Results 31 to 40 of about 255,891 (299)

A study of the effect of electrical breakdown in dielectric liquids on the needle point structure [PDF]

open access: yes, 1993
It has been suggested that the radius of curvature of needle point influences the electrical breakdown process. Optical microscope studies of the effect of consecutive breakdowns on the shape of steel needles in dielectric liquids have been performed ...
POMPILI, Massimo   +3 more
core   +1 more source

MAD-FORCE: Targeting High-Breakdown Streaming Robust Correlation With Optional Drift Handling

open access: yesIEEE Access
Streaming robust-correlation estimators must keep bounded memory while resisting contamination. In Force, constant-state P2 quantile summaries use an interquartile range (IQR) scale, tying trimming to the classical 25% breakdown regime and limiting high ...
Sooyoung Jang   +3 more
doaj   +1 more source

Experimental Investigation of the Breakdown Voltage of CO2, N2, and SF6 Gases, and CO2–SF6 and N2–SF6 Mixtures under Different Voltage Waveforms

open access: yesEnergies, 2018
This paper is devoted to a comparison study of the breakdown voltage of CO2, N2, and SF6 gases, and CO2–SF6 and N2–SF6 mixtures under different voltage waveforms, namely AC, DC, and lightning impulse voltages, in point–plane and sphere–sphere electrode ...
Abderrahmane Beroual   +2 more
doaj   +1 more source

Novel Step Floating Islands VDMOS with Low Specific on-Resistance by TCAD Simulation

open access: yesMicromachines, 2022
A novel VDMOS with Step Floating Islands VDMOS (S-FLI VDMOS) is proposed for the first time in this letter, in order to optimize the breakdown voltage (BV) and the specific on-resistance (Ron,sp).
Dongyan Zhao   +11 more
doaj   +1 more source

Anomalous plasma temperature at supercritical phase of pressurized CO2 after pulsed breakdown followed by large short-circuit current [PDF]

open access: yes, 2018
The relation between breakdown characteristics and plasma temperature of a pulsed arc discharge in highly pressurized CO2 was investigated up to a supercritical phase.
Kamagahara, Takeshi   +7 more
core   +1 more source

Evolution of the deformation profile of a horizontal thin ethanol layer when heated locally

open access: yesMATEC Web of Conferences, 2017
Thermocapillary breakdown of thin horizontal layer of ethanol when heated from a localized heat source was studied experimentally. The influence of layer depth on the breakdown process was investigated.
Spesivtsev Serafim, Lyulin Yuriy
doaj   +1 more source

Unsteadiness of Tip Leakage Flow in the Detached-Eddy Simulation on a Transonic Rotor with Vortex Breakdown Phenomenon

open access: yesEnergies, 2019
Tip leakage vortex (TLV) in a transonic compressor rotor was investigated numerically using detached-eddy simulation (DES) method at different working conditions.
Xiangyu Su   +3 more
doaj   +1 more source

City traffic flow breakdown prediction based on fuzzy rough set

open access: yesOpen Physics, 2017
In city traffic management, traffic breakdown is a very important issue, which is defined as a speed drop of a certain amount within a dense traffic situation.
Yang Xu   +3 more
doaj   +1 more source

Comparative Performance of Several Robust Linear Discriminant Analysis Methods

open access: yesRevstat Statistical Journal, 2007
The problem of the non-robustness of the classical estimates in the setting of the quadratic and linear discriminant analysis has been addressed by many authors: Todorov et al. [19, 20], Chork and Rousseeuw [1], Hawkins and McLachlan [4], He and Fung [5]
Valentin Todorov , Ana M. Pires
doaj   +1 more source

To infinity and some glimpses of beyond

open access: yesNature Communications, 2017
Certain physical problems such as the rupture of a thin sheet can be difficult to solve as computations breakdown at the point of rupture. Here the authors propose a regularization approach to overcome this breakdown which could help dealing with ...
Panayotis G. Kevrekidis   +2 more
doaj   +1 more source

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