Results 121 to 130 of about 8,449 (262)

Application of Advanced Early Warning Systems with Adaptive Protection [PDF]

open access: yes, 2015
This project developed and field-tested two methods of Adaptive Protection systems utilizing synchrophasor data. One method detects conditions of system stress that can lead to unintended relay operation, and initiates a supervisory signal to modify ...
Ashrafi, Frank   +7 more
core  

A Fault Current Limiting Hybrid DC Circuit Breaker [PDF]

open access: yesEnergy Engineering, 2022
Lei Huang   +3 more
openaire   +1 more source

Digital Rights Activism in Multilevel Governance

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT Multilevel governance (MLG) without a clear hierarchical structure can create power imbalances among various actors, particularly in settings with overlapping jurisdictions and policy areas. This dynamic is especially pronounced in Internet governance, which faces a complex interplay of domestic laws, state interdependence, and heightened ...
Alison Harcourt
wiley   +1 more source

A Novel Submodule Applied in HVDC Hybrid DC Breaker Topology

open access: yesE3S Web of Conferences, 2018
In recent years, with the vigorous development of power electronic technology, renewable energy sources such as wind power and solar energy utilization efficiency continuing to improve, and the application scale expanding unceasingly, DC power grid ...
Junmin Wu   +4 more
doaj   +1 more source

Real‐Time Data‐Driven Fault Diagnosis of Photovoltaic Arrays Using an Edge‐Server Machine‐Learning Framework

open access: yesEnergy Science &Engineering, EarlyView.
A real‐time, data‐driven framework detects and classifies photovoltaic array faults using edge sensing and server‐side machine learning. Ensemble tree models achieve near‐perfect accuracy with low latency, enabling practical, low‐cost deployment for reliable PV monitoring and intelligent maintenance.
Premkumar Manoharan   +4 more
wiley   +1 more source

Advances in solid state switchgear technology for large space power systems [PDF]

open access: yes
High voltage solid state remote power controllers (RPC's) and the required semiconductor power switches to provide baseline technology for large, high power distribution systems in the space station, all electric airplane and other advanced aerospace ...
Sundberg, G. R.
core   +1 more source

Architecture, Voltage and Components for a Turboelectric Distributed Propulsion Electric Grid [PDF]

open access: yes, 2015
The development of a wholly superconducting turboelectric distributed propulsion system presents hide unique opportunities for the aerospace industry.
Armstrong, Michael J.   +6 more
core   +1 more source

Heat Transfer Performance of Biphilic Surfaces With Diatomite‐Based Composite Coatings in a Closed Thermosyphon System

open access: yesHeat Transfer, EarlyView.
ABSTRACT This study investigates the thermal performance of innovative biphilic boiling surfaces designed for CPU cooling applications using a two‐phase closed thermosyphon (TPCT) system. The surfaces were fabricated by applying composite coatings—comprising epoxy resin and diatomite particles functionalized with APTES and PFOTS silanes— onto Al1050 ...
José Pereira   +3 more
wiley   +1 more source

Beyond Power over Ethernet : the development of Digital Energy Networks for buildings [PDF]

open access: yes, 2012
Alternating current power distribution using analogue control and safety devices has been the dominant process of power distribution within our buildings since the electricity industry began in the late 19th century.
Banks, Gerry   +3 more
core  

Lead‐free inorganic halide perovskite‐based synaptic memory for next generation neuromorphic computing

open access: yesInfoMat, EarlyView.
Lead‐free inorganic halide perovskites enable resistive switching synaptic devices capable of mimicking biological learning and multimodal information processing, offering a promising platform for next‐generation neuromorphic computing and artificial intelligence hardware. Abstract Inorganic halide perovskites (IHPs) have emerged as promising materials
Subhasish Chanda   +7 more
wiley   +1 more source

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