2024

• Shoarinezhad, Vahid; Olsen, Nils Reidar Bøe; Wieprecht, Silke; Haun, Stefan. (2024) Using automatic model calibration for 3D morphological simulations: a case study of the Bodendorf reservoir flushing. Environmental Fluid Mechanics
  Academic article

2023

• Olsen, Nils Reidar Bøe; Kadia, Subhojit; Pummer, Elena Marianne; Hillebrand, Gudrun. (2023) An OpenFOAM solver for computing suspended particles in water currents. Journal of Hydroinformatics
  Academic article

2022

• Olsen, Nils Reidar Bøe. (2022) Explaining the formation of sedimentary structures under antidunes using a 2D width-averaged numerical model. Norwegian Journal of Geology
  Academic article

2021

• Olsen, Nils Reidar Bøe. (2021) 3D numerical modelling of braided channel formation. Geomorphology
  Academic article

2020

• Olsen, Nils Reidar Bøe. (2020) Numerical modelling of sediment deposition in Lake Mills, USA. CRC Press
  Academic chapter/article/Conference paper
• Nunez-Gonzalez, Francisco; Martin-Vide, Juan Pedro; Olsen, Nils Reidar Bøe. (2020) A specific energy diagram for antidunes. CRC Press
  Academic chapter/article/Conference paper
• Olsen, Nils Reidar Bøe; Haun, Stefan. (2020) A numerical geotechnical model for computing soil slides at banks of water reservoirs. International Journal of Geo-Engineering
  Academic article
• Aberle, Jochen; Henry, Pierre-Yves T; Kleischmann, Fabian; Navaratnam, Christy Ushanth; Vold, Mari; Eikenberg, Ralph. (2020) Experimental and Numerical Determination of the Head Loss of a Pressure Driven Flow through an Unlined Rock-Blasted Tunnel. Water
  Academic article

2019

• Almeland, Silje Kreken; Olsen, Nils Reidar Bøe; Bråveit, Kari; Aryal, Pravin R.. (2019) Multiple solutions of the Navier-Stokes equations computing water flow in sand traps. Engineering Applications of Computational Fluid Mechanics
  Academic article

2018

• Olsen, Nils Reidar Bøe; Haun, Stefan. (2018) Numerical modelling of bank failures during reservoir draw-down. E3S Web of Conferences
  Academic article
• Olsen, Nils Reidar Bøe; Hillebrand, Gudrun. (2018) Long-time 3D CFD modelling of sedimentation with dredging in a hydropower reservoir. Journal of Soils and Sediments
  Academic article

2017

• Olsen, Nils Reidar Bøe. (2017) Numerical modelling of antidune formation and propagation. CRC Press
  Academic chapter/article/Conference paper
• Hillebrand, Gudrun; Klassen, Irina; Olsen, Nils Reidar Bøe. (2017) 3D CFD modelling of velocities and sediment transport in the Iffezheim hydropower reservoir. Hydrology Research
  Academic article
• Olsen, Nils Reidar Bøe. (2017) Numerical modelling of downstream-migrating antidunes. Earth Surface Processes and Landforms
  Academic article

2015

• Bråtveit, Kari; Olsen, Nils Reidar Bøe. (2015) Effects of load fluctuation on hydropower tunnels. Department of Hydraulic and Environmental Engineering
  Doctoral dissertation
• Bråtveit, Kari; Olsen, Nils Reidar Bøe. (2015) Calibration of Horizontal Acoustic Doppler Current Profiler by three dimensional CFD simulations. Engineering Applications of Computational Fluid Mechanics
  Academic article
• Olsen, Nils Reidar Bøe. (2015) Four free surface algorithms for the 3D Navier-Stokes equations. Journal of Hydroinformatics
  Academic article
• Baranya, S; Olsen, Nils Reidar Bøe; Jozsa, J. (2015) Flow Analysis of a River Confluence with Field Measurements and Rans Model with Nested Grid Approach. Rivers Research and Applications: an international journal devoted to river research and management
  Academic article

2014

• Baranya, S; Olsen, Nils Reidar Bøe; Stoesser, T; Sturm, TW. (2014) A nested grid based computational fluid dynamics model to predict bridge pier scour. Proceedings of the Institution of Civil Engineers : Water Management
  Academic article
• Harb, Gabriele; Haun, Stefan; Schneider, Josef; Olsen, Nils Reidar Bøe. (2014) Numerical analysis of synthetic granulate deposition in a physical model study. International Journal of Sediment Research
  Academic article

2013

• Haun, Stefan; Kjærås, Halvor; Løvfall, Sigurd; Olsen, Nils Reidar Bøe. (2013) Three-dimensional measurements and numerical modelling of suspended sediments in a hydropower reservoir. Journal of Hydrology
  Academic article
• Bråtveit, Kari; Olsen, Nils Reidar Bøe; Brevik, Oddmund. (2013) Three Dimensional Numerical Study of an Unlined Pressurized Rock-Blasted Sand Trap. Tsinghua University Press
  Academic chapter/article/Conference paper
• Haun, Stefan; Lizano, Laura; Olsen, Nils Reidar Bøe. (2013) Measuring suspended sediment concentrations in a reservoir based on laser diffraction. Tsinghua University Press
  Academic chapter/article/Conference paper
• Eilertsen, Raymond; Olsen, Nils Reidar Bøe; Ruther, Nils; Zinke, Peggy. (2013) Channel-bed changes in distributaries of the lake Oyeren delta, southern Norway, revealed by interferometric sidescan sonar. Norsk Geologisk Tidsskrift
  Academic article
• Olsen, Nils Reidar Bøe. (2013) Numerical Algorithms for Predicting Sediment Slides in Water Reservoirs. Electronic Journal of Geotechnical Engineering
  Academic article
• Bomminayuni, S; Stoesser, T; Olsen, Nils Reidar Bøe. (2013) Evaluation of Low Reynolds Number Turbulence Models for an Open-Channel Flow over a Rough Bed Using LES Data. Journal of Hydraulic Engineering
  Academic article

2012

• Haun, Stefan; Olsen, Nils Reidar Bøe. (2012) Three-dimensional numerical modelling of the flushing process of the Kali Gandaki Hydropower Reservoir. Lakes & Reservoirs: Research and Management
  Academic article
• Roberts, Marc; Ruther, Nils; Vollmer, Stefan; Olsen, Nils Reidar Bøe. (2012) 3D MODELLING OF CHANGES IN SEDIMENT TRANSPORT, BED COMPOSITION AND POROSITY DURING A FLOOD EVENT AT THE RIVER ELBE. HIC2012 Organizing Committee
  Academic anthology/Conference proceedings
• Bråtveit, Kari; Lia, Leif; Olsen, Nils Reidar Bøe. (2012) An Efficient Method to Describe the Geometry and the Roughness of an Existing Unlined Hydro Power Tunnel. Energy Procedia
  Academic article
• Haun, Stefan; Olsen, Nils Reidar Bøe. (2012) Three-dimensional numerical modelling of reservoir flushing in a prototype scale. International Journal of River Basin Management
  Academic article
• Haun, Stefan; Olsen, Nils Reidar Bøe; Rodríguez Meza, Carlos Roberto; Lizano, Laura. (2012) 3D numerical simulation of the flushing process in the Angostura Reservoir. Taylor & Francis
  Academic chapter/article/Conference paper
• Feurich, Robert; Boubee, J; Olsen, Nils Reidar Bøe. (2012) Improvement of fish passage in culverts using CFD. Ecological Engineering: The Journal of Ecotechnology
  Academic article
• Feurich, Robert; Olsen, Nils Reidar Bøe. (2012) FINDING FREE SURFACE OF SUPERCRITICAL FLOWS - NUMERICAL INVESTIGATION. Engineering Applications of Computational Fluid Mechanics
  Academic article
• Haun, Stefan; Dorfmann, Clemens; Harb, Gabriele; Olsen, Nils Reidar Bøe. (2012) 3D Numerical Modelling of the Reservoir Flushing of the Bodendorf Reservoir, Austria. Technische Universität München
  Academic anthology/Conference proceedings
• Haun, Stefan; Olsen, Nils Reidar Bøe. (2012) Numerical simulation of sediment deposition in a hydropower reservoir. IAHR APD
  Report
• Haun, Stefan; Olsen, Nils Reidar Bøe. (2012) 3D numerische Modellierung einer Stauraumverlandung. Verlag der Technischen Universität Graz Verlag der Technischen Universität Graz
  Academic anthology/Conference proceedings
• Baranya, S; Olsen, Nils Reidar Bøe; Stoesser, T; Sturm, T. (2012) THREE-DIMENSIONAL RANS MODELING OF FLOW AROUND CIRCULAR PIERS USING NESTED GRIDS. Engineering Applications of Computational Fluid Mechanics
  Academic article

2011

• Zinke, Peggy; Olsen, Nils Reidar Bøe; Bogen, J. (2011) Three-dimensional numerical modelling of levee depositions in a Scandinavian freshwater delta. Geomorphology
  Academic article
• Feurich, Robert; Olsen, Nils Reidar Bøe. (2011) Three-Dimensional Modeling of Nonuniform Sediment Transport in an S-Shaped Channel. Journal of Hydraulic Engineering
  Academic article
• Bihs, Hans; Olsen, Nils Reidar Bøe. (2011) Numerical Modeling of Abutment Scour with the Focus on the Incipient Motion on Sloping Beds. Journal of Hydraulic Engineering
  Academic article
• Feurich, Robert; Boubee, J; Olsen, Nils Reidar Bøe. (2011) Spoiler Baffles in Circular Culverts. Journal of environmental engineering
  Academic article
• Haun, Stefan; Olsen, Nils Reidar Bøe; Feurich, Robert. (2011) NUMERICAL MODELING OF FLOW OVER TRAPEZOIDAL BROAD-CRESTED WEIR. Engineering Applications of Computational Fluid Mechanics
  Academic article

2010

• Fischer-Antze, Tim; Rüther, Nils; Olsen, Nils Reidar Bøe; Gutknecht, D. (2010) Discussion on: Three-dimensional (3D) modeling of non-uniform sediment transport in a channel bend with unsteady flow. Journal of Hydraulic Research
  Short communication
• Stoesser, T; Rüther, Nils; Olsen, Nils Reidar Bøe. (2010) Calculation of primary and secondary flow and boundary shear stresses in a meandering channel. Advances in Water Resources
  Academic article
• Jacobsen, Jens; Olsen, Nils Reidar Bøe. (2010) Numerical modelling of the capacity for a complex spillway. Proceedings of the Institution of Civil Engineers : Water Management
  Academic article
• Zinke, Peggy; Olsen, Nils Reidar Bøe; Bogen, Jim; Rüther, Nils. (2010) 3D modelling of the flow distribution in the delta of Lake Oyeren, Norway. Nordic Hydrology
  Academic article
• Gisler, Galen Ross; Celledoni, Elena; Helgaker, Trygve; Iversen, Trond; Jakobsen, Kjetill Sigurd; Jones, Colin N.. (2010) The scientific case for eInfrastructure in Norway. The Research Council of Norway
  Report
• Rüther, Nils; Jacobsen, Jens; Olsen, Nils Reidar Bøe; Vatne, Geir. (2010) Prediction of the three-dimensional flow field and bed shear stresses in a regulated river in mid-Norway. Nordic Hydrology
  Academic article

2009

• Fischer-Antze, Tim; Rüther, Nils; Olsen, Nils Reidar Bøe; Gutknecht, D. (2009) Three-dimensional (3D) modeling of non-uniform sediment transport in a channel bend with unsteady flow. Journal of Hydraulic Research
  Academic article
• Bihs, Hans Sebastian; Olsen, Nils Reidar Bøe. (2009) Three Dimensional Numerical Modeling of Complex Free Surface Flow over a Backward Facing Step. Tapir Akademisk Forlag
  Academic chapter/article/Conference paper
• Zinke, Peggy; Olsen, Nils Reidar Bøe. (2009) Numerical Modeling of Water and Sediment Flow in a Delta with Natural Vegetation. Research Publishing Services
  Academic chapter/article/Conference paper

2008

• Fischer-Antze, Tim; Olsen, Nils Reidar Bøe; Gutknecht, D. (2008) Three-dimensional CFD modeling of morphological bed changes in the Danube River. Water Resources Research
  Academic article

2007

• Killingtveit, Ånund; Olsen, Nils Reidar Bøe. (2007) Strategier og teknologier for vannkraft og energiproduksjon.
  Academic chapter/article/Conference paper
• Bihs, Hans Sebastian; Olsen, Nils Reidar Bøe. (2007) THREE-DIMENSIONAL NUMERICAL MODELING OF CONTRACTION SCOUR. International Association of Hydraulic Engineering and Research
  Academic chapter/article/Conference paper
• Zinke, Peggy; Olsen, Nils Reidar Bøe. (2007) MODELING OF SEDIMENT DEPOSITION IN A PARTLY VEGETATED CHANNEL. International Association of Hydraulic Engineering and Research
  Academic chapter/article/Conference paper
• Wilson, CAME; Guymer, I; Boxall, J; Olsen, Nils Reidar Bøe. (2007) Three-dimensional numerical simulation of solute transport in a meandering self-formed river channel. Journal of Hydraulic Research
  Academic article
• Rüther, Nils; Olsen, Nils Reidar Bøe. (2007) Modelling free-forming meander evolution in a laboratory channel using three-dimensional computational fluid dynamics. Geomorphology
  Academic article

2006

• Wilson, CAME; Yagci, O; Rauch, HP; Olsen, Nils Reidar Bøe. (2006) 3D numerical modelling of a willow vegetated river/floodplain system. Journal of Hydrology
  Academic article
• Rüther, Nils; Olsen, Nils Reidar Bøe. (2006) 3D modeling of transient bed deformation in a sine-generated laboratory channel with two different width to depth ratios. Balkema
  Academic chapter/article/Conference paper
• Stoesser, Thorsten; Rodi, Wolfgang; Olsen, Nils Reidar Bøe. (2006) Large Eddy and RANS flow simulation above dunes.
  Academic chapter/article/Conference paper
• Viscardi, J M; Pujol, A; Weitbrecht, V; Jirka, G H; Olsen, Nils Reidar Bøe. (2006) Numerical Simulations on the Paraná de las Palmas River. Balkema
  Academic chapter/article/Conference paper
• Rüther, Nils; Olsen, Nils Reidar Bøe. (2006) Towards the prediction of free-forming meander formation using 3D computational fluid dynamic.
  Academic chapter/article/Conference paper

2005

• Ruther, Nils; Olsen, Nils Reidar Bøe. (2005) Three dimensional modeling of sediment transport in a narrow 90° channel bend. Journal of Hydraulic Engineering
  Academic article
• Ruther, Nils; Olsen, Nils Reidar Bøe. (2005) Three-dimensional modelling of sediment transport at water intakes. Proceedings of the Institution of Civil Engineers : Water and maritime engineering
  Academic article
• Ruether, Nils; Singh, JM; Olsen, Nils Reidar Bøe; Atkinson, E. (2005) 3-D computation of sediment transport at water intakes. Proceedings of the Institution of Civil Engineers : Water Management
  Academic article

2004

• Olsen, Nils Reidar Bøe. (2004) Closure to "Three-dimensional CFD modeling of self-forming meandering channel". Journal of Hydraulic Engineering
  Academic article
• Olsen, Nils Reidar Bøe; Hedger, Richard D; George, D Glen; Malthus, Timothy J; Atkinson, P M. (2004) Modelling spatial distributions of Ceratium hirundnella and Microcystis spp. in a small productive British lake. Hydrobiologia
  Academic article

2003

• Olsen, Nils Reidar Bøe. (2003) 3D CFD Modeling of a Self-Forming Meandering Channel. Journal of Hydraulic Engineering
  Academic article
• Wilson, Catherine; Olsen, Nils Reidar Bøe. (2003) Application and Validation of Numerical Codes in the Prediction of Compound Channel Flows. Proceedings of ICE, Water, Maritime and Energy
  Academic article
• Wilson, Catherine; Olsen, Nils Reidar Bøe. (2003) Validation of a 3D numerical code in the simulation of pseudo-natural meandering flows. Journal of Hydraulic Engineering
  Academic article

2002

• Hedger, Richard D; Olsen, Nils Reidar Bøe; Malthus, Timothy J; Atkinson, P M. (2002) Coupling remote sensing with computational fluid dynamics modelling to estimate lake chlorophyll-a concentration. Remote Sensing of Environment
  Academic article

2001

• Olsen, Nils Reidar Bøe; Fischer-Antze, Tim; Bates, P; Stösser, Thorsten. (2001) 3D numerical modelling of open-channel flow with submerged vegetation. Journal of Hydraulic Research
  Academic article

2000

• Olsen, Nils Reidar Bøe; Lysne, Dagfinn. (2000) Numerical modelling of circulation in Lake Sperillen, Norway. Nordic Hydrology
  Academic article
• Olsen, Nils Reidar Bøe; Hedger, Richard D.; George, D. Glen. (2000) 3D Numerical Modeling of Microcystis Distribution in a Water Reservoir. Journal of environmental engineering
  Academic article

1999

• Olsen, Nils Reidar Bøe; Jimenez, Oscar F.; Abrahamsen, Lars; Løvoll, Aslak. (1999) 3D CFD modelling of water and sediment flow in a hydropower reservoir. International Journal of Sediment Research
  Academic article
• Olsen, Nils Reidar Bøe. (1999) Two-dimensional numerical modelling of flushing processes in water reservoirs. Journal of Hydraulic Research
  Academic article
• Olsen, Nils Reidar Bøe; Kjellesvig, Hilde Marie. (1999) Three-dimensional numerical modelling of bed changes in a sand trap. Journal of Hydraulic Research
  Academic article

1998

• Olsen, Nils Reidar Bøe; Kjellesvig, Hilde Marie. (1998) Three-dimensional numerical flow modeling for estimation of maximum local scour depth. Journal of Hydraulic Research
  Academic article
• Olsen, Nils Reidar Bøe; Kjellesvig, Hilde Marie. (1998) Three-dimensional numerical flow modelling for estimation of spillway capacity. Journal of Hydraulic Research
  Academic article

1993

• Olsen, Nils Reidar Bøe; Melaaen, Morten C.. (1993) Numerisk simulering av strømning rundt en sylinder med K-e og RNG turbulensmodeller. Delrapport 1. SINTEF Rapport
  Non-fiction book