Results 11 to 20 of about 39,547 (260)

Experimental Validation of Different Control Techniques Applied to a Five-Phase Open-End Winding Induction Motor

open access: yesEnergies, 2023
Open-end winding five-phase induction motor (OeW-5PIM) configuration is used in industrial applications, where minimization in the total harmonic currents and high reliability are needed.
Saad Khadar   +5 more
doaj   +1 more source

Ultraviolet-spot distribution and photon-count variation characteristics in direct current partial discharge [PDF]

open access: yesAIP Advances
To address the challenges of ultraviolet (UV) imaging technology for partial discharge (PD) in high-voltage direct current (HVDC) converter stations (equipment), a comprehensive UV image processing methodology has been developed, and a needle–needle ...
Xiuhai Wu   +6 more
doaj   +1 more source

Overview on Grid-Forming Inverter Control Methods

open access: yesEnergies, 2020
In this paper, different control approaches for grid-forming inverters are discussed and compared with the grid-forming properties of synchronous machines. Grid-forming inverters are able to operate AC grids with or without rotating machines. In the past,
Peter Unruh   +3 more
doaj   +1 more source

Angular dependence in ultraviolet imaging of HVDC partial discharges: Mechanism investigation and correction approach [PDF]

open access: yesAIP Advances
To address the observation angle effects on the diagnosis accuracy of ultraviolet (UV) imaging for partial discharge (PD) monitoring in high-voltage direct current (HVDC) equipment, this study investigates the underlying mechanism and develops a ...
Jinwei Lv   +6 more
doaj   +1 more source

A transformerless three‐level three‐phase boost PWM inverter for PV applications

open access: yesIET Power Electronics, 2021
Multilevel converters have seen rising demands in the past decades, due to their increased power ratings, enhanced power quality, low switching losses and reduced electromagnetic interference.
Aswin Palanisamy   +5 more
doaj   +1 more source

FPGA Digital Architecture for Multilevel Synchronous Optimal PulseWidth ModulationWith Seamless Pulse Pattern Transitions

open access: yesEletrônica de Potência, 2023
received the B.S. degrees in electrical engineering from the University Center of Jaraguá do Sul (UNERJ), Jaraguá do Sul, Brazil, in 2009, and the M.S.
Jackson Lago   +2 more
doaj   +1 more source

Research on Control Strategy of Voltage Source Full Power Wind Power Converter

open access: yesKongzhi Yu Xinxi Jishu, 2023
In the operating environment of power system with weak grid characteristics, the traditional current source converter control mode is prone to vibration, which increases the crossing difficulty and off-grid probability of wind turbines.
ZHOU Wang   +5 more
doaj   +3 more sources

Boosting the Electrostatic MEMS Converter Output Power by Applying Three Effective Performance-Enhancing Techniques

open access: yesMicromachines, 2023
This current study aims to enhance the electrostatic MEMS converter performance mainly by boosting its output power. Three different techniques are applied to accomplish such performance enhancement.
Mona S. Salem   +6 more
doaj   +1 more source

Nonlinear photon emission and discharge mode transitions in HVDC needle–needle electrodes: Insights from UV photon spot distribution mapping [PDF]

open access: yesAIP Advances
This study proposes a methodology for the development of ultraviolet (UV) spot distribution mapping with probabilistic processing, with the objective of addressing the challenges associated with the monitoring of partial discharge (PD) in high-voltage ...
Zhiliang Yin   +5 more
doaj   +1 more source

Evaluation and Comparison of DC-DC Power Converter Variations in Solar Panel Systems Using Maximum Power Point Tracking (MPPT) Flower Pollination Algorithm (FPA) Control [PDF]

open access: yesE3S Web of Conferences, 2020
Maximum Power Point Tracking (MPPT) is a method that can be used to optimize the electrical power output from solar panels. The performance of the MPPT method on solar panel systems can be influenced by many variables.
Luthfansyah Mohammad   +2 more
doaj   +1 more source

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