Publications

Our experts' publications in scientific journals, conference proceedings or other papers made available for public access in 2018.

Maritime

A new combination of conditional environmental distributions
Author: Bitner-Gregersen, Elzbieta M. et al.
Published in Applied Ocean Research, Volume 73, April 2018, Pages 17-26

Comparison of wind and wave climate in open sea and coastal waters
Author: Bitner-Gregersen, Elzbieta M.
Published in Ocean Engineering, Volume 170, 15 December 2018, Pages 199-208

Climate change and safe design of ship structures
Author: Bitner-Gregersen, Elzbieta M., Vanem, Erik, Gramstad, Odin and Hørte, Torfinn et al.
Published in Ocean Engineering, Volume 149, 1. February 2018, Pages 226-237

Equivalent storm model for long-term statistics of sea storms off Norway 
Author: Bitner-Gregersen, Elzbieta M. et al 
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain 
OMAE2018-78747 

Impact of sampling variability on sea surface characteristics of nonlinear waves 
Author: Bitner-Gregersen, Elzbieta M. and Gramstad, Odin
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain 
OMAE2018-78317

Potential changes in the joint probabilistic description of the North Atlantic wave climate 
Author: Bitner-Gregersen, Elzbieta M. and Gramstad, Odin
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain 
OMAE2018-77592

Towards a framework for assurance of autonomous navigation systems in the maritime industry
Author: Brandsæter, Andreas and Knutsen, Knut Erik
Paper presented at European Safety and Reliability Conference, ESREL 2018, Trondheim, Norway, 17. 21. June 2018
Published in "Safety and Reliability - Safe Societies in a Changing World" - Haugen, S et. al. (Eds.); Taylor & Francis Group, London 2018. ISBN: 978-0-8153-8682-7. 

Ship speed prediction based on full scale sensor measurements of shaft thrust and environmental conditions
Author: Brandsæter, Andreas and Vanem, Erik
Published in Ocean Engineering, Volume 162, 15 August 2018, Pages 316-330

Realistic design waves for wave-in-deck problems 
Author: Bøckmann, Arne, Gramstad, Odin, Helmers, Jens Bloch and Lande, Øystein
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain 
OMAE2018-78411

Committee No. I.1: Environment
Author: Gramstad, Odin et al
Proceedings of 20th International Ship and Offshore Structures Congress (ISSC 2018) Volume I, pp 1 -100

Analysis of rogue waves in North-Sea in-situ surface wave data
Author: Gramstad, Odin and Bitner-Gregersen, Elzbieta M. et al
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain
OMAE2018-77858 

Modulational instability and rogue waves in crossing sea states
Author: Gramstad, Odin and Bitner-Gregersen, Elzbieta M. et al
Published in Journal of Physical Oceanography, June 2018, Vol. 48, No. 6, pp 1317-1331

Uncertainty of environmental contours due to sampling variability
Author: Gramstad, Odin, Vanem, Erik, and Bitner-Gregersen, Elzbieta M.
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain
OMAE2018-77810

Study on the effect of climate change on ship responses based on nonlinear simulations 
Author: Guo, Bingjie, Gramstad, Odin, Vanem, Erik and Bitner-Gregersen, Elzbieta M.
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain
OMAE2018-77934

IF-Risk - a new risk influence model for remote machinery operations in the maritime industry
Author: Låg, Steinar, Krathe, Veronica Liverud and Vanem, Erik
Proceedings of 7th International Maritime Conference on Design for Safety, DfS2018, 16.-21. September 2018, Kobe, Japan

Approaching design review by classification society based on digital information derived from the customer's design models
Author: Moser, Ulrike and Astrup, Ole Christian
Paper presented at 17th Conference on Computer Applications and Information Technology in the Maritime Industries, COMPIT'18, 14.-16. May 2018, Pavone, Italy

Fuzzy logic system interference in ship accidents
Author: Psarros, George
Published in Human Factors and Ergonomics in Manufacturing & Service Industries, Volume 28, Issue 6, 2018, Pages 372-382

3-dimensional environmental contours based on a direct sampling method for structural reliability analysis of ships and offshore structures
Author: Vanem, Erik
Published in Ships and Offshore Structures; 31 May 2018, Pages 1-12

Combined long-term and short-term desciption of extreme ocean wave conditions by 3-dimensional environmental contours
Author: Vanem, Erik et al
Proceedings of Twenty-eighth International Ocean and Polar Engineering Conference, ISOPE 2018, Sapporo, Japan June 10 - 15, 2018 

Comparison of wind and wave extremes in very long-term climatic scales
Author: Vanem, Erik et al
Paper presented at ASME 37th International Conference on Ocean, Offshore and Arctic Engineering, OMAE2018, June 17-22, 2018, Madrid, Spain
OMAE2018-77581

Seasonal and omni-seasonal environmental contours for extreme sea states
Author: Vanem, Erik et al
Proceedings of 7th International Maritime Conference on Design for Safety, DfS2018, 16.-21. September 2018, Kobe, Japan

Statistical methods for condition monitoring systems
Author: Vanem, Erik
Published in International Journal of Condition Monitoring, Volume 8, Number 1, Febrauary 2018, pp 9-123

A simple approach to account for seasonality in the description of extreme ocean environments
Author: Vanem, Erik
Published in Marine Systems & Ocean Technology, December 2018, Volume 13, Issue 2-4, pp 63 -73

Asymmetric copula-based distribution models for met-ocean data in offshore wind engineering applications
Author: Vanem, Erik et al
Published in Wind Engineering, Volume 42, Issue 4, pp. 304-334, 2018.

Dynamical linear models for condition monitoring with multivariate sensor data
Author: Vanem, Erik et al
Published in International Journal of COMADEM, volume 21, no 4, 2018

Nonstationary fuzzy forecasting of wind and wave climate in very long-term scales
Author: Vanem, Erik et al
Published in Journal of Ocean Engineering and Science, Volume 3, Issue 2, June 2018, Pages 144-155

Probabilistic design and reliability analysis of scour protections for offshore windfarms
Author: Vanem, Erik et al
Published in Engineering Failure Analysis, Volume 91, September 2018, Pages 291-305

Cluster-based anomaly detection in condition monitoring of a marine engine system
Author: Vanem, Erik and Brandsæter, Andreas
Published in Proceedings of the 2018 Prognostics and System Health Management conference, PHM   Chongqing 2018, Chongqing, China, October 26-28 (best paper award) Will be available in IEEE Xplore

Remote-controlled and autonomous ships in the maritime industry
Author: Vartdal, Bjørn-Johan, Skjong, Rolf and St. Clair, Asuncion Lera
DNV GL Group Technology and Research - Position paper

 

Precision Medicine

Managing alarm systems for quality and safety in the hospital setting
Author: Bach, Tita Alissa, Berglund, Lars-Martin and Turk, Eva
Published in BMJ Open Quality, Volume 7, issue 3, 2018 

Clinical sequencing: regulatory frameworks and quality assurance for NGS-based diagnostics
Author: Nadeau, Courtney David
DNV GL Group Technology and Research - White Paper, 2018 

Clinical reporting of NGS data: A systematic Nordic collaborative peer-reviewed benchmarking
Author: Nadeau, Courtney David, Alagaratnam, Sharmini, Pedersen, Guro Meldre, Ray-Sannerud, Bobbie Nicole, McAdam, Stephen and Agafonov, Oleg et al
Report published by The Nordic Alliance for Clinical Genomics (NACG)

BigMed - Big data management for the precise treatment of three patient groups
Author: Pedersen, Guro Meldre, Ray-Sannerud, Bobbie Nicole and Løvaas, Jahn Henry
DNV GL Group Technology and Research - Position paper, 2018 

NASPM 5th clinical workshop, April 2018: workshop summary report
Author: Pedersen, Guro Meldre and Ray-Sannerud, Bobbie Nicole 

NASPM November 2018 meeting: workshop summary report
Author: Pedersen, Guro Meldre

 

Oil and Gas

AI + safety : Safety implications for artificial intelligence. Why we need to combine causual- and data-driven models
Author: Eldevik, Simen, Agrell, Christian, Hafver, Andreas and Pedersen, Frank Børre
DNV GL Group Technology and Research - Position paper, 2018

Application of systems-theoretic process analysis to a subsea gas compression system
Author: Hafver, Andreas and Pedersen, Frank Børre et al
Paper presented at European Safety and Reliability Conference, ESREL 2018, Trondheim, Norway, 17. 21. June 2018.
Published in "Safety and Reliability - Safe Societies in a Changing World" - Haugen, S et. al. (Eds.); Taylor & Francis Group, London 2018. ISBN: 978-0-8153-8682-7. 

Pitfalls of machine learning for tail events in high risk environments
Author: Hafver, Andreas, Pedersen, Frank Børre, Agrell, Christian, Eldevik, Simen and Stensrud, Erik.
Paper presented at European Safety and Reliability Conference, ESREL 2018, Trondheim, Norway, 17. 21. June 2018
Published in "Safety and Reliability - Safe Societies in a Changing World" - Haugen, S et. al. (Eds.); Taylor & Francis Group, London 2018. ISBN: 978-0-8153-8682-7.

Application of failure classification schemes to technology qualification
Author: Myhrvold, Tore, Hafver, Andreas, Eldevik, Simen, Pedersen, Frank Børre, Haugen, Odd Ivar, Kvinnesland, Kenneth and McGeorge, Dag
Paper presented at European Safety and Reliability Conference, ESREL 2018, Trondheim, Norway, 17. 21. June 2018.
Published in "Safety and Reliability - Safe Societies in a Changing World" - Haugen, S et. al. (Eds.); Taylor & Francis Group, London 2018. ISBN: 978-0-8153-8682-7. 

Optimization of periodic inspection time of sis subject to a regular proof testing
Author: Hafver, Andreas, Pedersen, Frank Børre and Oliveira, Luiz Fernando et al
Paper presented at European Safety and Reliability Conference, ESREL 2018, Trondheim, Norway, 17. 21. June 2018.
Published in "Safety and Reliability - Safe Societies in a Changing World" - Haugen, S et. al. (Eds.); Taylor & Francis Group, London 2018. ISBN: 978-0-8153-8682-7. 

Application of system-theoretic process analysis to the isolation of subsea wells: opportunities and challenges of applying STPA to subsea operations
Author: Pedersen, Frank Børre and Hafver, Andreas et al
Proceedings of the Annual Offshore Technology Conference, OTC 2018, 30 April - 3 May 2018, Houston, Texas, USA. OTC-28830-MS

Reducing cost while maintaining level of safety by applying reliability based design for trawl interference with pipelines
Author: Røneid, Sigbjørn and Agrell, Christian et al
Proceedings of the Annual Offshore Technology Conference, OTC 2018, 30 April - 3 May 2018, Houston, Texas, USA. OTC-28887-MS

 

Power and Renewables

Wind farm blockage and the consequences of neglecting its impact on energy production
Author: Bleeg, James, Purcell, Mark, Ruisi, Renzo and Traiger, Elizabeth
Published in Energies, Volume 11, Issue 6, June 2018

Combining induction control and wake steering for wind farm energy and fatigue loads optimisation
Author: Bossanyi, Ervin
Published in IOP Journal of Physics: Conference Series 2018, Volume 1037, Issue: Control and Monitoring

Data analytics in the electricity sector
Author: Eijgelaar, Marcel
DNV GL Group Technology and Research - White Paper, 2018

Future-proof renewables. Implications of a high percentage of solar and wind in the power system
Author: Gerwen, Rob van, Sun, Yin, Eijgelaar, Marcel, Bosma, Theo and Dugstad, Erik
DNV GL Group Technology and Research - White Paper, 2018

Design of a flexible AC/DC-link
Author: Jong, Erik de et al
Proceedings of IEEE Power Engineering Society Transmission and Distribution Conference, 2018 IEEE/PES, 16.-19. April 2018, Denver, Colorado, US

An integrated Pan-European research infrastructure for validating smart grid systems
Author: Jong, Erik de et al
Paper presented a] 2018 CIGRÉ Session, PS3: Intelligent Electrification for all, Paper C6-307, June, 2018, Paris, France
Published in e & i Elektrotechnik und Informationstechnik, November 2018. 

Benefits and challenges of a flexible AC/DC-link (link forthcoming)
Paper presented at 7th IET International Conference on Renewable Power Generation, (RPG2018), 26.-28. September 2018, Lyngby, Denmark

Effect of network protection requirements on the design of a flexible AC/DC-link
Author: Jong, Erik de et al
Paper presented at14the International Conference on Developments in Power System Protection (DPSP 2018), 12.15. March 2018, Belfast, UK
Published in The Journal of Engineering, 2018, Issue 15, pp 1291 - 1296

European research infrastructure supporting smart grid systems technology development, validation and roll out
Author: Jong, Erik de et al
Paper presented at 8th International Conference on Integration of Renewable and Distributed Energy Resources, IRED2018, 16.-19. October, 2018, Vienna, Austria
Proceedings not yet published (November 2018)

Hardware-in-the loop methods for real-time frequency-response measurements of on-board power distribution systems
Author: Jong, Erik de, Fabian, Alejandra, Sun, Yin et al
Published online in IEEE Transactions on Industrial Electronics, 6. August 2018

Adequacy analysis of overhead line model for harmonic stability analysis of grid-connected voltage-source converters
Author: Sun, Yin and Jong, Erik de et al
Proceedings of IEEE 19th Workshop on Control and Modeling for Power Electronics (COMPEL), 25.-28. June 2018, Padova, Italy

Dynamic study of Bonaire island power system: model validation and project experience
Author: Sun, Yin and Jong, Erik de et al
Published in Proceedings of the 3rd International Hybrid Power Systems Workshop, 8.-9. May 2018, Tenerife, Spain

Harmonic resonance risk of massive ultra fast charging station grid integration
Author: Sun, Yin and Jong, Erik de
Proceedings of 18th International Conference on Harmonics and Quality of Power (ICHQP), 13. - 16. May 2018, Ljubljana, Slovenia

Impact of virtual inertia on increasing the hosting capacity of island diesel-PV ac-grid
Author: Sun, Yin and Jong, Erik de
Paper presented at 53rd International Universities Power Engineering Conference (UPEC), 4.-7. September 2018, Glasgow, U.K. (paper 97)

Modeling and analysis of 2nd harmonic instability for VSC with transformer under saturation condition
Author: Sun, Yin and Jong, Erik de et al
Paper presented at 2nd IEEE International Power Electronics and Application Conference and Exposition (PEAC2018), 4.-7. November 2018, Shenzhen, China (paper ID KM0313)

 

Energy Transition

Energy transition outlook 2018: a global and regional forecast of the energy transition to 2050 
Author: Alvik, Sverre [editor] 

A comparative, simulation supported study on the diffusion of battery electric vehicles in Norway and Sweden
Author: Bakken, Bent Erik et al
Paper presented at 36th International Conference of the System Dynamics Society, ISDC 2018, August 7-9, 2018, Reykjavík, Iceland

CCS needs to start with a bang, not a whimper 
Author: Helle, Kaare & Koefoed, Anne Louise 

Queuing systems in a feedback environment: continuous versus discrete-event simulation
Author: Özgün, Onur et al 
Published in Journal of Simulation, 2018, Vol 12. No. 2, pp 144-161

Digital Assurance

Properties of evidence and evidence generation
Author: Haugen, Odd Ivar
Paper presented at Dynamic Positioning Conference, Risk Session, 09-10 October 2018, Houston, TX, USA. 

FAST augmented STPA  
Author: Haugen, Odd Ivar et al
Paper presented at 6th European STAMP Workshop & Conference 31. October - 2. November 2018, Amsterdam, Netherlands

Safety verification for autonomous ships
Author: Haugen, Odd Ivar et al
Paper presented at 6th European STAMP Workshop & Conference 31. October - 2. November 2018, Amsterdam, Netherlands

The importance of assuring algorithm-based verification agents 
Author: Haugen, Odd Ivar
Paper presented at 3rd International Cross-industry Safety Conference, 31. October - 2. November 2018, Amsterdam, Netherlands

Artificial Intelligence in the maritime industry (link forthcoming)
Author: Stensrud, Erik, Sames, Pierre, Smogeli, Øyvind and St. Clair, Asuncion Lera
Paper presented at The 6th World Maritime Technology Conference, WMTC'18, December 4.-7. 2018, Shanghai, China
Abstract no. F180205-124

Wireless communication technologies for safe cooperative cyber physical systems
Author: Xie, Jing et al
Published in Sensors, accepted 12. November 2018

Automated crack detection for drone-based inspection using convolutional neural network
Author: Xie, Jing, Hamre, Geir, Stensrud, Erik and Raeissi, Bahman
Paper presented at 17th Conference on Computer Applications and Information Technology in the Maritime Industries, COMPIT'18, 14.-16. May 2018, Pavone, Italy