Results 61 to 70 of about 324,786 (288)

Analysis and Implementation of High-Performance DC-DC Step-Up Converter for Multilevel Boost Structure

open access: yesFrontiers in Energy Research, 2019
The conventional DC-DC converters such as SEPIC, boost converter, etc. produces large voltage ripples in multilevel converter systems. For that reason, in this paper, a new DC-DC converter topology is proposed, and the performance is analyzed.
M. Premkumar, C. Kumar, R. Sowmya
doaj   +1 more source

A Novel IUPQC for Multi-Feeder Systems Using Multilevel Converters With Grid Integration of Hybrid Renewable Energy System

open access: yesIEEE Access, 2020
This paper presents a novel topology of interline unified power quality conditioner (IUPQC) for multi-bus/multi-feeder systems, capable of compensating both voltage and current imperfections simultaneously for power quality improvement.
T. Surya Prakash   +2 more
doaj   +1 more source

Material Coupling in Hybrid Neuromorphic Devices: From Fundamentals to System‐Level Applications

open access: yesAdvanced Functional Materials, EarlyView.
Hybrid neuromorphic devices utilize heterointerfaces between emerging semiconductors, where charge transfer and trapping, ion or defect modulation, and photogating are translated into synaptic functions. This paper discusses coupling strategies that tailor interfacial electronic and ionic properties in organic semiconductors, metal oxides, two ...
Minsu So   +5 more
wiley   +1 more source

Multilevel converters -- A new breed of power converters [PDF]

open access: yes, 1995
Multilevel voltage source converters are emerging as a new breed of power converter options for high-power applications. The multilevel voltage source converters typically synthesize the staircase voltage wave from several levels of dc capacitor voltages.
Peng, F.Z., Lai, J.S.
core  

Comparative Study of Multilevel Converters using DQ Current Control

open access: yesU.Porto Journal of Engineering
This paper presents a comprehensive comparative analysis of different multilevel converter topologies, including 2-level, Neutral Point-Clamped (NPC), Cascaded H-Bridge (CHB), and T-Type converters using the DQ current control strategy.
José Vicente, Agostinho Rocha
doaj   +1 more source

Denoising and Voltage Estimation in Modular Multilevel Converters Using Deep Neural-Networks

open access: yesIEEE Access, 2020
Modular Multilevel Converters (MMCs) have become one of the most popular power converters for medium/high power applications, from transmission systems to motor drives.
Saul Langarica   +6 more
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Multilevel converters for power system applications [PDF]

open access: yes, 1995
Multilevel converters are emerging as a new breed of power converter options for power system applications. These converters are most suitable for high voltage high power applications because they connect devices in series without the need for component ...
Peng, F.Z., Stovall, J.P., Lai, J.S.
core  

Multilevel converters in renewable energy systems

open access: yes, 2009
In photovoltaic, fuel cells and storage batteries, the low output DC voltage should be boosted. Therefore, a step-up converter is necessary to boost the low DC voltage for the DC link voltage of the inverter.
Nami, Alireza   +3 more
core   +1 more source

A comparative study of different machine learning techniques for condition monitoring of submodule capacitors in modular multilevel converters

open access: yesDiscover Applied Sciences
Modular multilevel converters are attractive for medium- and high-voltage applications because of their modularity and high-power quality. Reliability is a critical issue for this converter because each submodule has a capacitor, and condition monitoring
Manish Painuly   +4 more
doaj   +1 more source

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