I completed my PhD in applied mathematics at the University of Bergen in 2002. Since 1/10-2018 I have been employed as a senior scientist in NORCE Energy. From 2006-2018 I was a senior scientist at IRIS, and before that a researcher at Rogaland research.
I have mainly worked with problems related to modeling of multi-phase fluid flow in wells and porous media (reservoirs), and in particular calibration of models using ensemble-based data assimilation. I have also worked on ensemble-based optimization, and have contributed to the development and applications of these methods. More recently, I have worked with applications involving large data sets (seismic) and large-scale models, as well as problems in medicine and offshore wind.
Rolf Johan Lorentzen
Senior Researcher
rolo@norceresearch.no
+47 51 87 56 24
Nygårdsgaten 112, 5008 Bergen, Norway
Division
Energy and Technology
Research themes
Renewable energy
Data assimilation
Reservoir Modelling
Research Groups
Data Assimilation and Optimization
More information about Rolf
Download pressphotoSource: NORCE/Rune Rolvsjord
Projects
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Faglig foredragAccelerated ensemble optimization using momentum methods (CSSR Annual Meeting)– CSSR Annual Meeting 2024
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Faglig foredragRobust Wind-powered Reservoir Managment– CSSR joint industry workshop 2024
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Faglig foredragOptimization of reactive production strategies based on wind energy– CSSR Annual Conference 2023 2023
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Faglig foredragThe Drogon model and survey of approaches to history matching– CSSR Annual Conference 2023 2023
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Faglig foredragWP 3 Optimisation and data assimilation– CSSR Partner Workshop 2022
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Faglig foredragAccounting for Model Errors of Rock Physics Models in 4D Seismic History Matching Problems: A Perspective of Machine Learning– Mechanistic Machine Learning and Digital Twins for Computational Science, Engineering & Technology 2021
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Faglig foredragEstimation of pressure-saturation and porosity fields from seismic acoustic impedance data using an ensemble based method– Foredrag ved ConocoPhillips 2018
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Faglig foredragStochastic approaches to seismic reservoir characterization for improved modeling and prediction– IOR Norway 2018 2018
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Faglig foredragPerfusion estimation using an ensemble smoother– Project meeting FBI-DC 2018
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Faglig foredragPractical Use of the Ensemble-Based Conjugate Gradient Method for Production Optimization in the Brugge Benchmark Study– SPE Norway One Day Seminar 2018
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Faglig foredragA Novel Ensemble-Based Conjugate Gradient Method for Reservoir Management– SPE Norway One Day Seminar 2018
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Faglig foredragPerfusion estimation using an ensemble smoother– Project meeting FBI-DC 2017
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Faglig foredragFrom oil to medicine– Medviz Seminar 2016