• Pontoppidanstræde 111, 1115

    9220 Aalborg Ø

    Denmark

  • Denmark

20122019
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Research Output 2012 2019

  • 35 Article in proceeding
  • 13 Journal article
  • 1 Ph.D. thesis
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Journal article
2019
6 Downloads (Pure)

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
File
Reflectometry
Thickness measurement
Lubrication
Ultrasound
lubrication
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
2018
5 Citations (Scopus)
144 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
3 Citations (Scopus)
135 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
5 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
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
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
24 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
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
9 Citations (Scopus)

Optimum design of seat region in valves suitable for digital displacement machines

Roemer, D. B., Johansen, P., Pedersen, H. C. & Andersen, T. O., 2014, In : International Journal of Mechatronics and Automation. 4, 2, p. 116-126 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Seats
Fluid
Fluids
Geometry
Stroke
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
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
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