Nuno Amaro

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— Modern power grids must be highly reliable and provide power with a high quality. Power quality issues like voltage sags or current harmonics must be minimized, in order to achieve high levels of reliability in the system. One possible way to overcome such problems is through the utilization of active power filters like a Unified Power Quality Conditioner(More)
The aim of the present study was to examine the reliability of tethered swimming in the evaluation of age group swimmers. The sample was composed of 8 male national level swimmers with at least 4 years of experience in competitive swimming. Each swimmer performed two 30 second maximal intensity tethered swimming tests, on separate days. Individual(More)
The purpose of this study was to investigate if the variability of conditions of practice and contextual interference in motor skill learning-drop kick without rebound, in precisely – reflected on a better performance on a transfer test. For that, we have practice with a group of children, aged 9 and 10 years, four different tasks of practice organization:(More)
Swimming evaluation it's the most appropriate procedure to analyze the development of a swimmer since age group swimming. The training control provides tools to prescribe intensities and volumes of training, but also assesses the improvement of each swimmer throughout that prescription. In the season 2007/2008 Leiria' Swimming Association had 419 swimmers(More)
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