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2018
1 Krogstad, Stein.
Flow diagnostics for optimization and interactive visualization. DARSim Lecture Series; 2018-11-20 - 2018-11-20
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2 Krogstad, Stein; Nilsen, Halvor Møll; Møyner, Olav; Rasmussen, Atgeirr Flø.
Well Control Optimization Of The OLYMPUS Case Using MRST And OPM. EAGE/TNO Workshop on OLYMPUS Field Development Optimization; 2018-09-07 - 2018-09-07
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2017
3 Krogstad, Stein; Lie, Knut-Andreas; Nilsen, Halvor Møll; Berg, Carl Fredrik; Kippe, Vegard.
Efficient flow diagnostics proxies for polymer flooding. Computational Geosciences 2017 ;Volum 21.(5-6) s. 1203-1218
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4 Nilsen, Halvor Møll; Krogstad, Stein; Andersen, Odd; Allen, Rebecca; Lie, Knut-Andreas.
Use of flow models with sensitivities to study monitoring strategies. 9th Trondheim Conference on CO2 capture, transport and storage; 2017-06-12 - 2017-06-14
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5 Nilsen, Halvor Møll; Krogstad, Stein; Andersen, Odd; Allen, Rebecca; Lie, Knut-Andreas.
Using sensitivities and vertical-equilibrium models for parameter estimation of CO2 injection models with application to Sleipner data. Energy Procedia 2017 ;Volum 114. s. 3476-3495
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2016
6 Allen, Rebecca; Nilsen, Halvor Møll; Lie, Knut-Andreas; Krogstad, Stein; Andersen, Odd.
How the validity of gravity segregation and a sharp interface between CO2 and brine can be used to investigate variants of the Sleipner benchmark. Flow & Transport in Permeable Media; 2016-07-31 - 2016-08-05
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7 Codas Duarte, Andres; Foss, Bjarne Anton; Camponogara, Eduardo; Krogstad, Stein.
Black-oil minimal fluid state parametrization for constrained reservoir control optimization. Journal of Petroleum Science and Engineering 2016 ;Volum 143. s. 35-43
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8 Krogstad, Stein; Lie, Knut-Andreas; Nilsen, Halvor Møll; Berg, Carl Fredrik; Kippe, Vegard.
Flow diagnostics for optimal polymer injection strategies. I: ECMOR XV - Proceedings of 15th European Conference on the Mathematics of Oil Recovery, Amsterdam, Netherlands, 29 August - 1 September, 2016. European Association of Geoscientists and Engineers 2016 ISBN 978-94-6282-193-4. s. -
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9 Krogstad, Stein; Raynaud, Xavier; Nilsen, Halvor Møll.
Reservoir management optimization using well-specific upscaling and control switching. Computational Geosciences 2016 ;Volum 20.(3) s. 695-706
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10 Nilsen, Halvor Møll; Krogstad, Stein; Andersen, Odd; Allen, Rebecca; Lie, Knut-Andreas.
Using sensitivities and vertical-equilibrium models for parameter estimation of CO2 injection models with application to Sleipner data. 13th International Conference on Greenhouse Gas Control Technologies; 2016-11-14 - 2016-11-18
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2015
11 Andersen, Odd; Bao, Kai; Hilden, Sindre Tonning; Krogstad, Stein; Lie, Knut-Andreas; Møyner, Olav; Nilsen, Halvor Møll; Rasmussen, Atgeirr Flø; Raynaud, Xavier; Skaflestad, Bård.
Matlab Reservoir Simulation Toolbox: MRST 2015a. SINTEF ICT Oslo 2015
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12 Krogstad, Stein; Lie, Knut-Andreas; Møyner, Olav; Nilsen, Halvor Møll; Raynaud, Xavier; Skaflestad, Bård.
MRST-AD: an open-source framework for rapid prototyping and evaluation of reservoir simulation problems. I: SPE Reservoir Simulation Symposium, 23-25 February 2015, Houston, Texas, USA. Society of Petroleum Engineers 2015 ISBN 978-1-61399-352-1. s. 2080-2105
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13 Lie, Knut-Andreas; Møyner, Olav; Krogstad, Stein.
Application of Flow Diagnostics and Multiscale Methods for Reservoir Management. I: SPE Reservoir Simulation Symposium, 23-25 February 2015, Houston, Texas, USA. Society of Petroleum Engineers 2015 ISBN 978-1-61399-352-1. s. 1924-1942
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14 Pal, Mayur; Lamine, Sadok; Lie, Knut Andreas; Krogstad, Stein.
Validation of the multiscale mixed finite-element method. International Journal for Numerical Methods in Fluids 2015 ;Volum 77.(4) s. 206-223
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2014
15 Krogstad, Stein; Lie, Knut-Andreas; Møyner, Olav.
Use Of Flow Diagnostics In Waterflood Optimisation. SPE Large Scale Computing and Big Data Challenges in Reservoir Simulation; 2014-09-15 - 2014-09-17
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16 Krogstad, Stein; Nilsen, Halvor Møll; Raynaud, Xavier.
Reservoir management optimization using calibrated transmissibility upscaling. I: ECMOR XIV - Proceedings of 14th European Conference on the Mathematics of Oil Recovery, Catania, Italy, 8-11 September, 2014. European Association of Geoscientists and Engineers 2014 ISBN 978-90-73834-94-1. s. art A29-
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17 Lie, Knut Andreas; Natvig, Jostein Roald; Krogstad, Stein; Yang, Yahan; Wu, Xiao-Hui.
Grid adaptation for the Dirichlet-Neumann representation method and the multiscale mixed finite-element method. Computational Geosciences 2014 ;Volum 18.(3-4) s. 357-372
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18 Møyner, Olav; Krogstad, Stein; Lie, Knut-Andreas.
The application of flow diagnostics for reservoir management. SPE Journal 2014 ;Volum 20.(2) s. 306-323
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19 Suwartadi, Idewa Putu Eka; Krogstad, Stein; Foss, Bjarne Anton.
Adjoint-based surrogate optimization of oil reservoir water flooding. Optimization and Engineering 2014 ;Volum 16.(2) s. 441-481
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2013
20 Hasan, Agus Ismail; Foss, Bjarne Anton; Krogstad, Stein; Gunnerud, Vidar; Teixeira, Alex.
Decision Analysis for Long-term and Short-term Production Optimization Applied to the Voador Field. SPE Reservoir Characterisation and Simulation Conference and Exhibition; 2013-09-16 - 2013-09-18
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21 Hasan, Agus Ismail; Gunnerud, Vidar; Foss, Bjarne Anton; Teixeira, Alex; Krogstad, Stein.
Decision Analysis for Long-term and Short-term Production Optimization Applied to the Voador Field. I: SPE Reservoir Characterisation and Simulation Conference and Exhibition, 16–18 September, 2013, Abu Dhabi, UAE. Society of Petroleum Engineers 2013 ISBN 978-1-61399-268-5. s. -
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22 Lie, Knut-Andreas; Krogstad, Stein; Møyner, Olav; Rasmussen, Atgeirr Flø.
Flow diagnostics on stratigraphic grids. SIAM Conference on Mathematical & Computational Issues in the Geosciences; 2013-06-17 - 2013-06-19
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23 Pal, Mayur; Lamine, Sadok; Lie, Knut Andreas; Krogstad, Stein.
Multiscale method for simulating two and three-phase flow in porous media. I: SPE reservoir simulation symposium 2013 : The Woodlands, Texas, USA, 18-20 February 2013. Curran Associates, Inc. 2013 ISBN 978-162748024-6. s. 1283-1296
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2012
24 Krogstad, Stein; Lie, Knut-Andreas; Skaflestad, Bård.
Mixed multiscale methods for compressible flow. I: ECMOR XIII - 13th European Conference on the Mathematics of Oil Recovery, Biarritz, France, 10-13 September 2012. Extended Abstracts USB. European Association of Geoscientists and Engineers 2012 ISBN 978-90-73834-30-9.
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25 Krogstad, Stein; Lie, Knut-Andreas; Skaflestad, Bård.
Mixed multiscale methods for compressible flow. 13th European Conference on the Mathematics of Oil Recovery; 2012-09-10 - 2012-09-13
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26 Lie, Knut-Andreas; Krogstad, Stein; Ligaard, Ingeborg S; Natvig, Jostein Roald; Nilsen, Halvor Møll; Skaflestad, Bård.
Open-source MATLAB implementation of consistent discretisations on complex grids. Computational Geosciences 2012 ;Volum 16.(2) s. 297-322
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27 Natvig, Jostein Roald; Lie, Knut-Andreas; Krogstad, Stein; Yang, Yahan; Wu, Xiao-Hui.
Grid adaption for upscaling and multiscale methods. I: ECMOR XIII - 13th European Conference on the Mathematics of Oil Recovery, Biarritz, France, 10-13 September 2012. Extended Abstracts USB. European Association of Geoscientists and Engineers 2012 ISBN 978-90-73834-30-9.
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28 Natvig, Jostein Roald; Lie, Knut-Andreas; Krogstad, Stein; Yang, Yahan; Wu, Xiao-Hui.
Grid adaption for upscaling and multiscale methods. 13th European Conference on the Mathematics of Oil Recovery; 2012-09-10 - 2012-09-13
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29 Pal, Mayur; Lamine, Sadok; Lie, Knut-Andreas; Krogstad, Stein.
Multiscale methods for two and three-phase flow simulation in subsurface petroleum reservoirs. I: ECMOR XIII - 13th European Conference on the Mathematics of Oil Recovery, Biarritz, France, 10-13 September 2012. Extended Abstracts USB. European Association of Geoscientists and Engineers 2012 ISBN 978-90-73834-30-9.
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30 Pal, Mayur; Lamine, Sadok; Lie, Knut-Andreas; Krogstad, Stein.
Multiscale methods for two and three-phase flow simulation in subsurface petroleum reservoirs. 13th European Conference on the Mathematics of Oil Recovery; 2012-09-10 - 2012-09-13
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31 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Nonlinear output constraints handling for production optimization of oil reservoirs. Computational Geosciences 2012 ;Volum 16.(2) s. 499-517
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2011
32 Krogstad, Stein.
A local POD-Based Multicale Mixed FEM for Model Reduction of Multiphase Compressible Flow. SIAM Conference on Mathematical & Computational Issues in the Geosciences; 2011-03-20 - 2011-03-24
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33 Krogstad, Stein.
A Sparse Basis POD for Model Reduction of Multiphase Compressible Flow. I: SPE Reservoir Simulation Symposium 2011 : 21-23 February 2011, The Woodlands, Texas, USA. Society of Petroleum Engineers 2011 ISBN 978-1-55563-324-0. s. -
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34 Krogstad, Stein.
Local POD-Based Multiscale Mixed FEMs for Model Reduction of Multiphase Compressible Flow. IAMCS Workshop in Large-Scale Inverse Problems and Uncertainty Quantification; 2011-02-24 - 2011-02-25
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35 Krogstad, Stein; Hauge, Vera Louise; Fossum, Astrid.
Adjoint Multiscale Mixed Finite Elements. SPE Journal 2011 ;Volum 16.(1) s. 162-171
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36 Lie, Knut-Andreas; Krogstad, Stein.
Multiscale Mixed FEM for Compressible Flow. SIAM Conference on Mathematical & Computational Issues in the Geosciences; 2011-03-21 - 2011-03-24
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37 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
A Lagrangian-barrier function for adjoint state constraints optimization of oil reservoirs water flooding. I E E E Conference on Decision and Control. Proceedings 2011 s. 3884-3889
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38 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Second-order adjoint-based control for multiphase flow in subsurface oil reservoirs. I E E E Conference on Decision and Control. Proceedings 2011 s. 1866-1871
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2010
39 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
A Lagrangian-Barrier Function for Adjoint State Constraints Optimization of Oil Reservoirs Water Flooding. IEEE CDC 2010; 2010-12-15 - 2010-12-17
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40 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Optimal Control of the Oil Reservoir Water Flooding process. 16th Nordic Process Control Workshop; 2010-08-26 - 2010-08-27
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41 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Second-Order Adjoint-Based Control for Multiphase Flow in Subsurface Oil Reservoirs. IEEE CDC 2010; 2010-12-15 - 2010-12-17
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42 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
A Lagrangian-Barrier Function for Adjoint State Constraints Optimization of Oil Reservoirs Water Flooding. Proceedings of the IEEE Conference on Decision & Control, including the Symposium on Adaptive Processes 2010 s. 3884-3889
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43 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Nonlinear Output Constraints Handling for Production Optimization for Oil Reservoirs. I: Proceedings / IEEE/RSJ 2010 International Conference on Intelligent Robots and Systems (IROS 2010). IEEE conference proceedings 2010 ISBN 978-1-4244-6675-7. s. B032-B032-
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44 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Nonlinear Output Constraints Handling for Production Optimization for Oil Reservoirs. 12th European Conference on the Mathematics of Oil Recovery; 2010-09-06 - 2010-09-09
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45 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
Second-Order Adjoint-Based Control for Multiphase Flow in Subsurface Oil Reservoirs. Proceedings of the IEEE Conference on Decision & Control, including the Symposium on Adaptive Processes 2010 s. 1886-1871-
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2009
46 Krogstad, Stein; Munthe-Kaas, Hans; Zanna, Antonella.
Generalized polar coordinates on Lie groups and numerical integrators. Numerische Mathematik 2009 ;Volum 114.(1) s. 161-187
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47 Suwartadi, Eka; Krogstad, Stein; Foss, Bjarne Anton.
On State Constraints of Adjoint Optimization in Oil Reservoir Waterflooding. I: Proceeding of 2009 SPE/EAGE Reservoir Characterization & Simulation Conference "Overcoming Modeling Challenges to Optimize Recovery". Society of Petroleum Engineers 2009 ISBN 978-1-55563-266-3. s. -
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48 Aarnes, JE; Lie, Knut-Andreas; Kippe, V; Krogstad, Stein.
Multiscale methods for subsurface flow.. I: Multiscale Modeling and Simulation in Science. Springer 2009 ISBN 9783540888567. s. 3-48
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49 Krogstad, Stein.
Model Reduction via Multiscale Methods: Application to Water Flooding Optimization. SIAM Conference on Mathematical & Computational Issues in the Geosciences; 2009-06-15 - 2009-06-18
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50 Krogstad, Stein; Hauge, Vera Louise; Gulbransen, Astrid Fossum.
Adjoint Multiscale Mixed Finite Elements. 2009 SPE Reservoir Simulation Symposium; 2009-02-02 - 2009-03-04
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