Results 11 to 20 of about 14,335,537 (251)
Energies, 2020 This article presents a comparative experimental evaluation of some power calculation methods used for three-phase and single-phase systems. In order to make the comparison, methods based on three reference frames, the natural one, αβ and dq, are ...
Alonso de Jesús Chica Leal +2 more
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Power Analysis of Traction Transformer under Non-Sinusoidal Conditions
Advances in Electrical and Electronic Engineering, 2004 Article deals with power analysis of traction transformer 100/27 kV, Sn= 10MVA under non-sinusoidal conditions. The power analysis is evaluated by means of IEEE Trial Use Standard Definitions of the Electric Power Quantities under Non-Sinusoidal ...
Jaromir Kijonka +2 more
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EnergiesThis study proposes a hybrid pitching motion for oscillating flat plates aimed at augmenting the energy extraction efficiency of an energy harvester. The proposed hybrid pitching motion, within the first half cycle, integrates a non-sinusoidal movement ...
Suleiman Saleh, Chang-Hyun Sohn
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Evaluation of the Influence of Non-sinusoidal Conditions on Power Transformers
E3S Web of Conferences, 2018 The electrical equipment operation is cost-effective and reliable when operating parameters of the electrical network correspond to the rated data of the equipment.
Kovernikova Lidiia, Van Cuong Ngo
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Harmonics Detection and its Mitigation in a Doubly Fed Induction Generator based Power System
Pakistan Journal of Engineering & Technology, 2020 Ideally, electric supplying companies are projected to convey sinusoidal voltage having the frequency of constant rate, while the consumers are expected to extract the current in sinusoidal forms with power factor nearly equal to unity.
Muhammad Kashif +5 more
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Comparative analysis of reactive power definitions in the presence of harmonics [PDF]
Tehnika, 2017 In this paper, the most significant definitions of reactive power in single-phase and three-phase three-wire systems with non-sinusoidal voltages and currents are presented. Comparative analysis of these definitions has been performed.
Škrbić Bojana P., Mikulović Jovan Č.
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Cooperation of a Non-Linear Receiver with a Three-Phase Power Grid
Energies, 2023 This article presents an analysis of electrical parameters in a three-phase circuit characterized by the generation of harmonics. The Currents Physical Components (CPC) power theory for three-phase circuits were used.
Konrad Zajkowski +3 more
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Torque ripple minimization in non-sinusoidal synchronous reluctance motors based on artificial neural networks [PDF]
, 2016 This paper proposes a new method based on Artificial Neural Networks for reducing the torque ripple in a non-sinusoidal Synchronous Reluctance Motor. The Lagrange optimization method is used to solve the problem of calculating optimal currents in the d-q
Sturtzer, G. (Guy) +9 more
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Mechanical Power of Induction Motors with Non-sinusoidal Power Supply [PDF]
Problems of the Regional EnergeticsWhen induction motors are powered by solid-state voltage and frequency converters, the torque on the shaft is created by the first harmonic of the current, and the higher harmonics of the cur-rent only create losses in the stator winding.
Kovalov V., Kovalova Yu.
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Fast Method for the Iron Losses Prediction in Inverter Fed Induction Motors [PDF]
, 2009 In this paper an easy method for the iron loss prediction in PWM inverter fed induction motors is presented. The method was initially proposed and validated for the prediction of the iron losses in non-oriented soft magnetic material with PWM supply ...
A. Boglietti +5 more
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