Results 31 to 40 of about 28,312,119 (293)

A BPSO-Based Method for Optimal Voltage Sag Monitor Placement Considering Uncertainties of Transition Resistance

open access: yesIEEE Access, 2020
This study presents a new approach to the optimal placement of voltage sag monitors considering the uncertainties associated with transition resistance. The influence of transition resistance on the magnitude of voltage sags triggered by symmetrical and ...
Haiwei Jiang   +4 more
doaj   +1 more source

Dynamic power distribution management for all electric aircraft [PDF]

open access: yes, 2011
In recent years, with the rapid development of electric and electronic technology, the All-Electric Aircraft (AEA) concept has attracted more and more attention, which only utilizes the electric power instead of conventional hydraulic and pneumatic ...
Xia, Xiuxian
core   +4 more sources

A novel AC chopper integrated with active measurement of wideband impedance for wind power system

open access: yesIET Power Electronics, 2023
Large‐scale wind farms are susceptible to oscillations like any other power systems with high penetration of power electronics, whose characteristics of wideband impedance hold the key to resolving this issue.
Yan Shi   +4 more
doaj   +1 more source

Resilience Maximization in Electrical Power Systems through Switching of Power Transmission Lines

open access: yes, 2022
This research aims to maximize the resilience of an electrical power system after an N−1 contingency, and this objective is achieved by switching the transmission lines connection using a heuristic that integrates optimal dc power flows (DCOPF ...
Manuel Jaramillo   +2 more
core   +1 more source

Silicon nanowire arrays coated with electroless Ag for increased surface-enhanced Raman scattering

open access: yesAPL Materials, 2015
The ordered Ag nanorod (AgNR) arrays are fabricated through a simple electroless deposition technique using the isolated Si nanowire (SiNW) arrays as the Ag-grown scaffold.
Fan Bai   +8 more
doaj   +1 more source

Designing HVDC GIS/GIL spacer to suppress charge accumulation

open access: yesHigh Voltage, 2022
To suppress the charge accumulation on the spacer surface in direct current (DC) gas insulated transmission line (GIL) is an important and emergent issue for the development of a clean, safe and economic smart grid.
Zuodong Liang   +10 more
doaj   +1 more source

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Co-simulating fault events in the on- and off-site electrical system of a nuclear power plant

open access: yes, 2022
Continuous search for safety enhancements, reported events from the past and changes in the power system motivate studies on the impact of power systems in the safety of operations of nuclear power plants (NPP).
Millar, Robert John   +8 more
core   +1 more source

A novel distance protection scheme using single‐ended transient voltage based on generalized S transform

open access: yesIET Generation, Transmission & Distribution, 2022
Concerning the distance protection steady‐state over‐reach or under‐reach caused by the transition resistance, a novel distance protection scheme based on transient information is proposed.
Yifan Li   +4 more
doaj   +1 more source

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