Mojtaba Mokhtari
+4746215211
Room C445, Jonsvannsveien 82, Trondheim
Om
- Onsager Fellow
- Outstanding Academic Fellow (The Star Program)
- Member of the Materials and Fabrications Committee of International Ship and Offshore Structures Congress (ISSC)
Research Interests
- Computer Methods in Marine Structures
- Structural Mechanics and Dynamics of:
- Offshore Renewable Energy Structures
- Aquaculture Structures
- Ships
- Wind, Wave, and/or Ice Load Modelling
- Structural Health Monitoring including Digital Twins
- Corrosion, Fatigue, and/or Creep
- Multi-purpose Offshore Platforms Design
- Ice Mechanics and Design for Ice Loads
- Reliability-based Design
Honours and Awards
- Outstanding Academic Fellow (The Star Program), Norwegian University of Science and Technology, 2024.
- Onsager Fellowship, Norwegian University of Science and Technology, 2023.
- The Moan-Faltinsen Best Paper Award, Department of Marine Technology, Norwegian University of Science and Technology, 2022.
- Global Talent, Department of Home Affairs, Australian Government, 2020.
- Postgraduate Research Prize for the best PhD research in civil engineering, Faculty of Engineering and Built Environment, University of Newcastle, Australia, 2018.
- University of Newcastle Postgraduate Research Scholarship (UNIPRS), 2015-2019.
- University of Newcastle Research Scholarship Central (UNRSC), 2015-2018.
Current Research Projects
NTNU:
- Ultimate limit state design of floating offshore wind turbines in the Pan-Arctic.
- Corrosion fatigue of marine structures using a stochastic pit generation algorithm.
- Buckling/post-buckling behaviour of stiffened panels.
- Structural health monitoring of marine structures with inverse finite element method.
- Ice mechanics, ice material modelling, and ice-structure interaction simulations.
- Coupled thermal-stress analysis of marine steel structures subject to cryogenic spill.
Independent / collaborative:
- Automatic rapid and realistic 3D modelling of complex-shaped pitting corrosion profiles in all scales (short-term and long-term).
- Identification and real-time monitoring of pitting corrosion and fatigue damage using the inverse Finite Element Method (iFEM).
Completed Research Projects
- A non-linear viscoelastic material model with progressive damage based on microstructural evolution and phase transition in polycrystalline ice for design against ice impact.
- Plasticity-based material modelling of ice using a pressure and rate dependents yield criterion.
- Damage assessment of high-speed aluminium hulled crafts subjected to ice impact.
- Failure assessment of pitting corroded steel pipelines (experimental, numerical, analytical).
- Automation of 3D finite element modelling for flawed pipeline girth welds.
- A novel strengthening technique using CFRPs for steel pipelines subject to accidental external loads (focusing on faulting and explosion).
- Perforation of non-rigid projectiles into thick steel plates: A numerical study.
Publikasjoner
2024
-
Mokhtari, Mojtaba;
Leira, Bernt Johan.
(2024)
A Critical Review of Constitutive Models Applied to Ice-Crushing Simulations.
Journal of Marine Science and Engineering (JMSE)
Vitenskapelig artikkel
2023
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
A non-linear viscoelastic material model with progressive damage based on microstructural evolution and phase transition in polycrystalline ice for design against ice impact.
International Journal of Impact Engineering
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
A rate and pressure dependent elastoplastic material model for glacial ice colliding with marine structures.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ghasemzadeh, Maryam;
Mokhtari, Mojtaba;
Bilgin, Mahmut Hudayi;
Kefal, Adnan.
(2023)
Pitting corrosion identification approach based on inverse finite element method for marine structure applications
.
Ocean Engineering
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Wang, Xintong;
Amdahl, Jørgen.
(2023)
Numerical analysis of pit-to-crack transition under corrosion fatigue using a stochastic pit generation algorithm.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Kim, Ekaterina;
Mokhtari, Mojtaba;
Oftedahl, Live.
(2023)
Arctic Hive Mind.
Nettsider (opplysningsmateriale)
-
Mokhtari, Mojtaba;
Wang, Xintong;
Amdahl, Jørgen.
(2023)
Buckling and Post-Buckling Behaviour of Extruded Aluminium Panels Subject to the Combined Effects of Welding and Pitting Corrosion.
The American Society of Mechanical Engineers (ASME)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
Numerical Simulation of an Aluminium Panel Subject to Ice Impact Load Using a Rate and Pressure Dependent Elastoplastic Material Model for Ice.
The American Society of Mechanical Engineers (ASME)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2022
-
Ghasemzadeh, Maryam;
Mokhtari, Mojtaba;
Kefal, Adnan.
(2022)
Localized corrosion damage prediction of steel plates in marine applications using quadrilateral inverse-shell elements based on iFEM.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2022)
Pressure-dependent plasticity models with convex yield loci for explicit ice crushing simulations.
Marine Structures
Vitenskapelig artikkel
2021
-
Nam, Woongshik;
Mokhtari, Mojtaba;
Amdahl, Jørgen.
(2021)
Thermal analysis of marine structural steel EH36 subject to non-spreading cryogenic spills. Part I: experimental study.
Ships and Offshore Structures
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Nam, Woongshik;
Amdahl, Jørgen.
(2021)
Thermal analysis of marine structural steel EH36 subject to non-spreading cryogenic spills. Part II: finite element analysis.
Ships and Offshore Structures
Vitenskapelig artikkel
2020
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2020)
Reliability of the conventional approach for stress/fatigue analysis of pitting corroded pipelines – development of a safer approach.
Structural Safety
Vitenskapelig artikkel
2019
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2019)
Next Generation Fracture Prediction Models of Pitted Pipelines for Cleaner Energy Transportation.
International Society of Offshore & Polar Engineers
Faglig kapittel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2019)
Next-generation fracture prediction models for pipes with localized corrosion defects.
Engineering Failure Analysis
Vitenskapelig artikkel
2018
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2018)
A new approach to assess the remaining strength of corroded steel pipes.
Engineering Failure Analysis
Vitenskapelig artikkel
2016
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2016)
Advanced numerical method for failure assessment of corroded steel pipes.
International Society of Offshore & Polar Engineers
Faglig kapittel
-
Mokhtari, Mojtaba;
Alavi, A.
(2016)
The application of CFRP to strengthen buried steel pipelines against subsurface explosion.
Soil Dynamics and Earthquake Engineering
Vitenskapelig artikkel
2015
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2015)
A parametric study on the mechanical performance of buried X65 steel pipelines under subsurface detonation.
Archives of Civil and Mechanical Engineering (ACME)
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2015)
The influence of using CFRP wraps on performance of buried steel pipelines under permanent ground deformations.
Soil Dynamics and Earthquake Engineering
Vitenskapelig artikkel
2014
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2014)
Using FRP wraps to reinforce buried steel pipelines subjected to permanent ground deformations: A Feasibility study.
The American Society of Mechanical Engineers (ASME)
Faglig kapittel
Tidsskriftspublikasjoner
-
Mokhtari, Mojtaba;
Leira, Bernt Johan.
(2024)
A Critical Review of Constitutive Models Applied to Ice-Crushing Simulations.
Journal of Marine Science and Engineering (JMSE)
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
A non-linear viscoelastic material model with progressive damage based on microstructural evolution and phase transition in polycrystalline ice for design against ice impact.
International Journal of Impact Engineering
Vitenskapelig artikkel
-
Ghasemzadeh, Maryam;
Mokhtari, Mojtaba;
Bilgin, Mahmut Hudayi;
Kefal, Adnan.
(2023)
Pitting corrosion identification approach based on inverse finite element method for marine structure applications
.
Ocean Engineering
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2022)
Pressure-dependent plasticity models with convex yield loci for explicit ice crushing simulations.
Marine Structures
Vitenskapelig artikkel
-
Nam, Woongshik;
Mokhtari, Mojtaba;
Amdahl, Jørgen.
(2021)
Thermal analysis of marine structural steel EH36 subject to non-spreading cryogenic spills. Part I: experimental study.
Ships and Offshore Structures
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Nam, Woongshik;
Amdahl, Jørgen.
(2021)
Thermal analysis of marine structural steel EH36 subject to non-spreading cryogenic spills. Part II: finite element analysis.
Ships and Offshore Structures
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2020)
Reliability of the conventional approach for stress/fatigue analysis of pitting corroded pipelines – development of a safer approach.
Structural Safety
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2019)
Next-generation fracture prediction models for pipes with localized corrosion defects.
Engineering Failure Analysis
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2018)
A new approach to assess the remaining strength of corroded steel pipes.
Engineering Failure Analysis
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Alavi, A.
(2016)
The application of CFRP to strengthen buried steel pipelines against subsurface explosion.
Soil Dynamics and Earthquake Engineering
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2015)
A parametric study on the mechanical performance of buried X65 steel pipelines under subsurface detonation.
Archives of Civil and Mechanical Engineering (ACME)
Vitenskapelig artikkel
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2015)
The influence of using CFRP wraps on performance of buried steel pipelines under permanent ground deformations.
Soil Dynamics and Earthquake Engineering
Vitenskapelig artikkel
Del av bok/rapport
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
A rate and pressure dependent elastoplastic material model for glacial ice colliding with marine structures.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Wang, Xintong;
Amdahl, Jørgen.
(2023)
Numerical analysis of pit-to-crack transition under corrosion fatigue using a stochastic pit generation algorithm.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Wang, Xintong;
Amdahl, Jørgen.
(2023)
Buckling and Post-Buckling Behaviour of Extruded Aluminium Panels Subject to the Combined Effects of Welding and Pitting Corrosion.
The American Society of Mechanical Engineers (ASME)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Kim, Ekaterina;
Amdahl, Jørgen.
(2023)
Numerical Simulation of an Aluminium Panel Subject to Ice Impact Load Using a Rate and Pressure Dependent Elastoplastic Material Model for Ice.
The American Society of Mechanical Engineers (ASME)
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ghasemzadeh, Maryam;
Mokhtari, Mojtaba;
Kefal, Adnan.
(2022)
Localized corrosion damage prediction of steel plates in marine applications using quadrilateral inverse-shell elements based on iFEM.
CRC Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2019)
Next Generation Fracture Prediction Models of Pitted Pipelines for Cleaner Energy Transportation.
International Society of Offshore & Polar Engineers
Faglig kapittel
-
Mokhtari, Mojtaba;
Melchers, Robert E..
(2016)
Advanced numerical method for failure assessment of corroded steel pipes.
International Society of Offshore & Polar Engineers
Faglig kapittel
-
Mokhtari, Mojtaba;
Alavi-Nia, Ali.
(2014)
Using FRP wraps to reinforce buried steel pipelines subjected to permanent ground deformations: A Feasibility study.
The American Society of Mechanical Engineers (ASME)
Faglig kapittel
INFORMASJONSMATR
-
Kim, Ekaterina;
Mokhtari, Mojtaba;
Oftedahl, Live.
(2023)
Arctic Hive Mind.
Nettsider (opplysningsmateriale)
Undervisning
Emner
Formidling
2018
-
Vitenskapelig foredragMokhtari, Mojtaba; Melchers, Robert E.. (2018) Stress concentration at real complex pits of pressurized steel pipes. 13th Pipeline Technology Conference. 13th Pipeline Technology Conference 2018-03-12 - 2018-03-14
-
Vitenskapelig foredragMokhtari, Mojtaba; Melchers, Robert E.. (2018) Volume loss, a new parameter in assessment of remaining strength of pitting corroded steel pipes. 13th Pipeline Technology Conference 2018-03-12 - 2018-03-14