Results 11 to 20 of about 2,458,006 (305)

Voltage Multistability and Pulse Emergency Control for Distribution System with Power Flow Reversal [PDF]

open access: yes, 2015
High levels of penetration of distributed generation and aggressive reactive power compensation may result in the reversal of power flows in future distribution grids.
Nguyen, Hung D., Turitsyn, Konstantin
core   +2 more sources

Voltage Sensing in Bacterial Protein Translocation [PDF]

open access: yes, 2020
The bacterial channel SecYEG efficiently translocates both hydrophobic and hydrophilic proteins across the plasma membrane. Translocating polypeptide chains may dislodge the plug, a half helix that blocks the permeation of small molecules, from its ...
Bondar, Ana-Nicoleta   +5 more
core   +1 more source

Ageing behaviour of a polyethylene blend: influence of chemical defects and morphology on charge transport

open access: yesHigh Voltage, 2020
The properties of novel cable insulation systems will rely critically upon the morphology of the material. Here, a blend of high and low-density polyethylene (PE) was processed in order to generate three sets of samples with different morphologies.
Somyot Tantipattarakul   +2 more
doaj   +1 more source

Transmission Line Fault Diagnosis Method Based on Improved Multiple SVM Model

open access: yesIEEE Access, 2023
The accurate diagnosis of transmission line fault types is a prerequisite for quickly removing faults and restoring power supply, as well as the key to effectively reducing user economic losses, ensuring stable operation of the power system.
Peichuan Sun   +5 more
doaj   +1 more source

Charging models for airborne suspended particles around HVDC lines

open access: yesHigh Voltage, 2021
Ground total electric field (GTEF) is a vital parameter in the field of electromagnetic environment of high voltage direct current (HVDC) lines. Some experimental works reported that airborne suspended particles can be charged in the corona ion flow of ...
Kun He   +6 more
doaj   +1 more source

Distributed Generation as Voltage Support for Single Wire Earth Return Systems [PDF]

open access: yes, 2004
Key issues for distributed generation (DG) inclusion in a distribution system include operation, control, protection, harmonics, and transients. This paper analyzes two of the main issues: operation and control for DG installation.
Kashem, Mohammad, Ledwich, Gerard
core   +2 more sources

On specification-based cyber-attack detection in smart grids

open access: yesEnergy Informatics, 2022
The transformation of power grids into intelligent cyber-physical systems brings numerous benefits, but also significantly increases the surface for cyber-attacks, demanding appropriate countermeasures.
Ömer Sen   +7 more
doaj   +1 more source

Research on the Effect of an Air-Blown Interrupting Gap to Reduce the Rate of Lightning Tripping

open access: yesEnergies, 2023
The air-blown interrupting gap protection method is a self-energy interrupting method based on the concept of suppressing arc building by frequency continuation.
Hao Li   +4 more
doaj   +1 more source

Shot Noise through a Quantum Dot in the Kondo Regime [PDF]

open access: yes, 2001
The shot noise in the current through a quantum dot is calculated as a function of voltage from the high-voltage, Coulomb blockaded regime to the low-voltage, Kondo regime.
A. A. Kozhevnikov   +47 more
core   +1 more source

A Breakdown Voltage Multiplier for High Voltage Swing Drivers [PDF]

open access: yes, 2007
A novel breakdown voltage (BV) multiplier is introduced that makes it possible to generate high output voltage swings using transistors with low breakdown voltages. The timing analysis of the stage is used to optimize its dynamic response.
Hajimiri, Ali, Mandegaran, Sam
core   +1 more source

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