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Published in 2019 at "Electronics Letters"
DOI: 10.1049/el.2018.7035
Abstract: This Letter proposes an improved repetitive controller based on Lagrangian interpolation method to suppress harmonic current in the permanent magnet synchronous motor. Harmonic current suppression performance is degraded drastically if the ratio of the sampling…
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Keywords:
repetitive controller;
harmonic current;
permanent magnet;
improved repetitive ... See more keywords
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Published in 2019 at "Physical Review B"
DOI: 10.1103/physrevb.99.100506
Abstract: We report on the measurement of the intrinsic higher harmonic current-phase relation for epitaxial NbN/NiCu/NbN (SFS) Josephson junctions. We investigated the π-0 phase transition as a function of temperature for SFS Josephson junctions with a…
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Keywords:
harmonic current;
current phase;
josephson junctions;
phase ... See more keywords
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Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3186373
Abstract: In modern power systems, harmonics are amongst the significant issues attributed to renewable energy sources and nonlinear loads. Direct harmonic monitoring of the entire power system may be too costly or impractical, and measured data…
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Keywords:
estimation;
based harmonic;
harmonic sources;
unmonitored harmonic ... See more keywords
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Published in 2023 at "IEEE Access"
DOI: 10.1109/access.2023.3266072
Abstract: Considering the secondary power fluctuation, usually, it is necessary to cascade the second harmonic current suppression circuit (SHCSC) in the front of the single-phase inverter. However, it may result in the cascaded system being unstable,…
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Keywords:
system;
second harmonic;
harmonic current;
stability analysis ... See more keywords
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Published in 2022 at "IEEE Journal on Emerging and Selected Topics in Circuits and Systems"
DOI: 10.1109/jetcas.2022.3141106
Abstract: Virtual Oscillator Control (VOC) is an advanced nonlinear grid-forming controller used for power electronics interfaced distributed generation (DG). In order to improve the reliability of voltage source converter connecting to the disturbance grid, a feedback…
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Keywords:
virtual oscillator;
control;
kalman filter;
current suppression ... See more keywords
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Published in 2021 at "IEEE Transactions on Energy Conversion"
DOI: 10.1109/tec.2021.3056557
Abstract: Torque ripple reduction has become an active research area for permanent magnet synchronous machine (PMSM) drives. This paper presents a novel torque ripple reduction method based on harmonic current control. In the proposed method, the…
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Keywords:
harmonic current;
torque ripple;
ripple reduction;
method ... See more keywords
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Published in 2021 at "IEEE Transactions on Energy Conversion"
DOI: 10.1109/tec.2021.3106229
Abstract: The expansion of grid-connected photovoltaic (PV) systems over the years has been followed by concerns about the PV inverter reliability. It is well known that single-phase grid-connected PV inverter has a double-line frequency ripple in…
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Keywords:
inverter;
third harmonic;
current injection;
harmonic current ... See more keywords
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Published in 2018 at "IEEE Transactions on Industry Applications"
DOI: 10.1109/tia.2018.2852943
Abstract: This paper presents a comparative study of harmonic current suppression control strategies for dc-biased vernier reluctance machines (dc-biased-VRMs). The back electromotive force waveforms of dc-biased-VRMs contain low-order harmonics. It leads to harmonic currents in phase…
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Keywords:
control;
comparative study;
study harmonic;
harmonic current ... See more keywords
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Published in 2018 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2017.2779420
Abstract: To increase power rating, parallel-connected converters are widely used in power systems. However, it brings challenge to output harmonic current control. For active power filter, the harmonic current compensation performance worsens. A virtual resistor has…
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Keywords:
load harmonic;
phase;
control;
current compensation ... See more keywords
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Published in 2021 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.2982099
Abstract: This article proposes a modeling approach and an optimization strategy to exploit a third-harmonic current injection for the torque enhancement in multiphase isotropic permanent magnet synchronous machines with nonsinusoidal back electromotive forces. The modeling approach…
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Keywords:
current injection;
harmonic current;
permanent magnet;
injection ... See more keywords
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Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3088361
Abstract: Dual three-phase permanent magnet synchronous machines (DTP-PMSMs) have received increasing attention from the industry and academia due to their advantages in lower burden on power inverters when operating in high power applications compared to the…
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Keywords:
torque ripple;
three phase;
optimal harmonic;
harmonic current ... See more keywords