Results 51 to 60 of about 9,914 (264)
ABSTRACT Background Factors associated with relapse course and disability in myelin oligodendrocyte glycoprotein antibody‐associated disease (MOGAD) remain incompletely understood. Objectives To identify clinical and modifiable factors associated with relapse and disability in MOGAD. Methods In this ambispective multicentre cohort study using data from
Yingtao Wang +23 more
wiley +1 more source
Conversor CC-CC trifásico ZVS PWM de três níveis [PDF]
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Elétrica.Esta tese propõe uma topologia de conversor CC-CC trifásico de três níveis, modulado por largura de pulso e com comutação ...
Agostini Junior, Eloi
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New Onset of Fibromyalgia After Exposure to a Combat Environment: A Longitudinal Cohort Study
Objective Traumatic life events are hypothesized to be triggers for the onset of fibromyalgia. Posttraumatic stress disorder (PTSD) is a common comorbidity of fibromyalgia. However, limited prospective data are available on the development of fibromyalgia after exposure to high‐magnitude stress.
Jay B. Higgs +15 more
wiley +1 more source
Estudo e implementação do conversor TAB (Triple Active Bridge) aplicado a sistemas renováveis solares fotovoltaicos [PDF]
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2011Neste trabalho é apresentado um estudo inicial e uma aplicação do conversor TAB (Triple Active ...
Santos, Walbermark Marques dos
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Battery energy storage system for PV output leveling based on bidirectional isolated DC-DC converter
A photovoltaic (PV) system has a variable power output that depends on solar irradiance level and ambient temperature. This will be an issue when there is a massive penetration of PV in the future.
N. M. L. Tan +5 more
core +1 more source
Objective To evaluate how modifiable psychosocial factors and fatigue relate to physical functioning in patients with systemic lupus erythematosus (SLE). Methods In this cross‐sectional study of two demographically distinct cohorts (Approaches to Positive, Patient‐Centered Experiences of Aging with Lupus [APPEAL] and California Lupus Epidemiology Study
Mrinalini Dey +8 more
wiley +1 more source
Analysis of Solar PV Application Based on Bidirectional Inverter
Building a DC-DC converter with high step-up, low cost and high efficiency from low DC voltage is the requirement in many applications. It is achieved by employing a front end boost converter based full bridge inverter on bidirectional inverter.
Maideen Abdhulkader Jeylani A. +3 more
doaj +1 more source
Currently, residential photovoltaic power generation system is increasingly used worldwide. In this paper, an optimized structure of residential photovoltaic (PV) power generation system with 1500V DC bus is proposed. It includes PV panels, a three-level
Rui Li, Fangyuan Shi
doaj +1 more source
Fractional order control for a bidirectional converter operating in a DC
This paper presents the control design of a bidirectional converter used to support a DC microgrid. The chosen topology for this purpose is the bidirectional buck-boost converter, for which its mathematical model is obtained.
César Trujillo-Rodríguez +2 more
doaj +1 more source
Conversores Push-Pull PWM CC-CC trifásicos alimentados em corrente [PDF]
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2010In this thesis, a three-phase current-fed Push-Pull DC-DC converter and its version with active clamping ...
Andersen, Romero Leandro
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