Results 211 to 220 of about 4,333 (255)

Operation characteristics and methods of the hydraulic power take-off system

Transactions of the Institute of Measurement and Control, 2020
The power take-off system plays a vital role in the wave energy generating unit. Here, for studying the operation characteristics and methods of the hydraulic power take-off system, its basic model is built relying on the operating principles of every component. Meanwhile, a proportional–integral–derivative (PID) controller is also designed to regulate
Qijuan Chen   +4 more
openaire   +1 more source

Reliability prediction of a wave energy converter’s hydraulic power take-off system

2021
MegaRoller wave energy converter (WEC) concept is being developed to produce cost-efficient renewable energy from the kinetic energy of ocean waves. The MegaRoller device consists of an oscillating flange, which captures the energy from waves, and two power take-off (PTO) systems that convert the kinetic energy into electricity.
Heikkilä, Eetu   +3 more
openaire   +2 more sources

DEVELOPMENT OF A COMPUTER-CONTROLLED, HYDRAULIC, POWER TAKE-OFF (PTO) SYSTEM

Transactions of the ASAE, 2005
Nearly all tractor PTO arrangements used today consist of a rotating mechanical shaft with two or more universal joints. This arrangement continues to be an entanglement hazard. By driving the attachment with fluid power, this hazard could be eliminated.
null R. S. Thomas, null D. R. Buckmaster
openaire   +1 more source

Oil-hydraulic power take-off concept for an oscillating wave surge converter

Renewable Energy, 2020
Abstract A power take-off oil-hydraulic system is designed for an oscillating wave surge converter. The adaptation of the converter to the power take-off is performed with genetic algorithms in order to find out the optimal geometrical and control parameters, while different power take-off layout configurations are simulated to maximize their ...
M. Calvário   +4 more
openaire   +1 more source

Research on the hydraulic power take-off unit of a hybrid wave energy converter

OCEANS 2016 - Shanghai, 2016
As an economical and easy deployment wave energy converter (WEC), oscillating bodies WEC is gained more and more attention, and it has great significance of research, especially on supplying power for buoy observation and underwater sensor network. Hybrid wave energy converter, it also named combined mode wave energy converter, can capture the kinetic ...
Ke Sun   +7 more
openaire   +1 more source

Laboratory experiment on heaving body with hydraulic power take-off and latching control

Ocean Engineering, 2006
A heaving axisymmetric floating body is tested with sinusoidal incident waves in a wave channel. It is connected to the piston of a pump, and it may be latched by an electromagnetic mechanism. Experimental results are compared with a linear mathematical model, for heave response, hydrodynamic parameters, absorbed wave power and converted hydraulic ...
T. Bjarte-Larsson, J. Falnes
openaire   +1 more source

Performance investigation of a hydraulic power take-off system for wave energy conversion

2019 IEEE 8th International Conference on Fluid Power and Mechatronics (FPM), 2019
Hydraulic power take-off system is used in wave energy conversion, because its characteristics are well-adapted to larger power and low frequency waves. The hydraulic PTO system is composed of a hydraulic; cylinder, two accumulators, check valves bridge circuits and a hydraulic motor.
Hong Gao, Ruizhi Liang
openaire   +1 more source

Experimental Assessment of the Power Conversion of a Wave Energy Converter Using Hydraulic Power Take-Off Mechanism

International Journal of Precision Engineering and Manufacturing-Green Technology, 2020
The hydraulic power take-off (HPTO) is considered as the most promising method to convert wave power to electrical power. This paper presents an experimental assessment of the power conversion of a wave energy converter using HPTO. Based on the experimental results, a modification of accumulator pre-charged pressure and a control strategy were proposed
Tri Dung Dang   +2 more
openaire   +1 more source

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