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Michael Rygaard Hansen

Michael Rygaard Hansen

Professor

Department of Engineering Sciences >

 

+47 37 23 32 04

Office:
C4082 ( Jon Lilletuns vei 9, Grimstad )

Educational background:

M.Sc. in Mechanical Engineering, Aalborg University, 1989.

Ph.D. in Computer-Aided Analysis and Design of Mechanical Mechanisms, Institute of Mechanical Engineering, Aalborg University, 1992.

 

Working experience:

1989-1992: Ph.D. student at Aalborg University, Department of Mechanical Engineering.

1992-1994: Assistant professor at Aalborg University, Department of Mechanical Engineering.

1994-1997: Associate professor at Aalborg University, Department of Mechanical Engineering.

1997-1999: Project engineer at Danfoss AS, hydraulic division.

1999-2009: Associate professor at Aalborg University, Department of Mechanical Engineering.

2009-2014: Research and development engineer (part time), Akersolutions AS, Hydraulic Division

2014-2016: Research and development engineer (part time), National Oilwell Varco AS, Crane and Winch department

Since 2009: Professor, Department of Engineering, University of Agder

Since 2016: Dean, Faculty of Engineering and Science, University of Agder

Academic interests

Academic interests

Main interests lie within the use of numerical methods for modeling, design and optimization of dynamic mechatronic systems. Teaching and supervision experience at B.Sc., M.Sc. and Ph.D. level since 1990. The courses have mainly been devoted to education within mechanical engineering. Course subjects have included:

  • 2D and 3D statics and dynamics of rigid body systems, Newtonian and Lagrangian approach
  • Machine elements, lubrication, gears, bearings
  • Mechanism theory
  • Design optimization
  • Fluid power components and systems
  • Modeling and simulation

Current courses

Currently teaching or co-teaching the following courses at UiA:

MAS-416, Modeling and Simulation of Mechatronic Systems, M.Sc. Mechatronics and Renewable Energy

MAS-601, Modeling and Simulation of Mechatronic Systems, Ph.D. course (with Geir Hovland)

MAS-701, Fluid Power System Design, Ph.D. course

 

Projects

Research activities

Member of the Drives Systems research group at UiA, https://www.uia.no/en/research/teknologi-og-realfag/ingenioervitenskap/drive-systems.

Participated in several research projects with emphasis on model based design of mechatronic products with industrial partners. Currently supervising or co-supervising the following Ph.D. students.

Jan Henriksen, Model based design and optimization of high-pressure RTJ 15” – 30” range diameter cold deformed flange connection for subsea use, funded by The Norwegian Research Council and Quickflange AS

Jannik Jakobsen, Implementation of Environmentally Friendly Oil in Offshore Hydraulics, funded by UiA and Cameron Sense AS

Tord Martinsen, Mathematical Modeling and Simulation of Piston Accumulators in Heave Compensation and Shock Absorption Equipment, funded by The Norwegian Research Council and Safelink AS.

Rune Husveg, Intelligent/Smart Flow Control for Petroleum Process Technology, funded by The Norwegian Research Council and Typhonix AS.

Geir-Arne Moslått, Motion Control of Hydraulic Winch Using Variable Displacement Motors, funded byThe Norwegian Research Council and National Oilwell Varco AS.

Konrad Jensen, Investigation and development of path control for hydraulically actuated crane with hanging load, funded byThe Norwegian Research Council and Department of Engineering, UiA.

Scientific publications

  • Gøytil, Petter Hansen; Padovani, Damiano; Hansen, Michael Rygaard (2022). Linear Time-Invariant Modelling of Electrohydraulic Cylinders. IEEE 2022 3rd International Conference on Electrical, Computer, Communications and Mechatronics Engineering (ICECCME). ISBN: 978-1-6654-7095-7. IEEE (Institute of Electrical and Electronics Engineers). Chapter.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2022). Online Deflection Compensation of a Flexible Hydraulic Loader Crane Using Neural Networks and Pressure Feedback. Robotics. ISSN: 2218-6581. 11 (2). doi:10.3390/robotics11020034.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2021). Anti-swing control of a hydraulic loader crane with a hanging load. Mechatronics (Oxford). ISSN: 0957-4158. 77doi:10.1016/j.mechatronics.2021.102599.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2021). Development of 3D anti-Swing control for hydraulic knuckle boom crane. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 42 (3). s 113 - 129. doi:10.4173/mic.2021.3.2.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2021). Novel Concept for Electro-Hydrostatic Actuators for Motion Control of Hydraulic Manipulators. Energies. ISSN: 1996-1073. 14 (20). doi:10.3390/en14206566.
  • Moslått, Geir-Arne; Padovani, Damiano; Hansen, Michael Rygaard (2020). A Digital Twin for Lift Planning with Offshore Heave Compensated Cranes. Journal of Offshore Mechanics and Arctic Engineering. ISSN: 0892-7219. 143 (3). doi:10.1115/1.4048881.
  • Gøytil, Petter Hansen; Padovani, Damiano; Hansen, Michael Rygaard (2020). A Novel Solution for the Elimination of Mode Switching in Pump-Controlled Single-Rod Cylinders. Actuators. ISSN: 2076-0825. 9 (1). doi:10.3390/act9010020.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2020). Adaptive Feedforward Control of a Pressure Compensated Differential Cylinder. Applied Sciences. ISSN: 2076-3417. 10 (21). doi:10.3390/app10217847.
  • Jakobsen, Jannik Hartwig; Hansen, Michael Rygaard (2020). CFD assisted steady-state modelling of restrictive counterbalance valves. International Journal of Fluid Power. ISSN: 1439-9776. 21 (1). s 119 - 146. doi:10.13052/ijfp1439-9776.2115.
  • Jensen, Konrad Johan; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2020). Development of Point-to-Point Path Control in Actuator Space for Hydraulic Knuckle Boom Crane. Actuators. ISSN: 2076-0825. 9 (2). doi:10.3390/act9020027.
  • Moslått, Geir-Arne; Hansen, Michael Rygaard; Padovani, Damiano (2020). Performance improvement of a hydraulic active/passive heave compensation winch using semi secondary motor control: Experimental and numerical verification. Energies. ISSN: 1996-1073. 13 (10). doi:10.3390/en13102671.
  • Moslått, Geir-Arne; Hansen, Michael Rygaard (2020). Practice for determining friction in hydraulic winch systems. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 41 (2). s 109 - 120. doi:10.4173/MIC.2020.2.6.
  • Jakobsen, Jannik Hartwig; Hansen, Michael Rygaard (2020). Steady state counterbalance valve modeling with the inuence of synthetic ester oils using CFD. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 41 (2). s 51 - 64. doi:10.4173/MIC.2020.2.2.
  • Husveg, Rune; Husveg, Trygve; van Teeffelen, Teeffelen; Ottestad, Morten; Hansen, Michael Rygaard (2020). Variable step size p&o algorithms for coalescing pump/deoiling hydrocyclone produced water treatment system. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 41 (1). s 13 - 27. doi:10.4173/MIC.2020.1.2.
  • Moslått, Geir-Arne; Padovani, Damiano; Hansen, Michael Rygaard (2019). A Control Algorithm for Active/Passive Hydraulic Winches Used in Active Heave Compensation. ASME/BATH 2019 Symposium on Fluid Power and Motion Control. ISBN: 978-0-7918-5933-9. ASME Press. KAPITTEL.
  • Husveg, Rune; Husveg, Trygve; van Teeffelen, Niels; Ottestad, Morten; Hansen, Michael Rygaard (2019). Automatic operation and control of a novel coalescing centrifugal pump for improved oil/water separation. SPE Production & Operations. ISSN: 1930-1855. 34 (3). s 508 - 519. doi:10.2118/195591-PA.
  • Gøytil, Petter Hansen; Padovani, Damiano; Hansen, Michael Rygaard (2019). On the Energy Efficiency of Dual Prime Mover Pump-Controlled Hydraulic Cylinders. ASME/BATH 2019 Symposium on Fluid Power and Motion Control. ISBN: 978-0-7918-5933-9. ASME Press. KAPITTEL.
  • Moslått, Geir-Arne; Hansen, Michael Rygaard; Karlsen, NS (2018). A model for torque losses in variable displacement axial piston motors. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 39 (2). s 107 - 114. doi:10.4173/mic.2018.2.5.
  • Husveg, Rune; Husveg, Trygve; van Teeffelen, Niels; Ottestad, Morten; Hansen, Michael Rygaard (2018). Improving Separation of Oil and Water With a Novel Coalescing Centrifugal Pump. SPE Production & Operations. ISSN: 1930-1855. 33 (04). s 857 - 865. doi:10.2118/188772-PA.
  • Gøytil, Petter Hansen; Hansen, Michael Rygaard; Hovland, Geir (2018). Iterative learning applied to hydraulic pressure control. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 39 (1). s 1 - 14. doi:10.4173/mic.2018.1.1.
  • Moslått, Geir-Arne; Hansen, Michael Rygaard (2018). Modeling of Friction Losses in Offshore Knuckle Boom Crane Winch System. 2018 Global Fluid Power Society PhD Symposium (GFPS). ISBN: 978-1-5386-4785-1. IEEE conference proceedings. Kapittel.
  • Jakobsen, Jannik Hartwig; Hansen, Michael Rygaard (2018). Synthetic Esters and Dynamics of Pressure Compensated Proportional Directional Control Valves. BATH/ASME 2018 Symposium on Fluid Power and Motion Control. ISBN: 978-0-7918-5196-8. The American Society of Mechanical Engineers (ASME). FPMC2018-8933.
  • Henriksen, Jan; Hansen, Michael Rygaard; Thrane, Fredrik Christopher (2017). Axial Load Capacity of Cold Formed Pipe Flange Connection. Journal of Pressure Vessel Technology. ISSN: 0094-9930. 139 (5). doi:10.1115/1.4036853.
  • Pawlus, Witold; Birkeland, Jan Thomas; Huynh, Khang; Hansen, Michael Rygaard (2017). Identification and Experimental Validation of Induction Motor Thermal Model for Improved Drivetrain Design. IEEE transactions on industry applications. ISSN: 0093-9994. 53 (5). s 4288 - 4297. doi:10.1109/TIA.2017.2700283.
  • Husveg, Rune; Husveg, Trygve; van Teeffelen, Niels; Ottestad, Morten; Hansen, Michael Rygaard (2017). Improving Separation of Oil and Water Using a Novel Coalescing Centrifugal Pump. SPE Abu Dhabi International Petroleum Exhibition & Conference. ISBN: 978-1-61399-563-1. Society of Petroleum Engineers. SPE-188772-MS.
  • Pawlus, Witold; Huynh, Khang; Hansen, Michael Rygaard (2017). Temperature Rise Estimation of Induction Motor Drives Based on Loadability Curves to Facilitate Design of Electric Powertrains. IEEE Transactions on Industrial Informatics. ISSN: 1551-3203. 13 (3). s 985 - 994. doi:10.1109/TII.2016.2641454.
  • Pawlus, Witold; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard; Choux, Martin Marie Hubert; Hovland, Geir (2016). Comparative analysis of numerical models of pipe handling equipment used in offshore drilling applications. AIP Conference Proceedings. ISSN: 0094-243X. 1738doi:10.1063/1.4952158.
  • Pawlus, Witold; Kandukuri, Surya Teja; Hovland, Geir; Choux, Martin Marie Hubert; Hansen, Michael Rygaard (2016). EKF-based estimation and control of electric drivetrain in offshore pipe racking machine. 2016 IEEE International Conference on Industrial Technology (ICIT). ISBN: 978-1-4673-8075-1. IEEE. Article. s 153 - 158.
  • Pawlus, Witold; Choux, Martin Marie Hubert; Hansen, Michael Rygaard (2016). Hydraulic vs. electric: A review of actuation systems in offshore drilling equipment. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 37 (1). s 1 - 17. doi:10.4173/mic.2016.1.1.
  • Pawlus, Witold; Huynh, Khang; Hansen, Michael Rygaard (2016). Identification of induction motor thermal model for improved drivetrain design. Proceedings 2016 XXII International Conference on Electrical Machines (ICEM). ISBN: 978-1-5090-2538-1. IEEE conference proceedings. Design and Related problems. s 1776 - 1782.
  • Pawlus, Witold; Choux, Martin Marie Hubert; Hansen, Michael Rygaard; Hovland, Geir (2016). Load torque estimation method to design electric drivetrains for offshore pipe handling equipment. Journal of Offshore Mechanics and Arctic Engineering. ISSN: 0892-7219. 138 (4). doi:10.1115/1.4032897.
  • Pawlus, Witold; Hansen, Michael Rygaard; Choux, Martin Marie Hubert; Hovland, Geir (2016). Mitigation of Fatigue Damage and Vibration Severity of Electric Drivetrains by Systematic Selection of Motion Profiles. IEEE/ASME transactions on mechatronics. ISSN: 1083-4435. 21 (6). s 2870 - 2880. doi:10.1109/TMECH.2016.2573587.
  • Sørensen, Jesper Kirk; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2016). Novel concept for stabilising a hydraulic circuit containing counterbalance valve and pressure compensated flow supply. International Journal of Fluid Power. ISSN: 1439-9776. 17 (3). s 153 - 162. doi:10.1080/14399776.2016.1172446.
  • Sørensen, Jesper Kirk; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2016). Numerical and experimental study of a novel concept for hydraulically controlled negative loads. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 37 (4). s 195 - 211. doi:10.4173/mic.2016.4.1.
  • Andersen, Torben Ole; Pedersen, Henrik C.; Hansen, Michael Rygaard (2015). Discrete learning control with application to hydraulic actuators. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 36 (4). s 215 - 224. doi:10.4173/mic.2015.4.2.
  • Sørensen, Jesper Kirk; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2015). Load independent velocity Control on boom motion using pressure Control valve. The Fourteenth Scandinavian International Conference on Fluid Power, SICFP15. Proceedings. ISBN: 978-952-15-3658-8. Tampere University of Technology. Artikkel.
  • Henriksen, Jan; Nordhagen, Håkon Ottar; Hoang, Nguyen-Hieu; Hansen, Michael Rygaard; Thrane, Fredrik C. (2015). Numerical and experimental verification of new method for connecting pipe to flange by cold forming. Journal of Materials Processing Technology. ISSN: 0924-0136. 220s 215 - 223. doi:10.1016/j.jmatprotec.2015.01.018.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard (2015). Offshore Wind Payload Transfer Using Flexible Mobile Crane. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 36 (1). s 1 - 9. doi:10.4173/mic.2015.1.1.
  • Pawlus, Witold; Hansen, Michael Rygaard; Hovland, Geir; Choux, Martin Marie Hubert (2015). Torque Peak Reduction and Overload Monitoring of Induction Motors in Offshore Drilling Operations. ACEMP 2015 Optim - Electromotion Joint Conference. ISBN: 978-1-4673-7240-4. IEEE Press. Conference proceedings article. s 393 - 398.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard (2015). Using input shaping and pressure feedback to suppress oscillations in slewing motion of lightweight flexible hydraulic crane. International Journal of Fluid Power. ISSN: 1439-9776. 16 (3). s 141 - 148. doi:10.1080/14399776.2015.1089071.
  • Kabus, Simon; Hansen, Michael Rygaard; Mouritsen, Ole Østergaard (2014). A new quasi-static multi-degree of freedom tapered roller bearing model to accurately consider non-Hertzian contact pressures in time-domain simulations. Proceedings of the Institution of mechanical engineers. Proceedings part K, journal of multi-body dynamics. ISSN: 1464-4193. 228 (2). s 111 - 125. doi:10.1177/1464419313513446.
  • Langer, Thomas K.; Iversen, Torkil H.; Mouritsen, Ole Østergaard; Bak, Morten Kollerup; Hansen, Michael Rygaard (2014). A ride comfort tyre model for off-highway vehicles. International Journal of Vehicle Design. ISSN: 0143-3369. 65 (2/3). s 222 - 240. doi:10.1504/IJVD.2014.060773.
  • Sørensen, Jesper Kirk; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2014). Boom Motion Control Using Pressure Control Valve. 8th FPNI Ph.D Symposium on Fluid Power, Proceedings. ISBN: 978-0-7918-4582-0. Lappeenranta University of Technology Press. Artikel.
  • Pawlus, Witold; Choux, Martin Marie Hubert; Hovland, Geir; Hansen, Michael Rygaard; Søren, Øydna (2014). Modeling and Simulation of An Offshore Pipe Handling Machine. The 55th Conference on Simulation and Modelling (SIMS 55) Proceedings. ISBN: 9789175193762. Linköping Electronic Conference Proceedings. Article No.: 027. s 277 - 284.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard (2013). Analysis of offshore knuckle boom crane - part one: modeling and parameter identification. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 34 (4). s 157 - 174. doi:10.4173/mic.2013.4.1.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard (2013). Analysis of offshore knuckle boom crane - part two: motion control. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 34 (4). s 175 - 181. doi:10.4173/mic.2013.4.2.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard (2013). Model Based Design Optimization of Operational Reliability in Offshore Boom Cranes. International Journal of Fluid Power. ISSN: 1439-9776. 14 (3). s 53 - 65. doi:10.1080/14399776.2013.10801413.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard (2013). Numerical and Experiential Study of Motion Control Using Pressure Feedback. Linköping Electronic Conference Proceedings. ISSN: 1650-3686. s 337 - 343. doi:10.3384/ecp1392a33.
  • Langer, Thomas; Iversen, Thorkil K.; Mouritsen, Ole Østergaard; Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2013). Suspension system performance optimization with discrete design variables. Structural And Multidisciplinary Optimization. ISSN: 1615-147X. 47 (4). s 621 - 630. doi:10.1007/s00158-013-0888-7.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard; Nordhammer, Pål Andre (2012). A Method for Reliable Motion Control of Pressure Compensated Hydraulic Actuation with Counterbalance Valves. 2012 12th International Conference on Control, Automation and Systems, Proceedings. ISBN: 978-89-93215-04-5. IEEE conference proceedings. Artikkel. s 759 - 763.
  • Kabus, Simon; Hansen, Michael Rygaard; Mouritsen, Ole Østergaard (2012). A New Quasi-Static Cylindrical Roller Bearing Model to Accurately Consider Non-Hertzian Contact Pressure in Time Domain Simulations. Journal of tribology. ISSN: 0742-4787. 134 (4). doi:10.1115/1.4007219.
  • Iskandarani, Yousef; Karimi, Hamid Reza; Hansen, Michael Rygaard (2012). An Iterative Based Approach for Hysteresis Parameters Estimation in Magnetorheological Dampers. Proceedings of 2012 IEEE 6th International Conference Intelligent Systems. ISBN: 978-1-4673-2782-4. IEEE conference proceedings. Artikkel. s 439 - 444.
  • Iskandarani, Yousef; Karimi, Hamid Reza; Hansen, Michael Rygaard (2012). An Iterative Based Approach to Parameter Estimation of Magnetorheological Damper Hysteresis Model Based on Particle Swarm Optimization. International Journal of Control Theory and Applications (IJCTA). ISSN: 0974-5572. 5 (1). s 61 - 71.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard; Nordhammer, Pål Andre (2012). Controlling the Slewing Motion of Hydraulically Actuated Cranes Using Sequentially Activation of Counterbalance Valves. 2012 12th International Conference on Control, Automation and Systems, Proceedings. ISBN: 978-89-93215-04-5. IEEE conference proceedings. Artikkel. s 773 - 778.
  • Sørensen, Søren Emil; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld; Mouritsen, Ole Østergaard (2012). Enhanced chain dynamics in loop-sorting-systems by means of layout optimization and a kinematic model of the polygon action. Structural And Multidisciplinary Optimization. ISSN: 1615-147X. 45 (6). s 907 - 916. doi:10.1007/s00158-011-0743-7.
  • Zhou, Lelai; Bai, Shaoping; Hansen, Michael Rygaard (2012). Integrated dimensional and drive-train design optimization of a light-weight anthropomorphic arm. Robotics and Autonomous Systems. ISSN: 0921-8890. 60 (1). s 113 - 122. doi:10.1016/j.robot.2011.09.004.
  • Haastrup, Morten; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld; Mouritsen, Ole Østergaard (2012). Modeling and Parameter Identification of Deflections in Planetary Stage of Wind Turbine Gearbox. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 33 (1). s 1 - 11. doi:10.4173/mic.2012.1.1.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard (2012). Modeling, performance testing and parameter identification of pressure compensated proportional directional control valves. Proceedings of the 7th FPNI PhD Symposium on Fluid Power 2012. ISBN: 978-88-7559-069-7. Edizioni Technograf. Artikkel. s 889 - 908.
  • Sørensen, Rasmus Mørk; Hansen, Michael Rygaard; Mouritsen, Ole Østergaard (2012). NUMERICAL AND EXPERIMENTAL STUDY OF HYDROSTATIC DISPLACEMENT MACHINE. International Journal of Fluid Power. ISSN: 1439-9776. 13 (2). s 29 - 40. doi:10.1080/14399776.2012.10781051.
  • Sørensen, Rasmus Mørk; Hansen, Michael Rygaard; Mouritsen, Ole Østergaard (2012). Numerical and Experimental Study of Friction Loss in Hydrostatic Motor. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 33 (3). s 99 - 109. doi:10.4173/mic.2012.3.2.
  • Ottestad, Morten; Nilsen, Nicolai; Hansen, Michael Rygaard (2012). Reducing the Static Friction in Hydraulic Cylinders by Maintaining Relative Velocity Between Piston and Cylinder. 2012 12th International Conference on Control, Automation and Systems, Proceedings. ISBN: 978-89-93215-04-5. IEEE conference proceedings. Artikkel. s 764 - 769.
  • Langer, Thomas; Iversen, Thorkil K.; Andersen, Niels K.; Mouritsen, Ole Østergaard; Hansen, Michael Rygaard (2012). Reducing whole-body vibration exposure in backhoe loaders by education of operators. International Journal of Industrial Ergonomics. ISSN: 0169-8141. 42 (3). s 304 - 311. doi:10.1016/j.ergon.2012.03.001.
  • Haaø, Jørgen; Vangen, Steffen; Tyapin, Ilya; Choux, Martin Marie Hubert; Hovland, Geir; Hansen, Michael Rygaard (2012). The Effect of Friction in Passive and Active Heave Compensation of Crown Block Mounted Compensators. 2012 IFAC Workshop on Automatic Control in Offshore Oil and Gas Production : Norwegian University of Science and Technology 31.5-1.6 2012. ISBN: 978-3-902661-99-9. Elsevier. Artikkel.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard (2012). Tool point tracking for redundant hydraulic actuated manipulator using velocity control. Proceedings of the 7th FPNI PhD Symposium on Fluid Power 2012. ISBN: 978-88-7559-069-7. Edizioni Technograf. Artikkel. s 767 - 781.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard; Tyapin, Ilya; Hovland, Geir (2012). Tool-Point Control for a Redundant Heave Compensated Hydraulic Manipulator. 2012 IFAC Workshop on Automatic Control in Offshore Oil and Gas Production : Norwegian University of Science and Technology 31.5-1.6 2012. ISBN: 978-3-902661-99-9. Elsevier. Artikkel.
  • Kjelland, Magnus Berthelsen; Hansen, Michael Rygaard; Tyapin, Ilya; Hovland, Geir (2012). Tool-Point Control of a Planar Hydraulically Actuated Manipulator with Compensation of Non-Actuated Degree of Freedom. 2012 12th International Conference on Control, Automation and Systems, Proceedings. ISBN: 978-89-93215-04-5. IEEE conference proceedings. Artikkel. s 672 - 677.
  • Henriksen, Jan; Bak, Morten Kollerup; Hansen, Michael Rygaard (2011). A Method for Finite Element Based Modeling of Flexible Components in Time Domain Simulation in Knuckle Boom Crane. Proceedings of the 24th International Congress on Condition Monitoring and Diagnostics Engineering Management (COMADEM2011). ISBN: 0-9541307-2-3. COMADEM International. Artikkel. s 1215 - 1224.
  • Ottestad, Morten; Nilsen, Nico; Hansen, Michael Rygaard (2011). A Method for Friction Control in Hydraulic Cylinders. Proceedings of the 24th International Congress on Condition Monitoring and Diagnostics Engineering Management (COMADEM2011). ISBN: 0-9541307-2-3. COMADEM International. Artikel. s 817 - 823.
  • Zhou, Lelai; Bai, Shaoping; Hansen, Michael Rygaard (2011). Design optimization on the drive train of a light-weight robotic arm. Mechatronics (Oxford). ISSN: 0957-4158. 21 (3). s 560 - 569. doi:10.1016/j.mechatronics.2011.02.004.
  • Hansen, Michael Rygaard; Ottestad, Morten (2011). Friction Compensation in Hydraulic Cylinders. Proceedings of the 24th International Congress on Condition Monitoring and Diagnostics Engineering Management (COMADEM2011). ISBN: 0-9541307-2-3. COMADEM International. Artikkel. s 1225 - 1232.
  • Sørensen, Søren Emil; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld; Mouritsen, Ole Østergaard (2011). Implicit Identification of Contact Parameters in a Continuous Chain Model. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 32 (1). s 1 - 15. doi:10.4173/mic.2011.1.1.
  • Zhou, Lelai; Bai, Shaoping; Hansen, Michael Rygaard (2011). Integrated Design Optimization of a 5-DOF Assistive Light-weight Anthropomorphic Arm. Advanced Robotics (ICAR), 2011 15th International Conference on. ISBN: 978-1-4577-1158-9. IEEE conference proceedings. Artikkel. s 659 - 664.
  • Zhou, Lelai; Bai, Shaoping; Hansen, Michael Rygaard; Rasmussen, John (2011). Modeling of Human Arm Energy Expenditure for Predicting Energy Optimal Trajectories. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 31 (3). s 91 - 101. doi:10.4173/mic.2011.3.1.
  • Haastrup, Morten; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2011). Modeling of Wind Turbine Gearbox Mounting. MIC Journal: Modeling, Identification and Control. ISSN: 0332-7353. 32 (4). s 141 - 149. doi:10.4173/mic.2011.4.2.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard; Karimi, Hamid Reza (2011). Robust Tool Point Control for Offshore Knuckle Boom Crane. Proceedings of the 18th IFAC World Congress 2011. ISBN: 978-3-902661-93-7. Elsevier. Artikkel.
  • Sørensen, Søren Emil; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld; Mouritsen, Ole Østergaard (2011). Time domain simulation of large-scale material handling chains using an unconstrained formulation. Proceedings of the Institution of mechanical engineers. Proceedings part K, journal of multi-body dynamics. ISSN: 1464-4193. 225 (2). s 95 - 110. doi:10.1177/1464419311406952.
  • Ebbesen, Morten Kjeld; Hansen, Michael Rygaard (2011). Tool Point Control of Material Handling Crane in Marine Operations. Proceedings of the 24th International Congress on Condition Monitoring and Diagnostics Engineering Management (COMADEM2011). ISBN: 0-9541307-2-3. COMADEM International. Artikkel. s 1233 - 1241.
  • Bak, Morten Kollerup; Hansen, Michael Rygaard; Nordhammer, Pål Andre (2011). Virtual Prototyping - Model of Offshore Knuckle Boom Crane. Proceedings of the 24th International Congress on Condition Monitoring and Diagnostics Engineering Management (COMADEM2011). ISBN: 0-9541307-2-3. COMADEM International. Artikkel. s 1242 - 1252.
  • Sørensen, Søren Emil; Hansen, Michael Rygaard; Ebbesen, Morten Kjeld (2010). An Experimentally Verified Model for Time Domain Simulation of Large Scale Material Handling Chains. The First Joint International Conference on Multibody System Dynamics [Recurs electrònic] : Lappeenranta, Finland, May 25 - 27, 2010. ISBN: 9789522147783. Lappeenranta University of Technology. paper.
  • Sævik, Svein; Larsen, Carl Martin; Sten, Ronny; Hansen, Michael Rygaard (2010). Force Variations on Heave Compensating System for Ultra-Deepwater Drilling Risers. 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010) : Shanghai, China, June 6-11, 2010. ISBN: 978-0-7918-3873-0. ASME Press. 1.
  • Sten, Ronny; Hansen, Michael Rygaard; Larsen, Carl Martin (2010). Force Variations on Heave Compensating System for Ultra-Deepwater Drilling Risers. 29th International Conference on Ocean, Offshore and Arctic Engineering (OMAE 2010) : Shanghai, China, June 6-11, 2010. ISBN: 978-0-7918-3873-0. ASME Press. OMAE2010-20011.
  • Langer, Thomas; Christensen, Brian B; Mouritsen, Ole Østergaard; Hansen, Michael Rygaard (2010). Optimization of Front Axle Suspension System of Articulated Dump Truck. The First Joint International Conference on Multibody System Dynamics [Recurs electrònic] : Lappeenranta, Finland, May 25 - 27, 2010. ISBN: 9789522147783. Lappeenranta University of Technology. paper.
  • Choux, Martin; Karimi, Hamid Reza; Hovland, Geir; Hansen, Michael Rygaard; Ottestad, Morten; Blanke, Mogens (2009). Robust Adaptive Backstepping Control Design for a Nonlinear Hydraulic-Mechanical System. Proceedings of the 48th IEEE Conference on Decision and Control, Shanghai. ISBN: 978-1-4244-3872-3. IEEE conference proceedings. s 2460 - 2467.
  • Gøytil, Petter Hansen; Hansen, Michael Rygaard; Padovani, Damiano (2022). Linear Time-Invariant Modelling of Electrohydraulic Cylinders.
  • Larson, Niclas; Fidje, Anders Støle; Hundeland, Per Sigurd; Hansen, Michael Rygaard; Ovedal-Hakestad, Siri; Erfjord, Ingvald; Munthe, Morten; Fyhn, Anne Birgitte; Wang, Oskar Jensen; Siri, May-Torill; Herset, Maria Klaussen (2022). Spøkelser etter avdøde størrelser hjemsøker KLæM 22.

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Research groups

Last changed: 7.12.2023 13:12