Results 61 to 70 of about 4,854,873 (396)

A comprehensive review of control techniques for compensating the fault current in resonant grounded distribution networks: From the perspective of mitigating powerline bushfires

open access: yesIET Generation, Transmission & Distribution, 2023
Powerline faults are responsible for major bushfires around the world where arcs provoked from ground faults are common causes for igniting such fires.
Warnakulasuriya Sonal Prashenajith Fernando   +4 more
doaj   +1 more source

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Intelligent power system protection data management [PDF]

open access: yes, 2013
The Power Flow is the most important issue to ensure an efficient yet affordable system. To maintain a low failure electrical breakdown or blackout analysis of faults leads to appropriate protection settings which can be computed in order to select
Hanzah, Nurulhuda Hanzah
core  

Real-time power system dynamic security assessment based on advanced feature selection for decision tree classifiers [PDF]

open access: yes, 2017
This paper proposed a novel algorithm based on advanced feature selection technique for decision tree (DT) classifier to assess the dynamic security in power system.
Al-Gubri, Qusay, Mohd Ariff, Mohd Aifaa
core   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

An overview of out-of-step protection in power systems [PDF]

open access: yes, 2017
Power system is subjected to an extensive variety of little or bigger disturbance to the system during the operation. The power system that designed as one of the main requirement is to survive from the larger type of disturbances like faults.
Chin, Wan Ling   +5 more
core  

Analysis and discussion of a dead-zone protection mal-operation case in Brazil

open access: yesJournal of Modern Power Systems and Clean Energy, 2014
A mal-operation case of busbar protection caused by a dead-zone protection abnormality in the Brazilian Midwest Grid on September 19th, 2012, is briefly described.
Dehui Chen   +3 more
doaj   +1 more source

Dynamic Load Altering Attacks Against Power System Stability: Attack Models and Protection Schemes

open access: yesIEEE Transactions on Smart Grid, 2017
Dynamic load altering attacks (D-LAAs) are introduced as a new class of cyber-physical attacks against smart grid demand response programs. The fundamental characteristics of D-LAAs are explained.
Sajjad Amini   +2 more
semanticscholar   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Survey of aircraft electrical power systems [PDF]

open access: yes, 1972
Areas investigated include: (1) load analysis; (2) power distribution, conversion techniques and generation; (3) design criteria and performance capabilities of hydraulic and pneumatic systems; (4) system control and protection methods; (5) component and
Brandner, J. J., Lee, C. H.
core   +1 more source

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