Results 41 to 50 of about 301 (180)

POWER CONDITIONING UNIT FOR SMALL SCALE HYBRID PV-WIND GENERATION SYSTEM [PDF]

open access: yes, 2011
Small-scale renewable energy systems are becoming increasingly popular due to soaring fuel prices and due to technological advancements which reduce the cost of manufacturing.
AHMED-MAHMOUD, ASHRAF
core  

Gallium Microalloying in Bi–Sn Solders: Interfacial Phase Formation, Wettability, and Long‐Term Shear Reliability Under Isothermal Aging

open access: yesAdvanced Engineering Materials, EarlyView.
Gallium microalloying redirects interfacial reactions in low‐temperature Bi–Sn solders from Cu–Sn toward Cu–Ga intermetallic formation. The resulting Cu–Ga layer suppresses intermetallic growth during thermal aging, alters fracture pathways, and improves interfacial stability.
Iva Králová   +6 more
wiley   +1 more source

Modelado, diseño y control de un sistema de generación eólica basado en MPPT con convertidor electrónico de potencia para la integración de una turbina a una microrred [PDF]

open access: yes
Power generation from renewable sources, especially wind power, has emerged as a crucial and sustainable alternative to meet current and future energy demands.
Montoya Giraldo, Óscar Danilo   +5 more
core   +2 more sources

An interleaved ZVS ultra‐large gain converter for sustainable energy systems applications

open access: yesIET Power Electronics, 2021
This paper proposes an interleaved zero‐voltage switching (ZVS) ultra‐large gain converter. By implementing coupled‐inductor (CI) and built‐in transformer (BIT) together with a switched capacitor (SC) voltage multiplier cell (VMC), a higher degree of ...
Alireza Bagherian   +3 more
doaj   +1 more source

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

PWM techniques for an asymmetric multilevel binary inverter: an FPGA‐based implementation

open access: yesIET Power Electronics, 2021
This paper deals with the design and implementation of the conventional Level‐Shifted‐PWM (LS‐PWM) and the PWM‐hybrid modulation techniques in a Field‐Programmable Gate Array (FPGA) development card, applicable to binary asymmetric multilevel converters;
José A. Juárez‐Abad   +2 more
doaj   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Comparative analysis of switching losses and current ripple of continuous and discontinuous SVPWM strategies for unbalanced two‐phase four‐leg VSI Fed unsymmetrical two‐phase induction motor

open access: yesIET Power Electronics, 2021
This paper presents a comparative analysis of the continuous space vector pulse width modulation and the discontinuous space vector pulse width modulation in terms of the switching losses and current ripple reduction for the unbalanced two‐phase four‐leg
Kaset Muangthong, Chakrapong Charumit
doaj   +1 more source

Structural Power Composites Based on High Mass Loading Zn‐Ion Hybrid Supercapacitors with Metal Mesh Current Collectors and Aramid Nanofiber/Glass Fiber Composite Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
A multifunctional structural power composite is developed by integrating high‐mass‐loading Zn‐ion hybrid supercapacitors with metal mesh current collectors and aramid nanofiber‐based composite electrolytes, enabling simultaneous load‐bearing capability and enhanced areal energy storage.
Yuseung Choi   +8 more
wiley   +1 more source

A high‐gain IΓ‐source hybrid single‐phase multilevel inverter for photovoltaic application

open access: yesIET Power Electronics, 2021
Impedance‐based step‐up converters are widely developed for photovoltaic applications due to providing single‐stage conversion, high‐efficiency, low voltage and current stresses, and high boost‐factor. An improved Γ‐source (IΓ‐source) single‐phase hybrid
Sako Ghasimi   +2 more
doaj   +1 more source

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