Jørn Vatn

Professor in reliability, availability, maintainability and safety

Department of Mechanical and Industrial Engineering Faculty of Engineering

jorn.vatn@ntnu.no +47 73597109 +47 41473730

Vassbygget, Valgrinda

jorn.vatn@ntnu.no

Research groups

Competence/interests:

Maintenance management
Maintenance optimisation
Reliability Technology
Risk and safety analysis
Statistical methods
Risk influence modelling
Data analysis
Safety Culture
Societal security
Reliability of Safety Instrumented systems (IEC 61508)

Professional career:

2002 -Professor, Dept of Production and Quality Engineering, NTNU
2002 - Senior Engineer adviser at the Norwegian Rail Administration
2002 -Scientific Advisor, SINTEF Safety and Reliability
2000 - 2002 Associated Professor, Dept of Production and Quality Engineering, NTNU
1997 - 2002 Senior Scientist at SINTEF Industrial Management, dept. Safety & Reliability
1991 - 1996 PhD student at NTNU
1987 - 1997 Scientist at SINTEF Industrial Management, dept. Safety and Reliability
1986 - 1991 Lecturer, Dept. of Mathematical Statistics, NTNU
1985 - 1986 Scientific assistant, Dept. of Mathematical Statistics, NTNU

Membership in academic and professional committees:

Coordinator of evaluation committee of Mary Ann Lundteigen (Professorship at NTNU)
Member of examination committee of Eirik Bjorheim Abrahamsen (PhD-work)
Member of examination committee of Vidar Kristensen (PhD-work)
Coordinator of evaluation committee of Leif T. Sunde (Professorship at NTNU)
Member of pre-examination committee of Tony Rosqvist (PhD-work)
Coordinator of evaluation committee of Lesley Walls (Professorship at NTNU)
Member of examination committee of Sigve Apeland (PhD-work)

Publications

Publications listed in the Frida database

Teaching

MSc courses at NTNU:

TPK4120 Safety and Reliability Analysis
RAMS optimization

PhD courses

PK8200 Risk Influence Modelling and Risk Indicators

Continuing Education Courses:

Maintenance Optimization
Safety and Reliability in Railway Applications
Project Risk Management
Priorisation of Risk Reducing Measures - Modeling and Concepts

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

Liu, Xingheng; Matias, José O.A.; Jaschke, Johannes; Vatn, Jørn. (2021) Gibbs sampler for noisy Transformed Gamma process: Inference and remaining useful life estimation. Reliability Engineering & System Safety. vol. 217 (108084).
Liu, Xingheng; Dijoux, Yann; Vatn, Jørn; Toftaker, Håkon. (2020) PERFORMANCE OF PROGNOSIS INDICATORS FOR SUPERIMPOSED RENEWAL PROCESSES. Probability in the engineering and informational sciences (Print).
Liu, Xingheng; Finkelstein, Maxim; Vatn, Jørn; Dijoux, Yann. (2020) Steady-state imperfect repair models. European Journal of Operational Research. vol. 286 (2).
Liu, Xingheng; Vatn, Jørn; Dijoux, Yann; Toftaker, Håkon. (2020) Unobserved heterogeneity in stable imperfect repair models. Reliability Engineering & System Safety. vol. 203.
Olaitan, Oladipupo; Alfnes, Erlend; Vatn, Jørn; Strandhagen, Jan Ola. (2019) CONWIP implementation in a system with cross-trained teams. International Journal of Production Research. vol. 57 (20).
Olaitan, Oladipupo; Alfnes, Erlend; Vatn, Jørn; Strandhagen, Jan Ola. (2018) Achieving Balanced Workload Distribution Amongst Cross-Trained Teams. IFIP Advances in Information and Communication Technology. vol. IFIP AICT 535.
Hahn, Berthold; Welte, Thomas Michael; Faulstich, Stefan; Bangalore, Pramod; Boussion, Cyril; Harrison, K; Miguelanez-Martin, Emilio; O'Connor, Frank; Pettersson, Lasse; Soraghan, Conaill; Stock-Williams, Clym; Sørensen, John Dalsgaard; van Bussel, Gerard; Vatn, Jørn. (2017) Recommended practices for wind farm data collection and reliability assessment for O&M optimization. Energy Procedia. vol. 137.
Gran, Bjørn Axel; Bye, Rolf Johan; Nyheim, Ole Magnus; Okstad, Eivind Halvard; Seljelid, Jorunn; Sklet, Snorre; Vatn, Jørn; Vinnem, Jan Erik. (2012) Evaluation of the Risk OMT model for maintenance work on major offshore process equipment. Journal of Loss Prevention in the Process Industries. vol. 25 (3).
Hameed, Zafar; Vatn, Jørn. (2012) Role of grouping in the development of an overall maintenance optimization framework for offshore wind turbines. Proceedings of the Institution of Mechanical Engineers. Part O, Journal of risk and reliability. vol. 226 (6).
Vatn, Jørn. (2012) Can we understand complex systems in terms of risk analysis?. Proceedings of the Institution of Mechanical Engineers. Part O, Journal of risk and reliability. vol. 226 (3).
Vinnem, Jan Erik; Bye, Rolf Johan; Gran, Bjørn Axel; Kongsvik, Trond; Nyheim, Ole Magnus; Okstad, Eivind Halvard; Seljelid, Jorunn; Vatn, Jørn. (2012) Risk modelling of maintenance work on major process equipment on offshore petroleum installations. Journal of Loss Prevention in the Process Industries. vol. 25 (2).
Hameed, Zafar; Vatn, Jørn; Heggset, Jørn. (2011) Challenges in the reliability and maintainability data collection for offshore wind turbines. Renewable Energy. vol. 36 (8).
Utne, Ingrid Bouwer; Hokstad, Per; Vatn, Jørn. (2011) A method for risk modeling of interdependencies in critical infrastructures. Reliability Engineering & System Safety. vol. 96 (6).
Vatn, Jørn; Aven, Terje. (2010) An approach to maintenance optimization where safety issues are important. Reliability Engineering & System Safety. vol. 95 (1).
Chang, Kwang Pil; Rausand, Marvin; Vatn, Jørn. (2008) Reliability assessment of reliquefaction systems on LNG carriers. Reliability Engineering & System Safety. vol. 93 (9).
Hokstad, Per R.; Vatn, Jørn. (2008) Ethical dilemmas in traffic safety work. Safety Science. vol. 46 (10).
Podofillini, Luca; Zio, Enrico; Vatn, Jørn. (2006) Risk-informed optimization of railway tracks inspection and maintenance procedures. Reliability Engineering & System Safety. vol. 91.
Hokstad, Per; Langseth, Helge; Lindqvist, Bo Henry; Vatn, Jørn. (2005) Failure modeling and maintenance optimization for a railway line. International Journal of Performability Engineering. vol. 1 (1).
Johnsen, Stig Ole; Vatn, Jørn; Herrera, Ivonne; Rosness, Ragnar. (2005) Cross border railway operations: improving safety at cultural interfaces. Cognition, Technology & Work.
Rausand, Marvin; Vatn, Jørn. (1998) Reliability modeling of surface controlled subsurface safety valves. Reliability Engineering & System Safety. vol. 61.

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