2019

Assumpcao Matias, J O. & Jäschke, J. “Online Model Maintenance via Output Modifier Adaptation”. Industrial & Engineering Chemistry Research (2019). vol. 58 (30)

Assumpcao Matias, J O.& Jäschke, J. “Using a neural network for estimating plant gradients in realtime optimization with modifier adaptation”. IFAC-PapersOnLine (2019). vol. 52 (1)

Backi, C J.; Emebu, S.; Skogestad, S. & Grimes, B A. “A simple modeling approach to control emulsion layers in gravity separators”. Computer-aided chemical engineering (2019); Vol 46. p. 1159-1164

Bertheussen, Are; Dudek, Marcin; Simon, Sebastien Charles; Øye, Gisle; Sjöblom, Johan:
Oil/water partitioning of naphthenic acids and implications for produced water treatment. Produced Water Management 2019; 2019-01-23 - 2019-01-24

Bikmukhametov, T. & Jäschke, J. “First Principles and Machine Learning Virtual Flow Metering: A Literature Review”. Journal of Petroleum Science and Engineering (2019); Vol 184

Bikmukhametov, T. & Jäschke, J. “Oil Production Monitoring using Gradient Boosting Machine Learning Algorithm”. IFAC-PapersOnLine (2019); Vol 52. (1). p. 514-519

Dalane, Kristin; Hillestad, Magne; Deng, Liyuan:
Subsea natural gas dehydration with membrane processes: Simulation and process optimization. Chemical engineering research & design 2019;Volum 142. s.257-267

Das, T.; Heggheim, S J.; Dudek, M.; Verheyleweghen, A. & Jäschke, J. “Optimal Operation of a Subsea Separation System Including a Coalescence Based Gravity Separator Model and a Produced Water Treatment Section”. Industrial & Engineering Chemistry Research (2019); Vol 58. (10). p.4168-4185

Delou, P.; Azevedo, J.; Krishnamoorthy, D.; De Souza Jr, M. & Secchi, A. “Model Predictive Control with Reconfiguration Strategy applied to an Electric Submersible Pump in a subsea environment”. IFAC-Papers Online (2019), Vol.52(1), p. 784-489

Dudek, M.; Chicault, J. & Øye, G. “Microfluidic Investigation of Crude Oil Droplet Coalescence: Effect of Oil/Water Composition and Droplet Aging”. Energy & Fuels 2019. p. 1-11

González, D., Stanko, M. & Hoffmann, A. “Decision support method for early-phase design of offshore hydrocarbon fields using model- based optimization”. J Petrol Explor Prod Technol (2019)

Herø, E H.; La Forgia, N.; Solsvik, J. & Jakobsen, H A. “Determination of Breakage Parameters in Turbulent FluidFluid Breakage”. Chemical Engineering & Technology (2019); Vol 42. (4). p.903-909

Hoffmann, A., Stanko, M. & González, D. “Optimized production profile using a coupled reservoirnetwork model”. J Petrol Explor Prod Technol 9, 2123–2137 (2019)

Jahanshahi, E.; Krishnamoorthy, D.; Codas, A.; Foss, B. & Skogestad, S. “Plantwide control of an oil production network”. Comput. & Chem. Eng (2019), Vol. 136, p. 106765

Krishnamoorthy, D.; Fjalestad, K. & Skogestad, S. “Optimal Control of offshore oil and gas production using simple feedback controllers”. Control Engineering Practice; (2019). Vol 91, p.104107

Krishnamoorthy, D.; Foss, B. & Skogestad, S. “A Primal decomposition algorithm for distributed multistage scenario model predictive control”. J. Proc. Control (2019), Vol 81, p 162-171

Krishnamoorthy, D.; Jahanshahi, E. & Skogestad, S. “A feedback Real time optimization strategy applied to an evaporator process”. PSE Asia (2019), Bangkok, Thailand

Krishnamoorthy, D.; Jäschke, J & Skogestad, S. “Multistage Model Predictive Control with Online Scenario Tree Update using Recursive Bayesian Weighting”. Proceedings of the 18th European Control Conference (2019), p. 1443-1448.

Krishnamoorthy, D.; Ryu, J. & Skogestad, S. “Dynamic extremum seeking control applied to a gas lifted well network”. IFAC-PapersOnLine (2019), Vol.52(1), p. 802-807.

Krishnamoorthy, D. & Skogestad, S. “Online process optimization with changes in active constraint sets using simple feedback control structures”. Ind. Eng. Chem. Res (2019). Vol. 58 (30), p. 13555-13567

Krishnamoorthy, Dinesh; Jahanshahi, Esmaeil; Skogestad, Sigurd:
Feedback Real-Time Optimization Strategy Using a Novel Steady-state Gradient Estimate and Transient Measurements. Industrial & Engineering Chemistry Research 2019 ;Volum 58.(1) s.207-216

Kristoffersen, T. T. & Holden, C. “A high-gain observer for a wet gas centrifugal compressor”. Proceedings of the IFAC Symposium on Nonlinear Control Systems (2019)

Mogseth, Gro; Skogestad, Sigurd:
Introduction to Subsea. Subsea Valley Conference 2019; 2019-04-10 - 2019-04-11

Ohrem, Sveinung Johan; Kim, Hyungju; Lundteigen, Mary Ann; Holden, Christian:
A Comparison of Hazards and Efficiencies of Conventional and Adaptive Control Algorithms Using Systems-Theoretic Process Analysis. MATEC Web of Conferences 2019 ;Volum 273.

Ohrem, Sveinung Johan; Skjefstad, Håvard Slettahjell; Stanko, Milan; Holden, Christian:
Controller Design and Control Structure Analysis for a Novel Oil–Water Multi-Pipe Separator. Processes 2019; Volum 7.(4)

Refsnes, H., Diaz, M. & Stanko, M. “Performance evaluation of a multi-branch gas–liquid pipe separator using computational fluid dynamics”. J Petrol Explor Prod Technol 9, 3103–3112 (2019)

Ruwoldt, J.; Kurniawan, M.; Sørland, G.; Simon, S C. & Sjøblom, J. “Influence of wax inhibitor molecular weight: Fractionation and effect on crystallization of polydisperse waxes”. Journal of Dispersion Science and Technology (2019)

Ruwoldt, Jost; Sørland, Geir; Simon, Sebastien Charles; Oschmann, Hans-Jörg; Sjøblom, Johan:
Inhibitor-wax interactions and PPD effect on wax crystallization: New approaches for GC/MS and NMR, and comparison with DSC, CPM, and rheometry. Journal of Petroleum Science and Engineering 2019 ;Volum 177. s.53-68

Skjefstad, Håvard Slettahjell; Stanko, Milan:
Experimental performance evaluation and design optimization of a horizontal multi-pipe separator for subsea oil-water bulk separation. Journal of Petroleum Science and Engineering 2019 ;Volum 176. s.203-219

Skjefstad, Håvard Slettahjell; Stanko, Milan:
Subsea produced water separation; a new multi-pipe concept for reduced weight and cost. Subsea Valley Conference - energy:connected'19; 2019-04-09 - 2019-04-11

Skylogianni, E. & Knuutila, H K. “Process Intensification: H2S and Hydrate Control for Subsea Application”. GPA Europe Spring Conference (2019); 2019-05-14 - 2019-05-17

Skylogianni, E.; Wanderley, R R.; Austad, S S. & Knuutila, H K. “Density and Viscosity of the Nonaqueous and Aqueous Mixtures of Methyldiethanolamine and Monoethylene Glycol at Temperatures 3 from 283.15 to 353.15 K”. Journal of Chemical and Engineering Data; November (2019). vol 64 (12), p 5415-5431

Srivastav, H.; Barros, A.& Lundteigen, M A. “Modelling framework for performance analysis of SIS subject to degradation due to proof tests”. Reliability Engineering & System Safety (2019); Vol 195. (106702) p. 1-15

Straus, Julian; Krishnamoorthy, Dinesh; Skogestad, Sigurd:
On combining self-optimizing control and extremum-seeking control - Applied to an ammonia reactor case study. Journal of Process Control 2019 ENERGISINT

Thombre, M.; Krishnamoorthy, D. & Jäschke, J “Data-driven Multistage Model Predictive Control of a Thermal Storage System with Time-Varying Uncertainty”. IFAC-PapersOnLine (2019), Vol.52(1), p.461-467

Verheyleweghen, A.; Srivastav, H.; Barros, A. & Jäschke, J. “Combined Maintenance Scheduling and Production Optimization”. ESREL (2019); 2019-09-23 - 2019-09-26

Zhang, Juntao; Kim, Hyungju; Liu, Yiliu; Lundteigen, Mary Ann:
Combining system-theoretic process analysis and availability assessment: A subsea case study. Proceedings of the Institution of Mechanical Engineers. Part O, Journal of risk and reliability 2019

Zhang, N.; Fouladirad, M. & Barros, A. “Reliability-based measures and prognostic analysis of a K-out-of-N system in random environments”. European Journal of operational Research (2019); Vol 272. (3) p. 1120-1131

Zikrullah, N A.; Kim, H.; Lundteigen, M A. & van der Meulen, Meine J. P. “Clarifying Implementation of Safe Design Principles in IEC 61508: Challenges of Novel Subsea Technology Development”. I: Proceedings of the 29th European Safety and Reliability Conference (ESREL). 22 – 26 September (2019) Hannover, Germany. Research Publishing Services 2019 ISBN 978-981-11-2724-3. p. 2928- 2936

Zikrullah, N A.; van der Meulen, Meine J. P.; K, H. & Lundteigen, M A. “Clarifying Implementation of Safe Design Principles in IEC 61508: Challenges of Novel Subsea Technology Development”. 29th European Safety and Reliability Conference (2019); 2019-09-22

2018

Assumpcao Matias, Jose Otavio; Le Roux, Galo AC; Jaeschke, Johannes:
Modifier adaptation for real-time optimization of a gas lifted well network. IFAC-PapersOnLine 2018 ;Volum 51.(8) s.31-36

Backi, Christoph Josef; Gravdahl, Jan Tommy; Skogestad, Sigurd:
Simple method for parameter identification of a nonlinear Greitzer compressor model. 2nd IFAC Conference on Modelling, Identification and Control of Nonlinear Systems (MICNON); 2018-06-19 - 2018-06-22

Backi, Christoph Josef; Gravdahl, Jan Tommy; Skogestad, Sigurd:
Simple method for parameter identification of a nonlinear Greitzer compressor model. IFAC-PapersOnLine 2018 ;Volum 51.(13) s.198-203

Backi, Christoph Josef; Grimes, Brian Arthur; Skogestad, Sigurd:
A Control- and Estimation-Oriented Gravity Separator Model for Oil and Gas Applications Based upon First-Principles. Industrial & Engineering Chemistry Research 2018 ;Volum 57.(21) s.7201-7217

Backi, Christoph Josef; Krishnamoorthy, Dinesh; Skogestad, Sigurd:
Slug handling with a virtual harp based on nonlinear predictive control for a gravity separator. IFAC-PapersOnLine 2018 ;Volum 51.(8) s.120-125

Backi, Christoph Josef; Krishnamoorthy, Dinesh; Skogestad, Sigurd:
Slug handling with a virtual harp based on nonlinear predictive control for a gravity separator. 3rd IFAC Workshop on Automatic Control in Offshore Oil and Gas Production; 2018-05-30 - 2018-06-01

Backi, Christoph Josef; Krishnamoorthy, Dinesh; Verheyleweghen, Adriaen; Skogestad, Sigurd:
Combined nonlinear moving horizon estimation and model predictive control applied to a compressor for active surge control. 2nd IEEE Conference on Control Technology and Applications; 2018-08-21 - 2018-08-24

Backi, Christoph Josef; Krishnamoorthy, Dinesh; Verheyleweghen, Adriaen; Skogestad, Sigurd:
Combined nonlinear moving horizon estimation and model predictive control applied to a compressor for active surge control. Proceedings of the IEEE Conference on Control Applications 2018 s.1552-1557

Backi, Christoph Josef; Skogestad, Sigurd:
Comparative study of Kalman Filter-based observers with simplified tuning procedures. 21st Nordic Process Control Workshop; 2018-01-18 - 2018-01-19

Backi, Christoph Josef; Skogestad, Sigurd:
Virtual inflow estimation with simplified tuning using cascaded and Kalman-like least squares observers. 28th European Symposium on Computer-Aided Process Engineering; 2018-06-10 - 2018-06-13

Backi, Christoph Josef; Skogestad, Sigurd:
Virtual inflow estimation with simplified tuning using cascaded and Kalman-like least squares observers. Computer-aided chemical engineering 2018 ;Volum 43. s.1153-1158

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Equilibrium Partitioning of Naphthenic Acid Mixture, Part 1: Commercial Naphthenic Acid Mixture. Energy & Fuels 2018 ;Volum 32.(7) s.7519-7538

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Equilibrium Partitioning of Naphthenic Acid Mixture Part 2: Crude Oil-Extracted Naphthenic Acids. Energy & Fuels 2018 ;Volum 32.(9) s.9142-9158

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Oil/Water Partitioning of Two Naphthenic Acid Mixtures. The 19th International Conference on Petroleum Phase Behavior, Petrophase 2018; 2018-07-08 - 2018-07-12

Bonnowitz, Harro; Straus, Julian; Krishnamoorthy, Dinesh; Jahanshahi, Esmaeil; Skogestad, Sigurd:
Control of Steady-state Gradient of an Ammonia Reactor using Transient Measurements. Computer-aided chemical engineering 2018; Volum 43. s.1111-1116

Dalane, Kristin; Hillestad, Magne; Deng, Liyuan:
Subsea natural gas dehydration with membrane processes. Euromembrane 2018; 2018-07-09 - 2018-07-13

Dalane, Kristin; Svendsen, Hallvard Fjøsne; Hillestad, Magne; Deng, Liyuan:
Membrane contactor for subsea natural gas dehydration: Model development and sensitivity study. Journal of Membrane Science 2018 ;Volum 556. s.263-276

Diaz Arias, Mariana JC; Stanko, Milan; Sangesland, Sigbjørn.
Exploring New Concepts in Subsea Field Architecture. Offshore Technology Conference; 2018-04-30 - 2018-05-03

Diaz Arias, Mariana JC; Stanko, Milan; Sangesland, Sigbjørn:
The subsea gate box: an alternative subsea field architecture. SPE Norway The First Magazine 2018 ;Volum 1. s.38-43

Dudek, Marcin; Bertheussen, Are; Dumaire, Thomas; Øye, Gisle:
Microfluidic tools for studying coalescence of crude oil droplets in produced water. Chemical Engineering Science 2018 ;Volum 191. s.448-458

Dudek, Marcin; Muijlwijk, Kelly; Schroën, Karin; Øye, Gisle:
The effect of dissolved gas on coalescence of oil drops studied with microfluidics. Journal of Colloid and Interface Science 2018 ;Volum 528. s.166-173

Dudek, Marcin; Øye, Gisle:
Microfluidic Study on the Attachment of Crude Oil Droplets to Gas Bubbles. Energy & Fuels 2018 ;Volum 32.(10) s.10513-10521

Dudek, Marcin; Øye, Gisle:
Microfluidics within produced water treatment. Produced Water Management 2018; 2018-01-24 - 2018-01-25

Dudek, Marcin; Øye, Gisle:
Spreading of oil droplets on gas bubbles studied with microfluidics. European Colloid and Interface Society (ECIS 2018); 2018-09-02 - 2018-09-07

Gonzalez Rengifo, Diana Carolina; Stanko, Milan; Golan, Michael:
Numerical Feasibility Study of a Wax Cold Flow Approach for Subsea Tie-In Flowlines Using a 1D Mechanistic Multiphase Flow Simulator. Engineering 2018 ;Volum 10.(3) s.109-123

Gonzalez Rengifo, Diana Carolina; Stanko, Milan; Golan, Michael:
Numerical Feasibility Study of Electric Heating Strategies for Subsea Tie-In Flowlines Using a 1-D Mechanistic Multiphase Flow Simulator. Engineering 2018 ;Volum 10.(9) s.531-571

Haugen, Stein; Barros, Anne; van Gulijk, Coen; Kongsvik, Trond; Vinnem, Jan Erik:
Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway. CRC Press 2018 (ISBN 9781351174657) 3234 s.

Herø, Eirik Helno; La Forgia, Nicolas; Shi, Jing; Solsvik, Jannike; Jakobsen, Hugo Atle:
Investigation of turbulent dissipation rate in fluid-fluid droplet breakage experiments.. CHISA 2018; 2018-08-25 - 2018-08-29

Herø, Eirik Helno; La Forgia, Nicolas; Shi, Jing; Solsvik, Jannike; Jakobsen, Hugo Atle:
On the turbulent dissipation rate in experimental investigation of single droplet breakage in fluid-fluid system. 6th International Conference on Population Balance Modelling; 2018-05-07 - 2018-05-09

Herø, Eirik Helno; La Forgia, Nicolas; Solsvik, Jannike; Jakobsen, Hugo Atle:
Investigation of the impact of turbulence on oil droplet breakage. Separation Technology 2018; 2018-10-15 - 2018-10-16

Kim, HyungJu; Lundteigen, Mary Ann; Hafver, Andreas; Pedersen, Frank Børre; Skofteland, Gunleiv:
Application of System-Theoretic Process Analysis to the isolation of subsea wells: Opportunities and challenges of applying STPA to subsea operations. Offshore Technology Conference 2018 (OTC 2018); 2018-04-30 - 2018-05-03

Kim, HyungJu; Lundteigen, Mary Ann; Hafver, Andreas; Pedersen, Frank Børre; Skofteland, Gunleiv; Holden, Christian; Ohrem, Sveinung Johan:
Application of Systems-Theoretic Process Analysis to a Subsea Gas Compression System. I: Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway. CRC Press 2018 ISBN 9781351174657. s.1467-1475

Krishnamoorthy, Dinesh; Aguiar, Marco Aurelio; Foss, Bjarne Anton; Skogestad, Sigurd:
A Distributed Optimization Strategy for Large Scale Oil and Gas Production Systems. Proceedings of the IEEE Conference on Control Applications 2018 s.521-526

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
A distributed algorithm for scenario-based model predictive control using primal decomposition. 12th IFAC Symposium on Advance Control of Chemical Processes; 2018-07-25 - 2018-07-27

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
A Distributed Algorithm for Scenario-based Model Predictive Control using Primal Decomposition *. IFAC-PapersOnLine 2018 ;Volum 51.(18) s.351-356

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
An Overview and Evaluation of Approaches for Online Process Optimization. AIChE Annual Meeting 2018; 2018-10-27 - 2018-11-02

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
Steady-State Real-time Optimization using Transient Measurements. Computers and Chemical Engineering 2018 ;Volum 115. s.34-45

Krishnamoorthy, Dinesh; Jahanshahi, Esmaeil; Skogestad, Sigurd:
Gas-lift Optimization by Controlling Marginal Gas-Oil Ratio using Transient Measurements. IFAC-PapersOnLine 2018 ;Volum 51.(8) s.19-24

Krishnamoorthy, Dinesh; Skogestad, Sigurd:
Novel approach to steady-state gradient control using transient measurements. 21st Nordic process control workshop; 2018-01-18 - 2018-01-19

Krishnamoorthy, Dinesh; Skogestad, Sigurd:
Overview and Evaluation of Online process optimization approaches. Advanced methods on control and estimation of dynamical systems; 2018-07-23 - 2018-07-23

Krishnamoorthy, Dinesh; Suwartadi, Eka; Foss, Bjarne Anton; Skogestad, Sigurd; Jäschke, Johannes:
Improving Scenario Decomposition for Multistage MPC using a Sensitivity-based Path-following Algorithm. IEEE Control Systems Letters 2018;Volum 2.(4) s.581-586

Krishnamoorthy, Dinesh; Suwartadi, Eka; Foss, Bjarne Anton; Skogestad, Sigurd; Jäschke, Johannes:
Improving Scenario Decomposition for Multistage MPC using a Sensitivity-based Path-following Algorithm. Proceedings of the IEEE Conference on Decision & Control, including the Symposium on Adaptive Processes 2018

Krishnamoorthy, Dinesh; Thombre, Mandar; Skogestad, Sigurd; Jäschke, Johannes:
Data-driven Scenario Selection for Multistage Robust Model Predictive Control. IFAC-PapersOnLine 2018 ;Volum 51.(20) s.462-468

Kristoffersen, Torstein Thode; Holden, Christian:
Modelling and nonlinear control of a wet gas centrifugal compressor. I: 2018 IEEE Conference on Control Technology and Applications (CCTA). IEEE conference proceedings 2018 ISBN 978-1-5386-7698-1. s.545-552

Kristoffersen, Torstein Thode; Holden, Christian:
Modelling and nonlinear control of a wet gas centrifugal compressor. IEEE Conference on Control Technology and Applications 2018; 2018-08-21- 2018-08-24

Kristoffersen, Torstein Thode; Holden, Christian:
Nonlinear state and parameter estimation of a gas-liquid cylindrical cyclone. I: 2018 IEEE Conference on Control Technology and Applications (CCTA). IEEE conference proceedings 2018 ISBN 978-1-5386-7698-1. s.1772-1778

Kristoffersen, Torstein Thode; Holden, Christian:
Nonlinear state and parameter estimation of a gas-liquid cylindrical cyclone. IEEE Conference on Control Technology and Applications 2018;2018-08-21 - 2018-08-24

Kristoffersen, Torstein Thode; Holden, Christian:
State and parameter estimation of a gas-liquid cylindrical cyclone. 21st Nordic Process Control Workshop; 2018-01-18 - 2018-01-19

Kristoffersen, Torstein Thode; Holden, Christian:
State and parameter estimation of a gas-liquid cylindrical cyclone. I: 2018 European Control Conference (ECC). IEEE 2018 ISBN 978-3-9524-2698-2. s.2318-2325

Kristoffersen, Torstein Thode; Holden, Christian:
State and parameter estimation of a gas-liquid cylindrical cyclone. European Control Conference 2018; 2018-06-12 - 2018-06-15

La Forgia, Nicolas; Herø, Eirik Helno; Solsvik, Jannike; Jakobsen, Hugo Atle:
Dissipation rate estimation in a rectangular shaped test section with periodic structure at the walls. Chemical Engineering Science 2018 ;Volum 195. s.159-178

La Forgia, Nicolas; Herø, Eirik Helno; Solsvik, Jannike; Jakobsen, Hugo Atle:
High speed image analysis of the breakage probability of single oil drop in turbulent flow. 6th Population Balance Modelling Conference; 2018-05-07 - 2018-05-09

Ohrem, Sveinung Johan; Holden, Christian:
Controller and observer design for first order LTI systems with unknown dynamics. The 6th International Conference on Control, Mechatronics and Automation; 2018-10-12 - 2018-10-14

Ohrem, Sveinung Johan; Holden, Christian:
Controller and observer design for first order LTI systems with unknown dynamics. I: ICCMA 2018 Proceedings of the 6th International Conference on Control, Mechatronics and Automation. Association for Computing Machinery (ACM) 2018 ISBN 978-1-4503-6563-5. s.29-34

Ohrem, Sveinung Johan; Kim, HyungJu; Lundteigen, Mary Ann; Holden, Christian:
A Comparison of Hazards and Efficiencies of Conventional and Adaptive Control Algorithms using SystemsTheoretic Process Analysis. European Stamp Workshop and Conference; 2018-10-31 - 2018-11-02

Ohrem, Sveinung Johan; Kristoffersen, Torstein Thode; Holden, Christian:
Model-Based and Model-Free Optimal Control of a Gas Liquid Cylindrical Cyclone. IFAC-PapersOnLine 2018 ;Volum 51.(8) s.113-119

Refsnes, Helene Sund:
Performance Evaluation of a Multi-Branch Liquid-Gas Pipe Separator Using Computational Fluid Dynamics. NTNU 2018 149 s.

Reyes Lua, Adriana; Backi, Christoph Josef; Skogestad, Sigurd:
Improved PI control for a surge tank satisfying level constraints. IFAC-PapersOnLine 2018 ;Volum 51.(4) s.835-840

Ruwoldt, Jost:
Inhibitor-Wax Interactions and Wax Crystallization: New Experimental Approaches and Techniques. Trondheim, Norway: NTNU Grafisk senter 2018 (ISBN 978-82-326-3612-9) ;Volum 2018.209 s. Doktoravhandlinger ved NTNU(410)

Ruwoldt, Jost; Kurniawan, Muh; Oschmann, Hans-Jörg:
Non-linear dependency of wax appearance temperature on cooling rate. Journal of Petroleum Science and Engineering 2018 ;Volum 165. s.114-126

Ruwoldt, Jost; Simon, Sebastien Charles; Sjøblom, Johan:
Calorimetry with Application to Paraffin Wax in Crude Oil Production. 15 th Lähnwitzseminar on Calorimetry; 2018-06-03 - 2018-06-08

Ruwoldt, Jost; Subramanian, Sreedhar; Simon, Sebastien Charles; Oschmann, Hans-Jörg; Sjøblom, Johan:
Asphaltene fractionation based on adsorption onto calcium carbonate: Part 3. Effect of asphaltenes on wax crystallization. Colloids and Surfaces A: Physicochemical and Engineering Aspects 2018 ;Volum 554. s.129-141

Skartlien, Roar; Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Development of electrochemical DPD molecular simulations for oil/water partitioning of organic acids at varying pH. Journal of Dispersion Science and Technology 2018 ;Volum 39.(9) s.1367-1375

Skjefstad, Håvard Slettahjell:
Description of an Experimental Facility to Study Bulk Oil-Water Separation in Pipes and Preliminary Measurements on Inlet Conditions. Separation Technology 2018; 2018-10-16 - 2018-10-17

Skjefstad, Håvard Slettahjell:
INTPART BN_Compact Separation Concepts-SUBPRO-NTNU. INTPART BN; 2018-06-04 - 2018-06-05

Skjefstad, Håvard Slettahjell; Stanko, Milan:
An Experimental Study of a Novel Parallel Pipe Separator Design for Subsea Oil-Water Bulk Separation. SPE Asia Pacific Oil & Gas Conference and Exhibition; 2018-10-23 - 2018-10-25

Skjefstad, Håvard Slettahjell; Stanko, Milan:
ePoster - An Experimental Study of a Novel Parallel Pipe Separator Design for Subsea Oil-Water Bulk Separation. SPE Asia Pacific Oil and Gas Conference and Exhibition 2018; 2018-10-23 - 2018-10-25

Srivastav, Himanshu; de Azevedo Vale, Guilherme; Barros, Anne; Lundteigen, Mary Ann; Pedersen, Frank Børre; Hafver, Andreas; Oliveira, Luiz F.:
Optimization of periodic inspection time of sis subject to a regular proof testing. I: Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway. CRC Press 2018 ISBN 9781351174657. s.1125-1132

Stechlinski, Peter; Jaeschke, Johannes; Barton, Paul I.:
Generalized sensitivity analysis of nonlinear programs using a sequence of quadratic programs. Optimization 2018

Tengesdal, Njål; Kristoffersen, Torstein Thode; Holden, Christian:
Applied Nonlinear Compressor Control with Gain Scheduling and State Estimation. IFAC-PapersOnLine 2018 ;Volum 51.(8) s.151-157

Verheyleweghen, Adriaen:
Risk-averse health-aware control of subsea plants. AIChE Annual Meeting; 2018-10-28 - 2018-11-02

Verheyleweghen, Adriaen:
Risk-averse health-aware control of subsea plants. (Computer Aided Process Engineering) Forum 2018; 2018-11-15 - 2018-11-18

Verheyleweghen, Adriaen:
Risk-Based Health-Aware Control of Subsea Systems. Nordic Process Control Workshop; 2018-01-17 - 2018-01-19

Verheyleweghen, Adriaen; Jäschke, Johannes; Gjøby, Julie Marie:
Health-Aware Operation of a Subsea Compression System Subject to Degradation. European Symposium on Computer Aided Process Engineering; 2018-06-10 - 2018-06-13

Wu, Shengnan; Zhang, Laibin; Barros, Anne; Zheng, Wenpei; Liu, Yiliu:
Performance analysis for subsea blind shear ram preventers subject to testing strategies. Reliability Engineering & System Safety 2018 ;Volum 169. s.281-298

Zhang, Juntao; Haskins, Cecilia; Liu, Yiliu; Lundteigen, Mary Ann:
A systems engineering–based approach for framing reliability, availability, and maintainability: A case study for subsea design. Systems Engineering 2018 ;Volum 21.(6) s.576-592

Zhang, Nan; Fouladirad, Mitra; Barros, Anne:
Optimal imperfect maintenance cost analysis of a two-component system with failure interactions. Reliability Engineering & System Safety 2018;Volum 177. s.24-34

Zhang, Yun; Barros, Anne; Rauzy, Antoine; Lunde, Erling:
A modelling methodology for the assessment of preventive maintenance on a compressor drive system. I: Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway. CRC Press 2018 ISBN 9781351174657. s.555-564

2017

Ansaloni, Luca; Josefsen, Natalie T.; Dalane, Kristin; Deng, Liyuan:
Subsea regeneration of triethylene glycol for natural gas dehydration using pervaporation technology. International Conference on Membranes and Membrane Processes 2017; 2017-07-29 - 2017-08-04

Backi, Christoph Josef:
A control- and estimation-oriented gravity separator model. VI Oil and Gas Production Optimization Workshop; 2017-04-26

Backi, Christoph Josef:
Modeling and Control in Subsea Engineering. Colloquium Series at Aalborg University; 2017-05-09

Backi, Christoph Josef:
Modeling of subsea processes. First Workshop of the Brazilian-Norwegian Subsea Operations Consortium; 2017-04-24

Backi, Christoph Josef; Grimes, Brian Arthur; Skogestad, Sigurd:
Population Balance Equation for Calculation of the Inlet Distribution for Oil and Water Droplets in Continuous Gravity Separators. 2017 AIChE Annual Meeting; 2017-10-29 - 2017-11-03

Backi, Christoph Josef; Skogestad, Sigurd:
A Simple Dynamic Gravity Separator Model for Separation Efficiency Evaluation Incorporating Level and Pressure Control. 2017 American Control Conference; 2017-05-24 - 2017-05-26

Backi, Christoph Josef; Skogestad, Sigurd:
A simple dynamic gravity separator model for separation efficiency evaluation incorporating level and pressure control. American Control Conference (ACC) 2017 s.2823-2828

Backi, Christoph Josef; Skogestad, Sigurd:
Virtual inflow monitoring for a three phase gravity separator. I: 2017 IEEE Conference on Control Technology and Applications (CCTA). IEEE conference proceedings 2017 ISBN 978-1-5090-2182-6. s.1499-1504

Backi, Christoph Josef; Skogestad, Sigurd:
Virtual inflow monitoring for a three phase gravity separator. IEEE Conference on Control Technology and Applications; 2017-08-27 - 2017-08-30

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Equilibrium partitioning of naphthenic acids and bases and their consequences on interfacial properties. Colloids and Surfaces A: Physicochemical and Engineering Aspects 2017 ;Volum 529. s.45-56

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Equilibrium partitioning of naphthenic acids and bases and their interactions. PETROPHASE 2017; 2017-06-11 - 2017-06-15

Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
How crude oil acids partition between oil and water phases. Advanced Hybrid Separation Techniques in Industrial Wastewater Management; 2017-12-08 - 2017-12-09

Dalane, Kristin; Dai, Zhongde; Mogseth, Gro; Hillestad, Magne; Deng, Liyuan.
Potential applications of membrane separation for subsea natural gas processing: A review. Journal of Natural Gas Science and Engineering 2017 ;Volum 39. s.101-117

Dalane, Kristin; Hillestad, Magne; Deng, Liyuan:
Membrane contactor modelling for subsea natural gas dehydration. 11th International Congress on Membranes and Membrane Processes 2017; 2017-07-29 - 2017-08-04

Dalane, Kristin; Hillestad, Magne; Deng, Liyuan:
Membrane processes for subsea natural gas dehydration. Subsea Valley Conference 2017; 2017-04-04 - 2017-04-06

Das, Tamal; Backi, Christoph Josef; Jaschke, Johannes:
A model for subsea oil-water gravity separator to estimate unmeasured disturbances. Computer-aided chemical engineering 2017 ;Volum 40. s.1489-1494

Diaz Arias, Mariana JC; Sangesland, Sigbjørn; Stanko, Milan:
Field Architecture within SUBPRO. 1st Workshop in BN Subsea Operations Consortium; 2017-04-24 - 2017-04-25

Diaz Arias, Mariana JC; Stanko, Milan; Sangesland, Sigbjørn:
Exploring an alternative approach in subsea field architecture: The Subsea Gate Box. SSV conference; 2017-04-04 - 2017-04-06

Dudek, Marcin; Dumaire, Thomas; Øye, Gisle:
Microfluidic method to study coalescence of crude oil drops in water - the effect of crude oil and water composition. The 21st International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS 2017); 2017-10-22 - 2017-10-26

Dudek, Marcin; Kancir, Eugènie; Øye, Gisle:
Influence of the Crude Oil and Water Compositions on the Quality of Synthetic Produced Water. Energy & Fuels 2017; Volum 31.(4) s.3708-3716

Dudek, Marcin; Øye, Gisle:
Microfluidics within produced water research. Advanced Hybrid Separation Techniques in Industrial Waste Water management; 2017-12-08 - 2017-12-09

Herø, Eirik Helno; Shi, Jing; Solsvik, Jannike; Jakobsen, Hugo Atle:
Experimental and numerical study on single droplet breakage in turbulent flow. 12th International Conference on Computational Fluid Dynamics In the Oil & Gas, Metallurgical and Process Industries; 2017-05-30 - 2017-06-01

Jahanshahi, Esmaeil; Backi, Christoph Josef; Skogestad, Sigurd:
Anti-slug control based on a virtual flow measurement. Flow Measurement and Instrumentation 2017 ;Volum 53. s.299-307

Kim, HyungJu; Lundteigen, Mary Ann; Holden, Christian:
Managing Hazards and Risks in Subsea Facilities - Current Practises. SSV Conference 2017; 2017-04-04 - 2017-04-06

Krishnamoorthy, Dinesh:
Production optimization under uncertainty. 6th Brazil-Norway production optimization workshop; 2017-04-27 - 2017-04-28

Krishnamoorthy, Dinesh
Undervanns produksjons optimalisering under usikkerhet. NFA Subsea conference; 2017-09-12 - 2017-09-13

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
Gas Lift Optimization under Uncertainty. Computer-aided chemical engineering 2017 ;Volum 40. s.1753-1758

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
Model predictive control under structural uncertainty. AIChE Annual meeting; 2017-10-29 - 2017-11-03

Krishnamoorthy, Dinesh; Straus, Julian; Skogestad, Sigurd:
On combining self-optimizing control and extremum seeking control - applied to ammonia reactor case study. AIChE Annual meeting 2017; 2017-10-29

Kristoffersen, Torstein Thode; Holden, Christian:
Model Predictive Control and Extended Kalman Filter for a Gas-Liquid Cylindrical Cyclone. Conference on Control Technology and Applications; 2017-08-28 - 2017-08-30

Kristoffersen, Torstein Thode; Holden, Christian:
Model Predictive Control and Extended Kalman Filter for a Gas-Liquid Cylindrical Cyclone. I: 2017 IEEE Conference on Control Technology and Applications (CCTA). IEEE conference proceedings 2017 ISBN 978-1-5090-2182-6. s.1248-1255

Kristoffersen, Torstein Thode; Holden, Christian:
Nonlinear model predicitve control of a Gas-Liquid Cylindrical Cyclone. 25th Mediterranean Conference on Control and Automation (MED); 2017-06-03 - 2017-06-06

Kristoffersen, Torstein Thode; Holden, Christian:
Nonlinear model predicitve control of a Gas-Liquid Cylindrical Cyclone. I: 25th Mediterranean Conference on Control and Automation. IEEE conference proceedings 2017 ISBN 978-1-5090-4533-4. s.66-73

Kristoffersen, Torstein Thode; Holden, Christian; Egeland, Olav:
Feedback Linearizing Control of a Gas-Liquid Cylindrical Cyclone. 2017 IFAC World Congress; 2017-07-09 - 2017-07-14

Kristoffersen, Torstein Thode; Holden, Christian; Egeland, Olav:
Feedback Linearizing Control of a Gas-Liquid Cylindrical Cyclone. IFAC-PapersOnLine 2017 ;Volum 50.(1) s.13121-13128

Kristoffersen, Torstein Thode; Holden, Christian; Skogestad, Sigurd; Egeland, Olav:
Control-Oriented Modelling of Gas-Liquid Cylindrical Cyclones. American Control Conference 2017; 2017-05-24 - 2017-05-26

Kristoffersen, Torstein Thode; Holden, Christian; Skogestad, Sigurd; Egeland, Olav.
Control-Oriented Modelling of Gas-Liquid Cylindrical Cyclones. American Control Conference (ACC) 2017 s.2829-2836

Nunez, Gilberto; De Andrade, Jesus; Golan, Michael; Sangesland, Sigbjørn:
Modelling the Performance of Subsea Multiphase Boosting. MPUR Europe 2017; 2017-09-21 - 2017-09-21

Ohrem, Sveinung Johan:
Control of separators. BN Subsea Consortium Workshop; 2017-04-24 - 2017-04-25

Ohrem, Sveinung Johan; Holden, Christian:
Modeling and Nonlinear Model Predictive Control of a Subsea Pump Station. Control Conference Africa; 2017-12-07 - 2017-12-08

Ohrem, Sveinung Johan; Holden, Christian; Jahanshahi, Esmaeil; Skogestad, Sigurd:
L1 Adaptive Anti-Slug Control. American Control Conference 2017; 2017-05-24 - 2017-05-26

Ohrem, Sveinung Johan; Holden, Christian; Jahanshahi, Esmaeil; Skogestad, Sigurd:
1 adaptive anti-slug control. American Control Conference (ACC) 2017 s.444-449

Ohrem, Sveinung Johan; Kristoffersen, Torstein Thode; Holden, Christian:
Adaptive Feedback Linearizing Control of a Gas Liquid Cylindrical Cyclone. Conference on Control Technology and Applications; 2017-08-28 - 2017-08-30

Ohrem, Sveinung Johan; Kristoffersen, Torstein Thode; Holden, Christian:
Adaptive Feedback Linearizing Control of a Gas Liquid Cylindrical Cyclone. I: 2017 IEEE Conference on Control Technology and Applications (CCTA). IEEE conference proceedings 2017 ISBN 978-1-5090-2182-6. s.1981-1987

Ruwoldt, Jost; Simon, Sebastien Charles; Norrman, Jens; Oschmann, Hans-Jörg; Sjøblom, Johan:
Wax-Inhibitor Interactions Studied by Isothermal Titration Calorimetry and Effect of Wax Inhibitor on Wax Crystallization. Energy & Fuels 2017;Volum 31.(7) s.6838-6847

Ruwoldt, Jost; Simon, Sebastien Charles; Oschmann, Hans-Jörg; Sjøblom, Johan:
Isothermal Titration Calorimetry for Assessing Wax-Inhibitors. Chemistry in the Oil Industry XV: Enabling Efficient Technologies Programme; 2017-11-06 - 2017-11-08

Skartlien, Roar; Bertheussen, Are; Simon, Sebastien Charles; Sjøblom, Johan:
Development of electrochemical DPD molecular simulations for oil/water partitioning of organic acids at varying pH. Journal of Dispersion Science and Technology 2017

Skjefstad, Håvard Slettahjell; Stanko, Milan:
Subsea water separation: a state of the art review, future technologies and the development of a compact separator test facility. 18th International Conference on Multiphase Technology; 2017-06-07 - 2017-06-09

Skylogianni, Eirini; Mundal, Ingvild; Pinto, Diego Di Domenico; Knuutila, Hanna K; Coqueiet, Christophe:
Vapor-Liquid Equilibrium Data for the Systems H2S-MDEA-H2O and CH4-H2S-MDEA-H2O at High Solvent Concentrations and High Pressures. AIChE Annual Meeting; 2017-10-29 - 2017-11-03

Verheyleweghen, Adriaen:
Process control for extending component life. Subsea Valley (SSV) Conference; 2017-04-05 - 2017-04-05

Verheyleweghen, Adriaen:
Smart production optimization: How to maximize production without risking equipment health?. OG21; 2017-11-08 - 2017-11-08

Verheyleweghen, Adriaen; Jaeschke, Johannes:
Framework for Combined Diagnostics, Prognostics and Optimal Operation of a Subsea Gas Compression System. IFAC-PapersOnLine 2017 ;Volum 50.(1) s.15916-15921

Verheyleweghen, Adriaen; Jaschke, Johannes:
HEALTH-AWARE OPERATION OF A SUBSEA GAS COMPRESSION SYSTEM UNDER UNCERTAINTY. Foundations of Computer Aided Process Operations / Chemical Process Control 2017; 2017-01-08 - 2017-01-12

Zhang, Juntao; Liu, Yiliu; Lundteigen, Mary Ann:
Framing reliability specification in early design phase of subsea systems. I: Proceedings of the 23rd ISSAT International Conference on Reliability and Quality in Design 2017 (Chicago,USA,03-05 August 2017). 3 Skiles Ave Box 1504. Piscataway, NJ 08854 U.S.A: International Society of Science and Applied Technologies 2017 ISBN 978-0-9910576-4-1. s.44-48

Zhang, Juntao; Liu, Yiliu; Lundteigen, Mary Ann; Bouillaut, Laurent:
Using Bayesian Networks to quantify the reliability of a subsea system in the early design. I: Risk, Reliability and Safety: Innovating Theory and Practice: Proceedings of ESREL 2016 (Glasgow, Scotland, 25-29 September 2016). CRC Press 2017 ISBN 9781138029972. s.404-411

Zhang, Yun; Barros, Anne Cecile Pénélope; Rauzy, Antoine:
Assessment of a condition-based maintenance policy for Subsea systems: A preliminary study. I: Risk, Reliability and Safety: Innovating Theory and Practice: Proceedings of ESREL 2016 (Glasgow, Scotland, 25-29 September 2016). CRC Press 2017 ISBN 9781138029972. s.1129-1136

2016

Backi, Christoph Josef; Gravdahl, Jan Tommy; Skogestad, Sigurd:
Robust control of a two-state Greitzer compressor model by state-feedback linearization. Proceedings of the IEEE Conference on Control Applications 2016

Backi, Christoph Josef; Gravdahl, Jan Tommy; Skogestad, Sigurd:
Robust control of a two-state Greitzer compressor model by state-feedback linearization. 2016 IEEE Multi-Conference on Systems and Control; 2016-09-19 - 2016-09-22

Backi, Christoph Josef; Skogestad, Sigurd:
A gravity separator model for liquid level control and purity evaluation of oil and water phases. 20th Nordic Process Control Workshop; 2016-08-24 - 2016-08-26

Das, Tamal; Jäschke, Johannes Ernst Peter:
Estimation of Unmeasured Oil and Water Purities for a Continuous Subsea Gravity Separator. Nordic Process Control Workshop; 2016-08-25 - 2016-08-26

Das, Tamal; Jäschke, Johannes Ernst Peter:
A Simplified Dynamic Model of a Continuous Subsea Oil-Water Gravity Separator for Estimation of Unmeasurable Oil and Water Purities. Annual meeting / American Institute of Chemical Engineers (AICHE) 2016

Kim, HyungJu; Lundteigen, Mary Ann; Holden, Christian:
A Gap Analysis for Subsea Control and Safety Philosophies on the Norwegian Continental Shelf [paper registration will be followed when ISBN is available]. PSAM 13; 2016-10-02 - 2016-10-07

Krishnamoorthy, Dinesh; Foss, Bjarne Anton; Skogestad, Sigurd:
Real-Time Optimization under Uncertainty Applied to a Gas Lifted Well Network. Processes 2016 ;Volum 4.

Mogseth, Gro:
An overview of research performed by SUBPRO, and how these research projects target some of the main challenges within the subsea industry today. TEKNA Separation Technology Conference; 2016-09-28 - 2016-09-29

Shoukat, Usman; Fytianos, Georgios; Knuutila, Hanna K:
Thermal Stability and Corrosion Studies of Amines for Combined Acid Gas Removal and Hydrate Control for Subsea Gas Treatment System. Techno-Ocean OCEANS’18; 2016-10-06 - 2016-10-08

Skylogianni, Eirini; Lilleng, Mari Iseling; Knuutila, Hanna K:
Combined Hydrogen Sulfide Removal and HydrateControl for Subsea Application Simulation Study. Techno-Ocean OCEANS’18; 2016-10-06 - 2016-10-08

Skylogianni, Eirini; Pinto, Diego Di Domenico; Mogseth, Gro; Knuutila, Hanna K:
Challenges and literature review on combined H2S/H2O removal for subsea application. 4th Trondheim Gas Technology Conference - TGTC 2016; 2016-12-05 - 2016-12-05

Verheyleweghen, Adriaen; Jäschke, Johannes Ernst Peter.
Health-aware operation and control of a subsea gas compression station. Nordic Process Control Workshop; 2016-08-25 - 2016-08-26

Verheyleweghen, Adriaen; Jäschke, Johannes Ernst Peter.
Robust Health Aware Operation of a Subsea Gas Compression System. AIChE Annual Meeting; 2016-11-13 - 2016-11-18

Zhang, Yun; Rauzy, Antoine; Barros, Anne.
A new modelling methodology for the assessment of maintenance policies of subsea systems. I: Proceedings of the 9th IMA International Conference on Modelling in Industrial Maintenance and Reliability. Imperial College Press 2016 ISBN 978-0-905091-31-0. s.242-247

2015

Knuutila, Hanna K.:
SUBPRO - A new Norwegian research innovation center on subsea production and processing. TEKNA Separation conference; 2015-09-23 - 2015-09-24