Results 21 to 30 of about 203,397 (298)

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

Evaluation and Procedure for Estimation of Interharmonics on the Example of Non-Sinusoidal Current of an Induction Motor With Variable Periodic Load

open access: yesIEEE Access, 2021
The paper describes problem of isolating, evaluating and eliminating interharmonics of current using the example of the operation of an asynchronous electric motor operating at a variable periodic load. The complexity of the problem lies in the fact that
Boris A. Avdeev   +4 more
doaj   +1 more source

Nonlinear hydrodynamic response confronts LHC data [PDF]

open access: yes, 2015
Higher order harmonic flow $v_n$ (with $n\ge4$) in heavy-ion collisions can be measured either with respect to their own plane, or with respect to a plane constructed using lower-order harmonics.
Ollitrault, Jean-Yves   +2 more
core   +3 more sources

Improving the Electricity Quality by Means of a Single-Phase Solid-State Transformer

open access: yesDesigns, 2020
The paper describes the use of a single-phase three-stage solid-state transformer in networks with non-sinusoidal voltages in order to improve the quality of electricity. An active-inductive load was chosen as the load.
Boris Avdeev   +2 more
doaj   +1 more source

Improving the quality of electricity in the power supply systems of the mineral resource complex with hybrid filter-compensating devices

open access: yesЗаписки Горного института, 2021
The urgency and necessity of choosing and justifying the structures of hybrid filter-compensating devices based on series and parallel active filters to improve the quality of electricity in the power supply systems of enterprises of the mineral resource
Yurii A. Sychev, Roman Yu. Zimin
doaj   +1 more source

The information content of gravitational wave harmonics in compact binary inspiral [PDF]

open access: yes, 2002
The nonlinear aspect of gravitational wave generation that produces power at harmonics of the orbital frequency, above the fundamental quadrupole frequency, is examined to see what information about the source is contained in these higher harmonics.
Bender P   +11 more
core   +3 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  

Review of Measuring Methods, Setups and Conditions for Evaluation of the Inductive Instrument Transformers Accuracy for Transformation of Distorted Waveforms

open access: yesEnergies, 2023
In this review article, ideas for the development of measuring methods and setups to test inductive instrument transformer accuracy for the transformation of distorted current or voltage are analyzed. This article proposes limiting values for ratio error
Michal Kaczmarek, Ernest Stano
doaj   +1 more source

The Reference Wideband Inductive Current Transformer

open access: yesEnergies, 2023
The aim of this paper is to show that the developed inductive current transformer may ensure the required wideband transformation accuracy and it may be applied, as the reference source, in the measuring system for the evaluation of the transformation ...
Michal Kaczmarek   +2 more
doaj   +1 more source

Analysis of voltage and current harmonics and the risk of resonance in a network with power capacitors [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2014
The purpose of the analysis of measurement results of harmonics presented in this paper is to predict the potential dangers after installation of capacitor banks in a medium-voltage (6 kV) network of the Kolubara open pit mine.
Kostić Miloje, Georgijević Nikola
doaj   +1 more source

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