Results 21 to 30 of about 26,388 (164)

HARMONIC GRADIENTS ON HIGHER-DIMENSIONAL SIERPIŃSKI GASKETS [PDF]

open access: yesFractals, 2020
We consider criteria for the differentiability of functions with continuous Laplacian on the Sierpiński Gasket and its higher-dimensional variants [Formula: see text], [Formula: see text], proving results that generalize those of Teplyaev [Gradients on fractals, J. Funct. Anal. 174(1) (2000) 128–154].
LUKE BROWN   +4 more
openaire   +3 more sources

On the detectability of higher harmonics with LISA

open access: yesPhysical Review D, 2023
Supermassive black hole binaries (SMBHBs) are expected to be detected by the future space-based gravitational-wave detector LISA with a large signal-to-noise ratio (SNR). This prospect enhances the possibility of differentiating higher harmonics in the inspiral-merger-ringdown (IMR) waveform.
Pitte, Chantal   +4 more
openaire   +4 more sources

METHOD OF EXPRESS-EVALUATION OF THE TOTAL COEFFICIENTS OF HARMONIC COMPONENTS IN ELECTRIC NETWORKS

open access: yesВестник Северо-Кавказского федерального университета, 2022
The method of estimating the total coefficient of harmonic components. The method does not require the decomposition of a periodic signal into higher harmonics.
Anton Petrov   +2 more
doaj  

Harmonic clipping contours: Numerical computation and extension to higher harmonics [PDF]

open access: yes2016 46th European Microwave Conference (EuMC), 2016
Abstract:\ud This paper presents the computation of harmonic clipping contours using a Matlab script that guarantees a fast calculation. Thanks to the numerical nature of the solution, an arbitrary number of harmonics can be taken into account with minimal added computational cost. The results for second harmonic clipping contours are compared with the
Quaglia, Roberto   +1 more
openaire   +2 more sources

Comparison of the Wideband Power Sources Used to Supply Step-Up Current Transformers for Generation of Distorted Currents

open access: yesEnergies, 2020
In this paper a comparison of the wideband power sources of a pulse width modulation (PWM) inverter and a power supply composed of an audio power amplifier and a two-channel arbitrary generator is discussed.
Michal Kaczmarek, Piotr Kaczmarek
doaj   +1 more source

Analysis of higher harmonics in the power supply system of the administrative building with grouped nonlinear low-power loads [PDF]

open access: yesTehnika, 2016
This paper presents the results of the analysis of influences of higher harmonics in the power supplying systems of administration building, obtained on the basis of formed simulation model.
Derikučka Ilija M.   +1 more
doaj   +1 more source

The Method to Determine the Turns Ratio Correction of the Inductive Current Transformer

open access: yesEnergies, 2021
This paper presents the method for evaluation of the turns ratio correction of the inductive current transformer using the magnetization curves determined at the non-load state and in the load conditions.
Ernest Stano
doaj   +1 more source

Superresonant Radiation Stimulated by Higher Harmonics [PDF]

open access: yesPhysical Review Letters, 2017
Solitons propagating in media with higher order dispersion will shed radiation known as dispersive wave or resonant radiation, with applications in frequency broadening, deep UV sources for spectroscopy or simply fundamental studies of soliton physics. Starting from a recently proposed equation that models the behaviour of ultrashort optical pulses in ...
Lourés, Cristian Redondo   +3 more
openaire   +4 more sources

Method for reducing the amplitudes of higher harmonics in the output voltage of the frequency converter

open access: yesВестник Самарского государственного технического университета. Серия: Технические науки, 2021
Modern low-voltage frequency converters, built on the principle of stand-alone inverters with pulse-width modulation, have large amplitudes of higher harmonics in the output voltage.
Alexsandr V. Starikov   +3 more
doaj   +1 more source

Method of calculating the distortion coefficient sinusoidality of the voltage curve created by three-phase straight lines

open access: yesВестник Самарского государственного технического университета. Серия: Технические науки, 2021
The existing calculation methods in various sources represent rectifier installations as sources of higher harmonics. In this case, the current value of the primary winding of the transformer in the form of rectangles is decomposed into a Fourier series ...
Vyacheslav S. Osipov
doaj   +1 more source

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