Results 41 to 50 of about 223,494 (299)

Retificador trifásico buck-boost de estágio único [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.Este trabalho apresenta uma nova topologia de retificador trifásico de estágio único com característica Buck-Boost ...
Borges, Altamir Ronsani
core  

Natural Biomaterials for Osteochondral Repair: From Source to Strategy

open access: yesAdvanced Healthcare Materials, EarlyView.
Biological origin‐guided overview of natural biomaterials and therapeutic strategies for osteochondral tissue engineering. The circular diagram categorizes representative materials and strategies into plant/algae‐derived, microbial‐derived, animal‐derived, and human‐derived sources, centered on an osteochondral defect repair model.
Hengyu Liu   +5 more
wiley   +1 more source

Conversores CC-CC básicos não isolados de três níveis [PDF]

open access: yes, 2005
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.O trabalho apresenta o estudo dos conversores básicos não isolados de três níveis obtidos a partir de uma célula de ...
Bottion, Antonio José Bento
core  

Analysis of energy processes in pulse converters of AC electric power

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2015
The article presents the analysis of energy processes in switched-mode AC-AC converters of buck, boost and buck-boost types. The mathematical model of energy processes is obtained.
A. F. Kadatsky, A. P. Rusu
doaj   +1 more source

Topology and Control Strategy of PV MVDC Grid-Connected Converter with LVRT Capability

open access: yesApplied Sciences, 2021
This paper proposes an isolated buck-boost topology and control strategy for the photovoltaic (PV) medium-voltage DC (MVDC) converter with low-voltage ride through (LVRT) capability.
Huan Wang   +4 more
doaj   +1 more source

Enhanced Photocatalytic H2O2 Production on Terpyridine‐Based Acrylonitrile‐Linked Covalent Organic Frameworks with Asymmetric Localized Electron Distribution

open access: yesAdvanced Materials, EarlyView.
Asymmetric localized electron distribution has been optimized in covalent organic frameworks to enhance *O2 adsorption and facilitate charge transfer, boosting photocatalytic two‐electron transfer oxygen reduction toward H2O2 production from water and air.
Qinglan Zhao   +12 more
wiley   +1 more source

A New Topology of Single-Phase Common Ground Buck-Boost Inverter With Component Voltage Rating Reduction

open access: yesIEEE Access, 2023
The combination of conventional front-end DC-DC converter and H-bridge inverter has been proposed with common-ground (CG) characteristic and voltage booting capability.
Vinh-Thanh Tran   +3 more
doaj   +1 more source

Conversores CC-CC com elevada taxa de conversão estática [PDF]

open access: yes, 2014
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2014.Nesse trabalho é introduzida uma nova família de Conversores CC-CC com elevada taxa de conversão estática.
Sá, Franciéli Lima de
core  

Functional Mapping of Neurodevelopmental Disease Pathways to Key Neurodevelopmental Processes Represented in the Developmental Neurotoxicity In Vitro Testing Battery

open access: yesAdvanced Science, EarlyView.
Human‐relevant methods are essential for modern chemical safety assessment. This study helps define the capabilities and boundaries of an in vitro testing battery for developmental neurotoxicity by exploring its biological applicability domain. By linking neurodevelopmental disease‐related pathways to key neurodevelopmental processes, the work enhances
Eliska Kuchovska   +14 more
wiley   +1 more source

Integrated design & control of a buck boost converter [PDF]

open access: yesSba: Controle & Automação Sociedade Brasileira de Automatica, 2009
This paper presents the integrated design and control of a buck boost converter (BBC). In the proposed methodology the design tool provides simultaneously the controller tuning and BBC design parameters in such a way that some closed-loop pre-specified static and dynamic behavior is obtained.
Garcia, Martin J. Pomar   +3 more
openaire   +3 more sources

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