Results 21 to 30 of about 163,069 (305)

Analysis of electrical drive speed control limitations of a power take-off system for wave energy converters [PDF]

open access: yes, 2017
The active control of wave energy converters with oil-hydraulic power take-off systems presents important demands on the electrical drives attached to their pumps, in particular on the required drive accelerations and rotational speeds.
Calvário, Miguel   +7 more
core   +1 more source

Experimental analyses of two‐body wave energy converters with hydraulic power take‐off damping in regular and irregular waves

open access: yesIET Renewable Power Generation, 2021
A flume experimental study of a two‐body wave energy converter (WEC) with a hydraulic power take‐off (PTO) was conducted under the conditions of both regular and irregular waves.
Shuang Wu, Yanjun Liu, Jian Qin
doaj   +1 more source

Modeling Simulation and Validation of a Tractor Wet Clutch Controlled by Proportional Valve

open access: yesInternational Journal of Automotive Science and Technology, 2021
Wet clutch is a widely used machine element in the agricultural machines be-cause it allows the transmission of high torque with a more user-friendly turn on/off.
Ali Yel, Haydar Li̇vatyalı
doaj   +1 more source

Trade-off analysis and design of a Hydraulic Energy Scavenger [PDF]

open access: yes, 2012
In the last years there has been a growing interest in intelligent, autonomous devices for household applications. In the near future this technology will be part of our society; sensing and actuating will be integrated in the environment of our houses ...
Boero, Diego   +4 more
core   +2 more sources

Comparative Analysis of Hybrid Electric Architectures for Specialized Agricultural Tractors

open access: yesEnergies, 2022
In this work, a comparative numerical analysis between the performance of a conventional specialized orchard tractor and those of three different hybrid electric tractor configurations is presented.
Francesco Mocera   +2 more
doaj   +1 more source

An Improved Hydraulic Energy Storage Wave Power-Generation System Based on QPR Control

open access: yesEnergies, 2023
According to the inherent characteristics of the hydraulic power take-off (PTO) system, the output power of a generator tends to be intermittent when the wave is random.
Zhigang Liu   +5 more
doaj   +1 more source

Heavy Duty Vehicle Fuel Consumption Modelling Using Artificial Neural Networks. [PDF]

open access: yes, 2019
The file attached to this record is the author's final peer reviewed version. The Publisher's final version can be found by following the DOI link.In this paper an artificial neural network (ANN) approach to modelling fuel consumption of heavy duty ...
bera   +8 more
core   +1 more source

Transmission systems in agricultural tractors marketed in Brazil [PDF]

open access: yesCiência Rural, 2021
: In a tractor, the transmission system transmits the power generated in the engine to the driving wheels, hydraulic systems, and power take-off (PTO).
Daniela Herzog   +4 more
doaj   +1 more source

Strategies for active tuning of Wave Energy Converter hydraulic power take-off mechanisms [PDF]

open access: yesRenewable Energy, 2016
This paper presents a study of practically implementable active tuning methods for a Wave Energy Converter (WEC) power take-off (PTO). It is distinguished from other simulation studies by the level of detail and realism in the inputs and the PTO model.
Cargo, C. J.   +2 more
openaire   +1 more source

Derivation of near-optimal pump schedules for water distribution by simulated annealing [PDF]

open access: yes, 2004
The scheduling of pumps for clean water distribution is a partially discrete non-linear problem with many variables. The scheduling method described in this paper typically produces costs within 1% of a linear program-based solution, and can incorporate ...
McCormick, G, Powell, R S
core   +1 more source

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