Results 21 to 30 of about 1,802 (172)

Modeling and Simulation of Hydraulic Power Take-Off Based on AQWA

open access: yesEnergies, 2022
The AQWA software is often used to perform hydrodynamic analysis, and it is highly convenient for performing frequency domain simulations of Pelamis-like wave energy converters.
Qitao Huang   +3 more
doaj   +2 more sources

Maximum Power Control Algorithm for Power Take-Off System Based on Hydraulic System for Floating Wave Energy Converters

open access: yesJournal of Marine Science and Engineering, 2022
In this study, a hydraulic system generator power converter was modeled to verify the performance of a hydraulic-based power take-off (PTO) system. Moreover, the characteristics and output performance of the PTO system were analyzed with various load ...
Chan Roh
doaj   +2 more sources

MPPT Control of Hydraulic Power Take-Off for Wave Energy Converter on Artificial Breakwater

open access: yesJournal of Marine Science and Engineering, 2020
Wave energy is a renewable energy source that is green, clean and has huge reserves. In order to develop wave energy resources, an oscillating buoy Wave Energy Converter (WEC) device based on the artificial breakwater is presented in this paper. In order
Jianan Xu   +4 more
doaj   +2 more sources

Hydraulic PTO model emulator for WEC tank tests

open access: yes2018 International Symposium on Power Electronics, Electrical Drives, Automation and Motion (SPEEDAM), 2018
In order to accelerate the overall power take off (PTO) design effort and to cheaply evaluate alternative designs, the construction of the real hydraulic PTO can be replaced with the design of a hydraulic PTO model emulator. This has the added advantage that it can be applied at model testing scales, where real hydraulic hardware would not give ...
Simone Giorgi, Bacelli Giorgio
exaly   +3 more sources

Inflammatory Microenvironment-Responsive Hydrogels Enclosed with Quorum Sensing Inhibitor for Treating Post-Traumatic Osteomyelitis. [PDF]

open access: yesAdv Sci (Weinh)
Inflammatory microenvironment targeted hydrogel promotes osteogenesis and inhibits inflammation in post‐traumatic osteomyelitis by responding to severe oxidative stress or acid abscess environment, and subsequently releasing quorum sensing inhibitors. It can inhibit “bacteria‐to‐bacteria communication” to clear planktonic bacteria and biofilms, reduce ...
Zhang W   +8 more
europepmc   +2 more sources

Experimental Performance Evaluation of a Hydraulic PTO System for Centipede Wave Energy Converter [PDF]

open access: yesInternational Journal of Coastal and Offshore Engineering, 2020
In the past decade, ocean and marine waves like other renewable energy sources attracted attention due to its high energy density. The most important part of a wave energy converter (WEC) is power take-off (PTO) system.
Mozhgan Aghanezhad   +2 more
doaj   +2 more sources

Wave Prediction Error Compensation and PTO Optimization Control Method for Improving the WEC Power Quality

open access: yesEnergies
Reliable wave prediction plays a significant role in wave energy converter (WEC) research, but there are still prediction errors that would increase the uncertainty for the power grid and reduce the power quality.
Tianlong Lan   +5 more
doaj   +2 more sources

Analyzing the Near-Field Effects and the Power Production of an Array of Heaving Cylindrical WECs and OSWECs Using a Coupled Hydrodynamic-PTO Model [PDF]

open access: yesEnergies, 2018
The Power Take-Off (PTO) system is the key component of a Wave Energy Converter (WEC) that distinguishes it from a simple floating body because the uptake of the energy by the PTO system modifies the wave field surrounding the WEC.
Philip Balitsky   +4 more
doaj   +2 more sources

Control Parameters Optimization of Accumulator in Hydraulic Power Take-Off System for Eccentric Rotating Wave Energy Converter

open access: yesJournal of Marine Science and Engineering, 2023
To improve the efficiency and stability of an eccentric rotating wave energy converter (ERWEC), the adaptive hydraulic power-take-off (PTO) system with an accumulator is designed and developed.
Gang Xue   +4 more
doaj   +2 more sources

Design load analysis for electrification of a 55-kW agricultural tractor based on workload [PDF]

open access: yesScientific Reports
This study aimed to determine and analyze the design loads required for the electrification of a 55‑kW agricultural tractor through field experiments. A measurement system was installed to record data from the engine, driving axles, power take‑off (PTO),
Seung-Min Baek   +4 more
doaj   +2 more sources

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