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2011
8 Citations (Scopus)

Design of Energy Efficient SMISMO-ELS Control Strategies

Hansen, A. H., Pedersen, H. C., Andersen, T. O. & Wachmann, L., 2011, Proceedings of the 2011 International Conference on Fluid Power and Mechatronics. IEEE Press, p. 522-527 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Actuators
Velocity control
Reels
Hydraulics
Control systems

State of the art-hydraulic yaw systems for wind turbines

Stubkier, S., Pedersen, H. C., Andersen, T. O. & Markussen, K., May 2011, Proceedings of the 12th Scandinavian International Conference on Fluid Power. Tampere University Press, 15 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Wind turbines
Hydraulics
Induction motors
Gears
Systems analysis
2016

Guidelines for Properly Adjustning Pressure Feedback in Systems with Over-Centre Valves

Pedersen, H. C., Andersen, T. O. & Hansen, M. R., Sep 2016, Proceedings of BATH/ASME 2016 Symposium on Fluid Power and Motion Control. American Society of Mechanical Engineers, 9 p. FPMC2016-1780

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Feedback
Damping
Pressure control
Orifices
Flow control
2011

Model based design of efficient power take-off systems for wave energy converters

Hansen, R. H., Andersen, T. O. & Pedersen, H. C., May 2011, Proceedings of the 12th Scandinavian International Conference on Fluid Power, SICFP 2011. Tampere University Press, p. 35-49 15 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Takeoff
Electricity
Topology
Fluids
2012

Design, analysis and control of hydraulic soft yaw system for 5MW wind turbine

Stubkier, S., Pedersen, H. C. & Andersen, T. O., 2012, Proceedings of the 7th FPNI PhD Symposium on Fluid Power. Fluid Power Network International, 22 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Wind turbines
Hydraulics
Turbines
Feedback
2014
1 Citation (Scopus)
Converter
Power System
Fluid
Fluids
Energy
2015
11 Citations (Scopus)

Comparison of Methods for Modeling a Hydraulic Loader Crane With Flexible Translational Links

Pedersen, H. C., Andersen, T. O. & Nielsen, B. K., Jul 2015, In : Journal of Dynamic Systems, Measurement and Control. 137, 10, 15 p., DS-14-1456.

Research output: Contribution to journalJournal articleResearchpeer-review

cranes
Loaders
Cranes
hydraulics
Hydraulics
2018

Application of Model Predictive Control in Discrete Displacement Cylinders to Drive a Knuckle Boom Crane

Donkov, V. H., Andersen, T. O., Pedersen, H. C. & Ebbesen, M. K., 25 Sep 2018, Proceedings of the 2018 Global Fluid Power Society PhD Symposium . IEEE Press, p. 1-7 7 p. 8472363

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Model predictive control
Cranes
Three term control systems
Energy efficiency
Energy dissipation
2014
7 Citations (Scopus)

Control of a 420 KN Discrete Displacement Cylinder Drive for the Wavestar Wave Energy Converter

Hansen, R. H., Andersen, T. O., Pedersen, H. C. & Hansen, A. H., Sep 2014, Proceedings of the ASME/BATH 2014 Symposium on Fluid Power & Motion Control (FPMC). American Society of Mechanical Engineers, 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Force control
Hydraulics
2018
99 Downloads (Pure)

Control of an Energy Efficient Hydraulic Cylinder Drive with Multiple Pressure Lines

Pedersen, N. H., Jensen, S. C., Hansen, R. H., Hansen, A. H. & Andersen, T. O., Nov 2018, In : Modeling, Identification and Control (Online). 39, 4, p. 245-259 15 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Energy Efficient
Hydraulics
Line
Force control
Energy efficiency
2014
5 Citations (Scopus)

Investigation and Comparison of Separate Meter-In Separate Meter-Out Control Strategies

Pedersen, H. C., Andersen, T. O., Skoubo, T. & Jacobsen, M., 2014, Proceedings of the ASME/BATH 2013 Symposium on Fluid Power & Motion Control, FPMC2013. American Society of Mechanical Engineers, p. 1-10 10 p. V001T01A047

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Controllers
Reels
Pressure sensors
Robustness (control systems)
Energy utilization
2015
1 Citation (Scopus)

Morphological topology generation of a digital fluid power displacement unit using Chebychev-Grübler-Kutzbach constraint

Johansen, P., Roemer, D. B., Andersen, T. O. & Pedersen, H. C., Aug 2015, Proceedings of the 2015 International Conference on Fluid Power and Mechatronics (FPM). IEEE Press, p. 227-230 4 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Topology
Fluids
Degrees of freedom (mechanics)
Pistons
Wind turbines
2017

An Energy Efficient Hydraulic Winch Drive Concept Based on a Speed-variable Switched Differential Pump

Schmidt, L., Andersen, T. O., Pedersen, H. C. & Hansen, A. H., Oct 2017, Proceedings of ASME/Bath 2017 Symposium on Fluid Power & Motion Control. American Society of Mechanical Engineers, 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Winches
Hydraulics
Pumps
Hydraulic motors
Networks (circuits)
2012
3 Citations (Scopus)

Analysis of Temperature's Influence on a Digital Displacement Pump's Volumetric Efficiency

Pedersen, H. C., Johansen, P., Yigen, C., Andersen, T. O. & Rømer, D., 2012, In : Applied Mechanics and Materials. 233, p. 24-27 4 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Pumps
Temperature
2018

Analysis and Control of a Self-Contained Hydraulic Winch Drive

Schmidt, L., Pedersen, H. C., Donkov, V. H. & Andersen, T. O., Sep 2018, Proceedings of the BATH/ASME 2018 Symposium on Fluid Power and Motion Control. American Society of Mechanical Engineers, 11 p. FPMC2018-8889

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Winches
Hydraulics
Fishing vessels
Offshore wind turbines
Marine applications
2014
6 Citations (Scopus)

On Application of Second Order Sliding Mode Control to Electro-Hydraulic Systems

Schmidt, L., Andersen, T. O. & Pedersen, H. C., Jun 2014, Proceedings of the 12th Biennial Conference on Engineering Systems Design and Analysis, ESDA 2014. American Society of Mechanical Engineers, 10 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Sliding mode control
Hydraulics
Controllers
Feedback control
Robust control
2019
2 Downloads (Pure)

Challenges in application of hybrid switched control to digital hydraulic motors

Manganas, I., Andersen, T. O., Johansen, P. & Schmidt, L., Jan 2019, In : Modeling, Identification and Control. 40, 2, p. 125-132 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Hydraulic motors
Hydraulics
Controller
Controllers
Design
2013
14 Citations (Scopus)

Robust Non-Chattering Observer Based Sliding Control Concept for Electro-Hydraulic Drives

Schmidt, L., Andersen, T. O. & Pedersen, H. C., 2013, Proceedings of the 6th IFAC Symposium on Mechatronic Systems The International Federation of Automatic Control. Elsevier, p. 99-108 10 p. (IFAC-PapersOnLine).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Hydraulic drives
Controllers
Reels
Sliding mode control
Model structures
2014
7 Citations (Scopus)

Asymptotic approximation of laminar lubrication thermal field at low reduced peclet and Brinkman number

Johansen, P., Roemer, D. B., Andersen, T. O. & Pedersen, H. C., 2014, In : Journal of Tribology. 136, 4, 7 p., TRIB-13-1248.

Research output: Contribution to journalJournal articleResearchpeer-review

Brinkman number
Peclet number
lubrication
Lubrication
convection
2013
9 Citations (Scopus)

Topology Selection and Analysis of Actuator for Seat Valves suitable for use in Digital Displacement Pumps/Motors

Rømer, D., Johansen, P., Pedersen, H. C. & Andersen, T. O., 2013, Proceedings of the 2013 IEEE International Conference on Mechatronics and Automation (ICMA). IEEE Press, p. 418-424 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Seats
Actuators
Topology
Pumps
Fluids
2015
2 Citations (Scopus)

On Orientation Control of Suspended Blade During Installation in Wind Turbines

Schmidt, L., Roemer, D. B., Pedersen, H. C. & Andersen, T. O., Aug 2015, Proceedings of the 2015 International Conference on Fluid Power and Mechatronics (FPM). IEEE Press, p. 966-971 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Wind turbines
Turbomachine blades
Decentralized control
Energy harvesting
Cranes
2016
1 Citation (Scopus)

Analysis of the Thermo-Viscous Effect on Friction and Energy Dissipation in Oil Lubricated Interfaces

Johansen, P., Roemer, D. B., Andersen, T. O. & Pedersen, H. C., Oct 2016, Proceedings of the 9th FPNI PhD Symposium on Fluid Power. American Society of Mechanical Engineers, 8 p. FPNI2016-1554

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Energy dissipation
Friction
Tribology
Fluids
Numerical models
2014
8 Citations (Scopus)

Oil Stiction in Fast Switching Annular Seat Valves for Digital Displacement Fluid Power Machines

Roemer, D. B., Johansen, P., Pedersen, H. C. & Andersen, T. O., Jun 2014, Proceedings of the 12th Biennial Conference on Engineering Systems Design and Analysis, ESDA 2014. American Society of Mechanical Engineers, 9 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Stiction
Seats
Fluids
Cavitation
Reynolds equation
2016
4 Citations (Scopus)
Feedback control
Hydraulics
Controllers
Amplification
Time delay
2019
4 Downloads (Pure)

Linear Hybrid Dynamical Control of Digital Displacement Units

Pedersen, N. H., Johansen, P. & Andersen, T. O., May 2019, Proceedings of the 16th Scandinavian International Conference on Fluid Power. Tampere University Press, 11 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Hybrid systems
Dynamical systems
Fluids
2015

Investigation of New Servo Drive Concept Utilizing Two Fixed Displacement Units

Pedersen, H. C., Schmidt, L., Andersen, T. O. & Brask, M. H., Sep 2015, In : JFPS International Journal of Fluid Power System. 8, 1, p. 1-9 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Hydraulic drives
Cavitation
Pumps
2013
10 Citations (Scopus)

Design and modelling of fast switching efficient seat valves for digital displacement pumps

Rømer, D., Johansen, P., Pedersen, H. C. & Andersen, T. O., 2013, In : Transactions of the Canadian Society for Mechanical Engineering. 37, 1, p. 71–87 18 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Seats
Pumps
Fluids
Mechatronics
Orifices
2014
Hydraulic drives
Sliding Mode
Control Design
Hydraulics
Controller
2015
2 Citations (Scopus)

Investigation of Load Reduction possibilities in Wind Turbines with Fluid Power Pitch System

Pedersen, H. C., Andersen, T. O. & Liniger, J., Oct 2015, Proceedings of the ASME/Bath 2015 Symposium on Fluid Power & Motion Control . American Society of Mechanical Engineers, p. V001T01A051 10 p. FPMC2015-9598

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2013

Second order sliding control with state dependent gain and its application to a hydraulic drive

Schmidt, L., Andersen, T. O. & Pedersen, H. C., 2013, Proceedings of the ASME/Bath 2013 Symposium on Fluid Power & Motion Control: FPMC 2013. American Society of Mechanical Engineers, 8 p. FPMC2013-4442

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Hydraulic drives
Oscillating flow
Controllers
Gain control
Actuators

Adaptive Sliding Mode Control for Hydraulic Drives: A New Approach

Schmidt, L., Andersen, T. O., Pedersen, H. C. & Bech, M. M., 2013, Proceedings of the 8th International Conference on Fluid Power Transmission and Control, ICFP 2013. World Publishing Cooperation, p. 359-362 4 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Hydraulic drives
Sliding mode control
Controllers
Reels
Robustness (control systems)
2016
1 Citation (Scopus)

Dynamic Analysis & Characterization of Conventional Hydraulic Power Supply Units

Schmidt, L., Liedhegener, M., Bech, M. M. & Andersen, T. O., Sep 2016, Proceedings of the BATH/ASME 2016 Symposium on Fluid Power and Motion Control. American Society of Mechanical Engineers, 10 p. FPMC2016-1756

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Dynamic analysis
Hydraulics
Induction motors
Pumps
Pressure control
2013
2 Citations (Scopus)

Method for Lumped Parameter simulation of Digital Displacement pumps/motors based on CFD

Rømer, D., Johansen, P., Pedersen, H. C. & Andersen, T. O., 2013, In : Applied Mechanics and Materials. 397-400, p. 615-620 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Computational fluid dynamics
Pumps
Geometry
Seats
Costs
2015
11 Citations (Scopus)

Fluid stiction modeling for quickly separating plates considering the liquid tensile strength

Roemer, D. B., Johansen, P., Pedersen, H. C. & Andersen, T. O., Jun 2015, In : Journal of Fluids Engineering. 137, 6, 8 p., 061205.

Research output: Contribution to journalJournal articleResearchpeer-review

Stiction
Tensile strength
Fluids
Liquids
Cavitation
2018
3 Citations (Scopus)
189 Downloads (Pure)

Modeling and Validation of Moving Coil Actuated Valve for Digital Displacement Machines

Nørgård, C., Bech, M. M., Christensen, J. H. & Andersen, T. O., Nov 2018, In : I E E E Transactions on Industrial Electronics. 65, 11, p. 8749-8757 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Actuators
Fluids
Seats
Energy conversion
Ordinary differential equations
2015
2 Citations (Scopus)
288 Downloads (Pure)

Experimental Validation of Mathematical Framework for Fast Switching Valves used in Digital Hydraulic Machines

Nørgård, C., Roemer, D. B., Bech, M. M. & Andersen, T. O., Oct 2015, Proceedings of the ASME/BATH 2015 Symposium on Fluid Power and Motion Control, FPMC 2015. American Society of Mechanical Engineers, p. 1-9 9 p. FPMC2015-9612

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Actuators
Hydraulics
Hydraulic motors
Hydraulic drives
Seats
2018
5 Citations (Scopus)
146 Downloads (Pure)

Challenges with Respect to Control of Digital Displacement Hydraulic Units

Pedersen, N. H., Johansen, P. & Andersen, T. O., Jan 2018, In : Modeling, Identification and Control (Online). 39, 2, p. 91-105 15 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
8 Citations (Scopus)
114 Downloads (Pure)

Energy Saving Potential in Knuckle Boom Cranes using a Novel Pump Controlled Cylinder Drive

Ketelsen, S., Schmidt, L., Donkov, V. H. & Andersen, T. O., May 2018, In : Modeling, Identification and Control (Online). 39, 2, p. 73-89 17 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Cranes
Energy Saving
Pump
Energy conservation
Pumps
2012

Determining required valve performance for discrete control of PTO cylinders for wave energy

Hansen, R. H., Andersen, T. O. & Pedersen, H. C., 2012, Proceedings of ASME Symposium on Fluid Power and Motion Control, FPMC 2012. Johnston, N. & Plummer, A. R. (eds.). Great Britain: American Society of Mechanical Engineers, p. 565-578

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2011

Investigation of energy saving separate meter-in separate meter-out control strategies

Hansen, A. H., Pedersen, H. C., Andersen, T. O. & Wachmann, L., 2011, Proceedings of the 12th Scandinavian International Conference on Fluid Power, SICFP'11 . Tampere University Press, Vol. 3. 15 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2014
7 Citations (Scopus)

Model based feasibility study on bidirectional check valves in wave energy converters

Hansen, A. H., Pedersen, H. C. & Andersen, T. O., Apr 2014, In : International Journal of Marine Energy. 5, p. 1-23 23 p.

Research output: Contribution to journalJournal articleResearchpeer-review

feasibility study
wave energy
Takeoff
Structural loads
Fluids
2013
1 Citation (Scopus)

Design of a multi-poppet on-off valve for wave energy converters

Hansen, A. H., Pedersen, H. C. & Andersen, T. O., 2013, Proceeding of the 2013 IEEE International Conference on Mechatronics and Automation (ICMA). IEEE Press, p. 651-656 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Fluids
Water waves
Takeoff
2012
4 Citations (Scopus)

Simulation of Utilisation of Pressure Propagation for Increased Efficiency of Secondary Controlled Discrete Displacement Cylinders

Hansen, R. H., Hansen, A. H. & Andersen, T. O., 29 Nov 2012, In : Applied Mechanics and Materials. 233, p. 3-6

Research output: Contribution to journalJournal articleResearchpeer-review

Fluids
Force control
Compressibility
Energy efficiency
Pipelines
2018

Valve shifting time in a digital fluid power system: Energy efficiency versus fatigue loading

Hansen, A. H., Asmussen, M. F. & Andersen, T. O., Oct 2018, Proceedings of the 6th International Conference on Control, Mechatronics and Automation. Association for Computing Machinery, p. 128-132 5 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Energy efficiency
Takeoff
Fatigue of materials
Fluids
2011
3 Citations (Scopus)

Modeling and control of three phase rectifier with electronic smoothing inductor

Singh, Y. V., Rasmussen, P. O., Andersen, T. O. & Shaker, H. R., 2011, Proceedings of the 37th Annual Conference of IEEE Industrial Electronics Society, IECON 2011. IEEE Press, p. 1450-1455 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Electric drives
Harmonic distortion
Voltage control
Dynamic models
Diodes
2014

Robust and reliable rectifier based on electronic inductor with improved performance

Singh, Y. V., Rasmussen, P. O. & Andersen, T. O., Dec 2014, Proceedings of the 2014 IEEE International Conference on Power Electronics, Drives and Energy Systems, PEDES 2014. IEEE Press, 5 p. 7042129

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Electric potential
Power converters
Electric network topology
Harmonic distortion
Diodes
2017

Applying digital hydraulic technology on a knuckle boom crane

Donkov, V. H., Andersen, T. O., Ebbesen, M. K. & Pedersen, H. C., Sep 2017, Proceedings of the 9th Workshop on Digital Fluid Power. Aalborg University, Vol. 9. p. 1-15 15 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearch

Cranes
Hydraulics
Energy utilization
Controllers
2011
2 Citations (Scopus)

Preliminary Findings of Soft Yaw Concept

Stubkier, S., Pedersen, H. C., Andersen, T. O. & Markussen, K., 2011, Proceedings of the 2011 International Conference on Fluid Power and Mechatronics. IEEE Press, p. 456-461 6 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Turbines
Wind turbines
Rotors
Hydraulics
Fatigue of materials
2013
10 Citations (Scopus)

Experimental evaluation of control strategies for hydraulic servo robot

Bech, M. M., Andersen, T. O., Pedersen, H. C. & Schmidt, L., 2013, Proceedings of the 2013 IEEE International Conference on Mechatronics and Automation (ICMA) . IEEE Press, p. 342-347 7 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Hydraulics
Robots
Controllers
Manipulators
Actuators
2015

A low order adaptive control scheme for hydraulic servo systems

Andersen, T. O., Pedersen, H. C., Bech, M. M. & Schmidt, L., Aug 2015, Proceedings of the 2015 International Conference on Fluid Power and Mechatronics (FPM). IEEE Press, p. 1148-1152 5 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Servomechanisms
Hydraulics
Torque control
Manipulators
Controllers