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Reducing pressure oscillations in discrete fluid power systems

Authors :
Henrik C. Pedersen
Anders Hedegaard Hansen
Source :
Hansen, A H & Pedersen, H C 2016, ' Reducing pressure oscillations in discrete fluid power systems ', Institution of Mechanical Engineers. Proceedings. Part I: Journal of Systems and Control Engineering, vol. 230, no. 10, pp. 1093-1105 . https://doi.org/10.1177/0959651815625015
Publication Year :
2016

Abstract

Discrete fluid power systems featuring transmission lines inherently include pressure oscillations. Experimental verification of a discrete fluid power power take off system for wave energy converters has shown the cylinder pressure to oscillate as force shifts are performed. This article investigates how cylinder pressure oscillations may be reduced by shaping the valve opening trajectory without the need for closed loop pressure feedback. Furthermore the energy costs of reducing pressure oscillations are investigated.

Details

Language :
English
Database :
OpenAIRE
Journal :
Hansen, A H & Pedersen, H C 2016, ' Reducing pressure oscillations in discrete fluid power systems ', Institution of Mechanical Engineers. Proceedings. Part I: Journal of Systems and Control Engineering, vol. 230, no. 10, pp. 1093-1105 . https://doi.org/10.1177/0959651815625015
Accession number :
edsair.doi.dedup.....7193f55f58632e2b6b230fb84162635b