Results 41 to 50 of about 10,881 (225)

Mooring Design for WECs [PDF]

open access: yes, 2016
The goal of the chapter is that the reader shall be able to self-dependently make a first, preliminary analysis of wave-induced horizontal forces, motions and mooring tensions for a moored floating wave energy device. Necessary prerequisites to attain that goal are the understanding of the physical phenomena, awareness of simplifying assumptions and ...
openaire   +1 more source

Alternative Developmental Toxicity Screening Methods Using Chick Embryo‐Based Models

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Nonclinical developmental toxicity studies are used to investigate the potential toxicities of drugs and chemical candidates on normal embryonic and fetal development during pregnancy, generally using mammalian laboratory animals such as rats and rabbits.
Jeong Hwan Kim   +4 more
wiley   +1 more source

Fractional order control of Wind Energy Conversion System based on DFIG

open access: yesENP Engineering Science Journal
The paper deals with the elaboration of a robust and efficient decoupled active and reactive powers control algorithm of double-fed induction generator (DFIG) using fractional order control based on proportional and integral controllers.
Samir Metatla, Ali Nesba, Youcef Soufi
doaj   +1 more source

Mitigating Power Fluctuations for Energy Storage in Wind Energy Conversion System Using Supercapacitors

open access: yesIEEE Access, 2020
The world is rapidly shifting to green power resources due to inevitable growing energy needs and increasing environmental concerns. However, the irregular production capacity of renewable energy resources requires additional components in the system for
Irfan Hussain Panhwar   +7 more
doaj   +1 more source

Using time‐series remote sensing to identify and track individual bird nests at large scales

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Time‐series airborne imagery can potentially track individuals over time to collect information beyond one‐off counts. Using weekly UAS‐based imagery of wading bird colonies, we develop an automated approach to identifying nests. Our algorithmic approach detected 68–74% of known nests and exhibited similar performance to human review of imagery ...
S. K. Morgan Ernest   +6 more
wiley   +1 more source

Stochastic Hybrid Estimator Based Fault Detection and Isolation for Wind Energy Conversion Systems with Unknown Fault Inputs

open access: yesEnergies, 2018
In recent years, the wind energy conversion system (WECS) has been becoming the vital system to acquire wind energy. However, the high failure rate of WECSs leads to expensive costs for the maintenance of WECSs.
Yun-Tao Shi   +5 more
doaj   +1 more source

The Force of a Tsunami on a Wave Energy Converter [PDF]

open access: yes, 2012
With an increasing emphasis on renewable energy resources, wave power technology is fast becoming a realistic solution. However, the recent tsunami in Japan was a harsh reminder of the ferocity of the ocean.
Christodoulides, Paul   +4 more
core   +1 more source

Probing the Energy Trilemma Pillars: Do Innovation Pathways Deliver Cleaner and More Equitable Energy Systems?

open access: yesSustainable Development, EarlyView.
ABSTRACT Balancing reliable energy supply, equitable access, and environmental sustainability is a central challenge of the global energy transition. This study examines how innovation influences the energy trilemma by shaping energy security, energy equity, and environmental sustainability across 115 countries from 2011 to 2023.
Kingsley Imandojemu   +5 more
wiley   +1 more source

New control paradigm for both islanded and grid-connected operation of PMSG-based wind turbine

open access: yesThe Journal of Engineering, 2019
This article proposes a new control paradigm for the seamless operation of a permanent magnet synchronous generator (PMSG) based wind energy conversion system (WECS) in both islanded and grid-connected modes.
Muftau O. Baruwa   +2 more
doaj   +1 more source

Separated magnet yoke for permanent magnet linear generator for marine wave energy converters [PDF]

open access: yes, 2014
In this paper the performance of a longitudinal flux permanent magnet linear generator (PMLG) for wave energy converters (WEC) is investigated. The influence of the number of slots per pole, phase q and the number of stator's winding sections are ...
A.F. Zobaa   +32 more
core   +1 more source

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