Results 31 to 40 of about 1,151 (215)

Generating The Electrical Energy from Sea Waves [PDF]

open access: yesJournal of Soil Sciences and Agricultural Engineering, 2019
The wide coverage and the untapped tremendous energy amount stored by the oceans makes the harness of ocean waves for electricity-generating is promising. Most techniques of wave energy converters (WECs) include a pneumatic or hydraulic interface between
H. El-Mors, Z. Ismail, Ahmed Sherif
doaj   +1 more source

Optimization of Wave Energy Converter Arrays by an Improved Differential Evolution Algorithm

open access: yesEnergies, 2018
Since different incident waves will cause the same array to perform differently with respect to the wave energy converter (WEC), the parameters of the incident wave, including the incident angle and the incident wave number, are taken into account for ...
Hong-Wei Fang, Yu-Zhu Feng, Guo-Ping Li
doaj   +1 more source

Design optimization of ocean renewable energy converter using a combined Bi-level metaheuristic approach

open access: yesEnergy Conversion and Management: X, 2023
In recent years, there has been an increasing interest in renewable energies in view of the fact that fossil fuels are the leading cause of catastrophic environmental consequences.
Erfan Amini   +9 more
doaj   +1 more source

Frequency- and time-domain analysis of a multi-degree-of-freedom point absorber wave energy converter

open access: yesAdvances in Mechanical Engineering, 2017
This study proposes a multi-degree-of-freedom wave energy converter and introduces a 6-PSS (prismatic pair–spherical pair–spherical pair) power take-off mechanism.
Yizhi Ye, Weidong Chen
doaj   +1 more source

Development of a Power Calculation Model of Hybrid-Sized Wave Energy Converter Arrays

open access: yesJournal of Marine Science and Engineering
Because of its reliability, large reserves, and high safety standards, wave energy power generation has become an important part of the renewable energy industry. Hybrid-sized wave energy converter arrays consist of floats of different sizes.
Anru Fan   +4 more
doaj   +1 more source

Digital Twin for the Prediction of Extreme Loads on a Wave Energy Conversion System

open access: yesEnergies, 2022
Wave energy is a renewable energy source with the potential to contribute to the global electricity demand, but a remaining challenge is the survivability of the wave energy converters in harsh offshore conditions.
Eirini Katsidoniotaki   +2 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Performance Comparisons of Three-Phase/Four-Wire Model Predictive Control-Based DC/AC Inverters Capable of Asymmetric Operation for Wave Energy Converters

open access: yesEnergies, 2022
A study on the capacity increase of a power converter according to the increase in the single capacity of wave energy converters and four-leg topology that can supply stable power even under unbalanced load conditions during independent operation is ...
Chan Roh
doaj   +1 more source

Enhanced Strength and Corrosion Resistance of Ti‐13Nb‐12Ta‐10Zr‐4Sn Alloy by Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
This work systematically investigates the effect of aging treatment on mechanical properties and corrosion behavior of vacuum arc‐melted Ti‐13Nb‐12Ta‐10Zr‐4Sn alloy. Owing to the increased α″ martensite, strength and corrosion resistance were significantly enhanced by aging treatment.
Yuhua Li   +5 more
wiley   +1 more source

Nonlinear Passive Control of a Wave Energy Converter Subject to Constraints in Irregular Waves

open access: yesEnergies, 2015
This paper investigates a passive control method of a point absorbing wave energy converter by considering the displacement and velocity constraints under irregular waves in the time domain.
Liguo Wang, Jan Isberg
doaj   +1 more source

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