Offshore Wind Turbines. Journal of Offshore Mechanics and Arctic Engineering. vol. 143 (3).
- (2021) A comparative study on the dynamic behaviour of 10 MW conventional and compact gearboxes for offshore wind turbines. Wind Energy. vol. 24 (7).
- (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. vol. 23 (2).
- (2020) Structural reliability analysis of contact fatigue design of gears in wind turbine drivetrains. Journal of Loss Prevention in the Process Industries. vol. 65.
- (2020) Learning from failures: Accidents of marine structures on Norwegian continental shelf over 40 years time period. Engineering Failure Analysis. vol. 111.
- (2020) Learning from non-failure of Onagawa nuclear power station: an accident investigation over its life cycle. Results in Engineering (RINENG). vol. 8.
- (2020) Evaluation of PMSG-based drivetrain technologies for 10 MW floating offshore wind turbines: pros and cons in a life-cycle perspective. Wind Energy. vol. 23 (7).
- (2020) Natural frequency estimation by using torsional response, and applications for wind turbine drivetrain fault diagnosis. Journal of Physics: Conference Series (JPCS). vol. 1618.
- (2020) Consequences of load mitigation control strategies for a floating wind turbine. Journal of Physics: Conference Series (JPCS). vol. 1669.
- (2020) Recent Advances in Integrated Response Analsysis of Floating Wind Turbines in a Reliability Perspective. Journal of Offshore Mechanics and Arctic Engineering. vol. 142 (5).