Results 101 to 110 of about 10,351 (307)

A Dislocation Perspective on Strength and Toughness in Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Dislocations in ceramics enjoy a long but yet under‐appreciated history. The three research waves for dislocations in ceramics highlight the topic evolution over the last 90 years. This review focuses on the impact of dislocation on strength and toughness in ceramics.
Xufei Fang
wiley   +1 more source

A Protection Scheme for Multi-Terminal VSC-HVDC Transmission Systems

open access: yesIEEE Access, 2018
High-voltage direct-current (HVDC) power transmission is becoming increasingly important due to steadily rising need for bulk power delivery and interconnected power transmission and distribution systems.
Ali Raza   +9 more
doaj   +1 more source

Power Transmission Line Fault Detection and Classification

open access: yesKaradeniz Fen Bilimleri Dergisi
It is very important to find short circuit faults of power transmission lines (PTL) quickly and efficiently. Most methods in the literature use classification algorithms for fault detection, but their use in real-time applications increases fault detection time.
openaire   +1 more source

Fault Detection, Classification and Localization in Power Transmission Lines Using ANN

open access: yesZbornik radova
Abstract Power transmission line is key equipment in secure and reliable power flow in each power system. To arise reliability and security of overhead power lines, different types of failures should be simulated to minimize their impact and to detect and resolve them as quickly as possible. The objective of this paper is to provide an accurate
Živko Sokolović, Mileta Žarković
openaire   +1 more source

Automated Detection of Faults in Overhead Transmission Lines

open access: yes, 2021
Capstone Project submitted to the Department of Engineering, Ashesi University in partial fulfillment of the requirements for the award of Bachelor of Science degree in Electrical and Electronic Engineering, May 2021Electricity is a significant aspect of
Duodu, Mary Obutwe
core  

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

A Comparative Parametric Analysis of the Ground Fault Current Distribution on Overhead Transmission Lines

open access: yesAdvances in Electrical and Computer Engineering, 2016
The ground fault current distribution in an effectively grounded power network is affected by various factors, such as: tower footing impedances, spans lengths, configuration and parameters of overhead ground wires and power conductors, soil ...
VINTAN, M.
doaj   +1 more source

Fault analysis method of integrated high voltage direct current transmission lines for onshore wind farm

open access: yesJournal of Modern Power Systems and Clean Energy, 2019
Voltage source converter (VSC) based high voltage direct current (HVDC) transmission is most suited for the wind farm as it allows flexibility for reactive power control in multi-terminal transmission lines and transmits low power over smaller distance ...
Shobha Agarwal   +3 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

Detection and localization of transmission line faults based on a hybrid two-stage technique considering wind power generation

open access: yes, 2021
The conflicting issues of growing demand for electrical energy versus the environmental concerns have left the energy industries practically with one choice: to turn into renewable energies.
Osório, Gerardo J.   +6 more
core   +1 more source

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