Results 71 to 80 of about 81,713 (313)

An Enhanced Emulated Inertia Control for Grid-Connected PV Systems with HESS in a Weak Grid

open access: yesEnergies, 2021
The role of renewable energy sources in the power grid is increasing tremendously. However, power electronic converters are used to incorporate RES into the grid without inertia.
Ratnam Kamala Sarojini   +4 more
doaj   +1 more source

Integrated optimal design and sensitivity analysis of a stand alone wind turbine system with storage for rural electrification [PDF]

open access: yes, 2013
In this paper, the authors investigate a robust Integrated Optimal Design (IOD) devoted to a passive wind turbine system with electrochemical storage bank: this stand alone system is dedicated to rural electrification.
Jaafar, Amine   +4 more
core   +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

Investigation of Power Generation System Driven by Wind and Sea Flow Energy

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2019
Wind and sea are renewable sources of energy with high energy potential. The sea/oceans have more than one type of energy such as wind, wave, tide, flow.
Ahmet AKTAŞ   +2 more
doaj   +1 more source

Natural Bone‐Derived Ceramic Scaffolds Functionalized with Chitosan‐Gold, Chitosan‐Magnesium, and Chitosan‐Zinc for Enhanced Antibacterial Activity

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the development of antibacterial ceramic scaffolds derived from natural bovine bone. The bones were processed through sequential boiling and hydrogen peroxide treatment to remove organic matter, producing porous, mineral‐rich scaffolds.
Mohamad Hassan Taherian   +6 more
wiley   +1 more source

Low Cycle Repetitive Loading of Ti‐6Al‐4V‐Epoxy Composite Lattice Structures for Enhanced Energy Dissipation and Damage Tolerance

open access: yesAdvanced Engineering Materials, EarlyView.
Composite Ti–6Al–4V–epoxy lattice structures are additively manufactured and epoxy infiltrated for cyclic loading. At low lattice volume fractions, hybridization produces synergistic gains in stiffness and energy dissipation. At higher volume fractions, synergy diminishes, although composites still exceed metallic lattices in specific energy ...
Joey Tallon   +3 more
wiley   +1 more source

A Capacity Configuration Control Strategy to Alleviate Power Fluctuation of Hybrid Energy Storage System Based on Improved Particle Swarm Optimization

open access: yesEnergies, 2019
In view of optimizing the configuration of each unit’s capacity for energy storage in the microgrid system, in order to ensure that the planned energy storage capacity can meet the reasonable operation of the microgrid’s control strategy, the
Tiezhou Wu   +5 more
doaj   +1 more source

Evaluation of Hybrid Energy Storage Systems Using Wavelet and Stretched-Thread Methods

open access: yesIEEE Access, 2020
This paper presents a methodology to evaluate hybrid energy storage systems in hybrid energy systems. While Wavelet is used to decompose the net load in temporal segments, the stretched-thread method is used to evaluate the influence of energy storage ...
Yago A. Santos   +3 more
doaj   +1 more source

Active Corrosion Protection of Sintered AA7075 Aluminum Alloy via Mn Powder Addition

open access: yesAdvanced Engineering Materials, EarlyView.
AA7075 containing Mn‐rich particles is fabricated via spark plasma sintering using AA7075 and Mn powders. Corrosion resistance is evaluated through dip‐and‐dry tests using 0.1 M NaCl (pH 6.0), and mass loss decreases with increasing Mn addition. Mn‐rich particles function as a source of Mn ions, and formation of Mn‐accumulation films on Cu‐containing ...
Ko Ebina, Masashi Nishimoto, Izumi Muto
wiley   +1 more source

Redox flow batteries for hybrid electric vehicles: progress and challenges

open access: yes, 2009
Electric vehicles have been the focus of muchresearch over the last two decades as the world has sought improved energy utilization and reduced emissions.
Rusllim Mohammad, M.   +5 more
core   +1 more source

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