Results 21 to 30 of about 1,049,007 (165)

Antenna Decoupling Based on Self-Resonance Frequencies of Common Mode and Differential Mode

open access: yesIEEE Access, 2021
This article presents a simple and effective decoupling approach based on the common mode (CM) and differential mode (DM) analysis to solve decoupling problem between two symmetrical antenna elements.
Anping Zhao, Zhouyou Ren
doaj   +1 more source

A Space Vector Based Zero Common-Mode Voltage Modulation Method for a Modular Multilevel Converter

open access: yesWorld Electric Vehicle Journal, 2023
A modular multilevel converter (MMC) can generate different common-mode voltage (CMV) values due to the high-frequency changing of the switching state under various modulation strategies.
Guozheng Zhang   +4 more
doaj   +1 more source

Reduced Common Mode Multilevel Inverter Strategy in Photovoltaic Systems [PDF]

open access: yesE3S Web of Conferences, 2023
Now-a-days, non-conventional energy sources are playing a vital role in the generation of electrical energy. This is due to the disadvantages in the conventional sources like pollution, non-availability of the resources, greenhouse effect.
Priyanka G.   +5 more
doaj   +1 more source

One Cycle Control of a PWM Rectifier a New Approach

open access: yesEnergies, 2020
This paper analyzes a Digital Signal Processor (DSP) based One Cycle Control (OCC) strategy for a Power Factor Corrector (PFC) rectifier with Common-mode Voltage (CMV) immunity. It is proposed a strategy that utilizes an emulated-resistance-controller in
Rodrigo De A. Teixeira   +6 more
doaj   +1 more source

A Review of Reduction Methods of Impact of Common-Mode Voltage on Electric Drives

open access: yesEnergies, 2021
In this survey paper, typical solutions that focus on the reduction in negative effects resulting from the common-mode voltage influence in AC motor drive applications are re-examined.
Marek Turzyński, Piotr Musznicki
doaj   +1 more source

Space Vector Modulation (SVM)-Based Common-Mode Current (CMC) Reduction Method of H8 Inverter for Permanent Magnet Synchronous Motor (PMSM) Drives

open access: yesEnergies, 2021
This paper proposes a space vector modulation (SVM)-based common-mode (CM) currents reduction method of an H8 inverter for permanent magnet synchronous motor (PMSM) drives.
Won-Sang Jeong   +4 more
doaj   +1 more source

5G large-scale array antenna technology development and innovation direction

open access: yesDianxin kexue, 2020
In view of the current system architecture and technical solutions of 5G large-scale antennas,new technological developments and innovation directions were proposed,including low profile and light weight radiation element,high precision amplitude and ...
Shengjun LUO, Shenke ZHANG
doaj  

A Bidirectional Absorptive Common-Mode Filter Based on Interdigitated Microstrip Coupled Lines for 5G “Green” Communications

open access: yesIEEE Access, 2020
This paper proposes a bidirectional absorptive common-mode filter (A-CMF) for 5G “green” communication systems. The A-CMF is a balanced-to-balanced structure using interdigitated coupled lines to replace normal double parallel-coupled lines
Yangyang Guan   +2 more
doaj   +1 more source

Reduction of heat sink common-mode currents in switching mode power supply circuits [PDF]

open access: yesAdvances in Radio Science, 2011
In this paper, a new filter design for a heat sink is presented. The parasitic couplings between electric power devices and the heat sink are responsible for common-mode currents.
J. Kulanayagam   +3 more
doaj   +1 more source

A high-frequency modeling of AC motor in a frequency range from 40 Hz to 110 MHz

open access: yesElectrical engineering & Electromechanics, 2022
Introduction. Most electromagnetic compatibility models developed for the study of three-phase induction machines are generally valid for low and medium frequencies (
H. Miloudi   +5 more
doaj   +1 more source

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