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Research Output 1990 2020

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Journal article
2019
10 Downloads (Pure)

A Class of Energy Efficient Self-Contained Electro-Hydraulic Drives with Self-Locking Capability

Schmidt, L., Ketelsen, S., Brask, M. H. & Mortensen, K. A., 16 May 2019, In : Energies. 12, 10, 26 p., 1866.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Hydraulic drives
Locking
Energy Efficient
Hydraulics
Stiffness
11 Citations (Scopus)
273 Downloads (Pure)

A coordinated control of hybrid ac/dc microgrids with PV-wind-battery under variable generation and load conditions

Hu, J., Shan, Y., Xu, Y. & Guerrero, J. M., Jan 2019, In : International Journal of Electrical Power and Energy Systems. 104, p. 583-592 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
Power generation
Electric power utilization
Renewable energy resources
Level control
Energy management

Adaptive Ultrasound Reflectometry for Lubrication Film Thickness Measurements

Kæseler, R. L. & Johansen, P., Nov 2019, In : Measurement Science and Technology. 31, 2, 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Reflectometry
Thickness measurement
Lubrication
Ultrasound
lubrication

A Self-Contained Cylinder Drive with Indirectly Controlled Hydraulic Lock

Ketelsen, S., Andersen, T. O., Ebbesen, M. K. & Schmidt, L., 2019, (Submitted) In : Modeling, Identification and Control (Online). 20 p.

Research output: Contribution to journalJournal articleResearchpeer-review

5 Citations (Scopus)
114 Downloads (Pure)

A Self-Contained Electro-Hydraulic Cylinder with Passive Load-Holding Capability

Padovani, D., Ketelsen, S., Hagen, D. & Schmidt, L., 18 Jan 2019, In : Energies. 12, 2, 21 p., 292.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Hydraulics
Energy efficiency
Actuators
Energy Efficiency
Actuator
1 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
1 Citation (Scopus)
122 Downloads (Pure)

Design and analysis of a transformerless STATCOM based on hybrid cascaded multilevel converter

Hu, P., Guerrero, J. M. & He, Z., Jan 2019, In : International Journal of Electrical Power and Energy Systems. 104, p. 694-704 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
Capacitors
Static synchronous compensators
Networks (circuits)
Electric potential
2 Downloads (Pure)

Dynamic Response of a Digital Displacement Motor Operating with Various Displacement Strategies

Nordås, S., Bech, M. M., Ebbesen, M. K. & Andersen, T. O., Aug 2019, In : Energies. 12, 9, 25 p., 1737.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Dynamic Response
Dynamic response
Stroke
Reciprocating pumps
Transient State

Early Detection of Coil Failure in Solenoid Valves

Liniger, J., Pedersen, H. C., N. Soltani, M. & Stubkier, S., 2019, (Submitted) In : IEEE - ASME Transactions on Mechatronics.

Research output: Contribution to journalJournal articleResearchpeer-review

Feasibility of Deep Neural Network Surrogate Models in Fluid Dynamics

Bender, N. C., Pedersen, H. C. & Andersen, T. O., Apr 2019, In : Modeling, Identification and Control. 40, 2, p. 71-87 16 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Surrogate Model
Fluid Dynamics
Fluid dynamics
Network Model
Artificial Neural Network
1 Downloads (Pure)

Hardware-in-the-Loop Validation of Model Predictive Control of a Discrete Fluid Power Power Take-Off System for Wave Energy Converters

Hansen, A. H., Asmussen, M. F. & Bech, M. M., 25 Sep 2019, In : Energies. 12, 19, 22 p., 3668.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Hardware-in-the-loop
Model predictive control
Model Predictive Control
Takeoff
Converter
2018
4 Citations (Scopus)
113 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
65 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
5 Citations (Scopus)
83 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
2 Citations (Scopus)
76 Downloads (Pure)

Flow Characteristics and Sizing of Annular Seat Valves for Digital Displacement Machines

Nørgård, C., Bech, M. M., Andersen, T. O. & Christensen, J. H., Jan 2018, In : Modeling, Identification and Control. 39, 1, p. 23-35 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Seats
Prototype
Power Flow
Excel
Pressure Drop

Load Cycle Investigation of Axial Piston Units Integrated into a Forwarder

Baus, I., Rahmfeld, R., Schumacher, A. & Pedersen, H. C., Oct 2018, In : MM (Modern Machinery) Science Journal. October 2018, p. 2460-2465 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Pistons
Clustering algorithms
3 Citations (Scopus)
155 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
5 Citations (Scopus)
77 Downloads (Pure)

Model Predictive Control of a Wave Energy Converter with Discrete Fluid Power Power Take-Off System

Hansen, A. H., Asmussen, M. F. & Bech, M. M., Mar 2018, In : Energies. 11, 3, p. 1-17 17 p., 635.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Model predictive control
Model Predictive Control
Takeoff
Converter
Fluid
3 Citations (Scopus)
105 Downloads (Pure)

Model Predictive Control of Low-Speed Partial Stroke Operated Digital Displacement Pump Unit

Pedersen, N. H., Johansen, P., Hansen, A. H. & Andersen, T. O., Aug 2018, In : Modeling, Identification and Control (Online). 39, 3, p. 167-177 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2 Citations (Scopus)
52 Downloads (Pure)

Natural antibacterial agents from arid-region pretreated lignocellulosic biomasses and extracts for the control of lactic acid bacteria in yeast fermentation

Haris, S., Fang, C., Bastidas-Oyanedel, J. R., Prather, K. J., Schmidt, J. E. & Thomsen, M. H., 6 Aug 2018, In : AMB Express. 8, 1, p. 1-7 7 p., 127.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Biomass
Fermentation
Lactic Acid
Yeasts
Anti-Bacterial Agents
1 Citation (Scopus)

Numerical investigation of switching features of a hydraulic seat valve with annular flow geometry

Bender, N. C., Pedersen, H. C., Winkler, B. & Plöckinger, A., 2018, In : International Journal of Fluid Power. 19, 3, p. 152-164 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

flow geometry
annular flow
Seats
hydraulics
seats
4 Citations (Scopus)

Optimal control of a wind turbine with digital fluid power transmission

Pedersen, N. H., Johansen, P. & Andersen, T. O., Jan 2018, In : Nonlinear Dynamics. 91, 1, p. 591-607 17 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Wind Turbine
Power transmission
Wind turbines
Optimal Control
Fluid
6 Citations (Scopus)

Pressure Feedback in Fluid Power Systems--Active Damping Explained and Exemplified

Pedersen, H. C. & Andersen, T. O., Jan 2018, In : I E E E Transactions on Control Systems Technology. 26, 1, p. 102-113 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Damping
Feedback
Fluids
Controllers
Servomechanisms
1 Citation (Scopus)

Test of a Novel Moving Magnet Actuated Seat Valve for Digital Displacement Fluid Power Machines

Nørgård, C., Madsen, E. L., Jørgensen, J. M. T., Christensen, J. H. & Bech, M. M., Oct 2018, In : I E E E - A S M E Transactions on Mechatronics. 23, 5, p. 2229-2239 11 p., 8445616.

Research output: Contribution to journalJournal articleResearchpeer-review

Seats
Magnets
Fluids
Actuators
Solenoids
1 Citation (Scopus)

Towards a Modelling Framework for Designing Active Check Valves - a Review of state-of-the-art

Bender, N. C., Pedersen, H. C., Plöckinger, A. & Winkler, B., 2018, In : International Journal of Fluid Power. 19, 1, p. 49-64 16 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Wear of materials
Mechanics
Fatigue of materials
Deceleration
life (durability)
2 Citations (Scopus)
30 Downloads (Pure)

Voltage Modulation Using Virtual Positive Impedance Concept for Active Damping of Small DC-Link Drive System

Wang, D., Lu, K., Rasmussen, P. O., Mathe, L., Feng, Y. & Blaabjerg, F., Dec 2018, In : IEEE Transactions on Power Electronics. 33, 12, p. 10611-10621 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Harmonic distortion
Capacitors
Damping
Modulation
Electric potential
4 Citations (Scopus)

基于分层控制的微电网并网谐波电流主动抑制控制策略

Translated title of the contribution: An Active Harmonic Grid-Connecting Current Suppression Strategy for Hierarchical Control Based MicrogridFeng, W., Sun, K., Guan, Y., Guerrero, J. M. & Xiao, X., 25 Mar 2018, In : Diangong Jishu Xuebao/Transactions of China Electrotechnical Society. 33, 6, p. 1400-1409 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Electric potential
System buses
Controllers
Voltage regulators
10 Citations (Scopus)

能源互联网及其优化运行研究现状综述

Translated title of the contribution: Review of Energy Internet and Its OperationDing, T., Mu, C., Bie, Z., Du, P., Fan, Z., Zou, Z., Yang, Y., Wu, Z., Xu, Y. & Tang, B., 5 Aug 2018, In : Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering. 38, 15, p. 4318-4328 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Internet
Energy efficiency
Energy utilization
Communication
2017
9 Citations (Scopus)

Discrete linear time invariant analysis of digital fluid power pump flow control

Johansen, P., Roemer, D. B., Andersen, T. O. & Pedersen, H. C., 1 Oct 2017, In : Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME. 139, 10, 8 p., 101007.

Research output: Contribution to journalJournal articleResearchpeer-review

fluid power
Flow control
Pumps
pumps
Fluids
5 Citations (Scopus)
115 Downloads (Pure)

Feasibility study of electromechanical cylinder drivetrain for offshore mechatronic systems

Hagen, D., Pawlus, W., Ebbesen, M. K. & Andersen, T. O., 2017, In : Modeling, Identification and Control. 38, 2, p. 59-77 19 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Drilling equipment
Offshore drilling
Mechatronics
Hydraulics
Electric actuators
11 Citations (Scopus)

Position Control of an Over‐Actuated Direct Hydraulic Cylinder Drive

Schmidt, L., Grønkjær, M., Pedersen, H. C. & Andersen, T. O., Jul 2017, In : Control Engineering Practice. 64, p. 1-14 14 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Position Control
Position control
Hydraulics
Pump
Control Strategy
8 Citations (Scopus)
59 Downloads (Pure)

Reliability Based Design of Fluid Power Pitch Systems for Wind Turbines

Liniger, J., N. Soltani, M., Pedersen, H. C., Carroll, J. & Sepehri, N., May 2017, In : Wind Energy. 20, 6, p. 1097-1110 14 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Wind turbines
Failure modes
Fluids
Failure analysis
Fault tree analysis
3 Citations (Scopus)
183 Downloads (Pure)

Signal-based Gas Leakage Detection for Fluid Power Accumulators in Wind Turbines

Liniger, J., Sepehri, N., N. Soltani, M. & Pedersen, H. C., Mar 2017, In : Energies. 10, 3, 18 p., 331.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Leakage (fluid)
Wind Turbine
Leakage
Wind turbines
Fluid
2016
4 Citations (Scopus)
Feedback control
Hydraulics
Controllers
Amplification
Time delay
35 Citations (Scopus)

A Reactive Power Dispatch Strategy with Loss Minimization for a DFIG Based Wind Farm

Zhang, B., Hou, P., Hu, W., Soltani, M., Chen, C. & Chen, Z., Jul 2016, In : I E E E Transactions on Sustainable Energy. 7, 3, p. 914-923 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Reactive power
Farms
Wind turbines
Wind power
Stators
11 Citations (Scopus)

Design of full scale wave simulator for testing Power Take Off systems for wave energy converters

Pedersen, H. C., Hansen, R. H., Hansen, A. H., Andersen, T. O. & Bech, M. M., Apr 2016, In : International Journal of Marine Energy. 13, p. 130–156 27 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Takeoff
wave energy
simulator
Simulators
Testing
13 Citations (Scopus)
1251 Downloads (Pure)

Multiaxial fatigue assessment of welded joints using the notch stress approach

Pedersen, M. M., Feb 2016, In : International Journal of Fatigue. 83, 2, p. 269–279 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Multiaxial Fatigue
Welded Joints
Notch
Fatigue
Welds
11 Citations (Scopus)

Optimal Configuration of Discrete Fluid Power Force System Utilised in the PTO for WECs

Hansen, A. H. & Pedersen, H. C., May 2016, In : Ocean Engineering. 117, p. 88-98 11 p., OE3694.

Research output: Contribution to journalJournal articleResearchpeer-review

Takeoff
Fluids
Conversion efficiency
Water waves
Energy conversion
13 Citations (Scopus)

Optimized Power Dispatch Strategy for Offshore Wind Farms

Hou, P., Hu, W., Zhang, B., Soltani, M., Chen, C. & Chen, Z., 2016, In : IET Renewable Power Generation. 10, 3, p. 399-409 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Offshore wind farms
Wind turbines
Particle swarm optimization (PSO)
Topology
Costs
7 Citations (Scopus)

Reducing pressure oscillations in discrete fluid power systems

Hansen, A. H. & Pedersen, H. C., Nov 2016, In : Institution of Mechanical Engineers. Proceedings. Part I: Journal of Systems and Control Engineering. 230, 10, p. 1093-1105 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Fluids
Takeoff
Electric lines
Trajectories
Feedback
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
1 Citation (Scopus)

Discrete Learning Control with Application to Hydraulic Actuators

Andersen, T. O., Pedersen, H. C. & Hansen, M. R., 2015, In : Modeling, Identification and Control (Online). 36, 4, p. 215-224 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
Learning Control
Hydraulic actuators
Hydraulics
Actuator
Disturbance
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

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
51 Citations (Scopus)
1127 Downloads (Pure)

Optimized Placement of Wind Turbines in Large-Scale Offshore Wind Farm using Particle Swarm Optimization Algorithm

Hou, P., Hu, W., Soltani, M. & Chen, Z., Oct 2015, In : I E E E Transactions on Sustainable Energy. 6, 4, p. 1272 - 1282 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
Offshore wind farms
Wind turbines
Particle swarm optimization (PSO)
Costs
Mathematical models
21 Citations (Scopus)

Optimum Design of a Moving Coil Actuator for Fast-Switching Valves in Digital Hydraulic Pumps and Motors

Roemer, D. B., Bech, M. M., Johansen, P. & Pedersen, H. C., Dec 2015, In : I E E E - A S M E Transactions on Mechatronics. 20, 6, p. 2761-2770 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Actuators
Hydraulics
Pumps
Fluids
Electric potential
2014
5 Citations (Scopus)

Analysis of load reduction possibilities using a hydraulic soft yaw system for a 5-MW turbine and its sensitivity to yaw-bearing friction

Stubkier, S., Pedersen, H. C. & Jonkman, J. M., 15 Jun 2014, In : Engineering Structures. 69, p. 123-134 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Bearings (structural)
Turbines
Hydraulics
Friction
Wind turbines
6 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
4 Citations (Scopus)
512 Downloads (Pure)

Dynamic Modeling of a Reformed Methanol Fuel Cell System using Empirical Data and Adaptive Neuro-Fuzzy Inference System Models

Justesen, K. K., Andreasen, S. J. & Shaker, H. R., 2014, In : Journal of Fuel Cell Science and Technology. 11, 2, 11 p., 021004.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Methanol fuels
Fuzzy inference
Fuel cells
Blowers
Cooling
Hydraulic drives
Sliding Mode
Control Design
Hydraulics
Controller