Results 171 to 180 of about 5,995,861 (234)
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Design and Analysis of Hybrid-Excited Flux Modulated Linear Machines With Zero-Sequence Current Excitation

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2022
This article investigates a hybrid-excited flux modulated linear machine (HEFMLM) with zero-sequence current excitation. With the adoption of integrated open winding, zero-sequence current can be utilized to provide the dc excitation and further improve ...
Yiming Shen, Q. Lu
semanticscholar   +1 more source

Predictive Zero-Sequence Current Control of Multiple Paralleled Power Converters

IEEE transactions on industrial electronics (1982. Print), 2022
In this work, we develop a zero-sequence model to analyze the zero-sequence current, i.e., circulating current, in multiple paralleled power converters.
Yu Li, Hang He, Zhen Li, Zhenbin Zhang
semanticscholar   +1 more source

3-D Vector-Based Model Predictive Current Control for Open-End Winding PMSG System With Zero-Sequence Current Suppression

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2021
In this article, 3-D vector-based model predictive current control (MPCC) for the open-end winding permanent magnet synchronous generator (OEW-PMSG) system driven by a dual inverter with a common dc bus is proposed to suppress the zero-sequence current ...
Xiaoguang Zhang   +5 more
semanticscholar   +1 more source

Improved Direct Torque Control for Open-Winding PMSM System Considering Zero-Sequence Current Suppression With Low Switching Frequency

IEEE transactions on power electronics, 2021
This article proposes an improved direct torque control strategy for open-winding permanent magnet synchronous motor (OW-PMSM) with common dc bus for zero-sequence current (ZSC) suppression. The proposed strategy builds a novel voltage vectors (VVs) look-
Dan Sun   +3 more
semanticscholar   +1 more source

New Sequences with Zero Autocorrelation

Problems of Information Transmission, 2002
The authors give a new construction method for unimodular delta-correlated sequences of length \(p\) (a prime). This method uses so-called Gauss periods. In the case \(p=3f+1\) it is shown that the elements are defined by roots of a polynomial of degree 12 over \(\mathbb{Z}\) (the integers) for one family and by roots of a polynomial of degree 6 for ...
Gabidulin, E. M., Shorin, V. V.
openaire   +1 more source

Sensorless Drive Strategy of Open-End Winding PMSM With Zero-Sequence Current Suppression

IEEE transactions on energy conversion, 2021
The open-end winding permanent magnet synchronous motor (OW-PMSM) with common DC bus configuration provides a path for zero-sequence current (ZSC). Apart from the zero-sequence voltage (ZSV) generated by inverters modulation, ZSC also comes from the ...
Cheng Liu, Jing Shang
semanticscholar   +1 more source

A Fault Data Based Method for Zero-Sequence Impedance Estimation of Mutually Coupled Transmission Lines

IEEE Transactions on Power Delivery, 2021
Line impedances estimation is of great importance in power system studies. Different software are used in utilities to calculate line impedances using the line conductor and structure data.
O. A. Gashteroodkhani   +2 more
semanticscholar   +1 more source

Design and Excitation Control of a Dual Three-Phase Zero-Sequence Current Starting Scheme for Integrated Starter/Generator

IEEE transactions on industry applications, 2021
A harmonic excitation brushless synchronous machine has higher power density compared with the traditional aerial three-stage generator due to removing the axial exciter and is suitable for use as an integrated starting-generator (ISG).
Fei Yao   +3 more
semanticscholar   +1 more source

Low-Complexity Deadbeat Model Predictive Current Control for Open-Winding PMSM Drive With Zero-Sequence Current Suppression

IEEE Transactions on Transportation Electrification, 2021
The application of model predictive current control (MPCC) on the open-winding permanent magnet synchronous machine (PMSM) drive system confronts the challenge of complexity due to the enumeration process and the multiobjective cost function evaluation ...
Mahmoud S. R. Saeed   +4 more
semanticscholar   +1 more source

Flux-Weakening Control for Variable Flux Reluctance Machine Excited by Zero-Sequence Current Considering Zero-Sequence Resistive Voltage Drop

IEEE transactions on energy conversion, 2021
In the control of variable flux reluctance machine (VFRM) excited by zero-sequence current, neglecting the zero-sequence resistive voltage drop would cause a large calculation deviation of the stator voltage, which can saturate the inverter and influence
Jiaqiang Guo, Xu Liu, Shanhu Li
semanticscholar   +1 more source

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