3125993 documents found, page 8470 of 312600
Alocação Otimizada de Centrais Solares Fotovoltaicas no Sistema de Distribuição...
Paes Junior, Marcelo Renato de CerqueiraThe present work aims to simulate the effects of connecting photovoltaic power plants in the active energy losses of the distribution system at the west of the state of Paraíba. Initially was done the modeling of the distribution system, which has one supply point, 20 substations 69/13.8 kV and 25 distribution lines 69 kV. For network analysis was used the Newton-Raphson method for solution of power flow after ...
Caracterização do conteúdo harmônico em ambientes residenciais: estudo de caso
Carvalho, Flavio Gomes deIn this work a characterization of harmonic content in residential electrical systems through a set of measurements over various periods of time is performed. For each reported case it was a statement of charges that make up the installation and an individual analysis of each of them as a way to assess their influence on the harmonic behavior of the installation as a whole.; Coordenação de Aperfeiçoamento de Pe...
Classificação de distúrbios de energia elétrica baseada em sistemas imunológico...
Arruda, Bruno Willian de SouzaNowadays, electricity assumes an essential role in the sustainability of modern society. The requirement and consumer demand for power quality are growing along with the advancement of technology and the increasing use of non-linear loads. This paper presents an application of artificial immune systems, focusing on the clonal selection algorithm, for power quality disturbances classification. The algorithm uses...
Modelagem e acionamento de uma máquina de indução de nove fases baseado em modu...
Silva, Ivan daThe interest for the study of multiphase (more than three phases) machines and variable speed drives has substantially increased in the last two decades. The advantages presented by the multiphase systems compared to their three-phase counterparts have being the the main effort to increase researches all over the world. Reduction in torque oscillation, lower current ratings, high drive reliability, better fault...
Vivências do desejo feminino: a experiência homoafetiva
Machado, Aline OliveiraThinking of a society where part of the population is destined to live their affectivity in secret is to think like these people "admit to himself" a sexuality intended to marginalization and how to face, from the identification of desire itself to the practice of desire. Several studies have shown that even with the existence of social norms that shy away prejudice, discrimination is still active, although it ...
Inclusão de crianças autistas: um estudo sobre concepções e interações no conte...
Lemos, Emellyne Lima de Medeiros Dias LemosThe autism spectrum involves deviations in development since the early years of life in areas of social interaction, communication and imagination. Numerous researches are performed and many aspects remain inconclusive, especially regarding to the etiology, treatment possibilities and integration in regular schools. Considering the importance of social interaction in children's development and the influence of ...
Os estereótipos e o efeito do contato virtual no preconceito contra negros e no...
Batista, José Roniere MoraisThe main objective of this thesis was to investigate the role of the contact maintained via internet with Blacks and Northeasterners in the relationship between prejudice and discrimination against these groups. To achieve the proposed objective, five studies were carried out. In the first three, the instruments that would later be used were developed, and the similarities and differences between regional and r...
Intenção do uso de preservativo das mulheres de João Pessoa: aspectos psicológi...
Cabral, Taiane Regina PereiraThe study of vulnerability to sexually transmitted diseases seeks at understanding the different risks that any individual has of getting contaminated, due to individual and social characteristics that can be relevant to a greater exposure to the human immunodeficiency virus (HIV). Based on this premise, grounded on the Theory of Planned Behavior, the Theory of Control Locus, and the Vulnerability Model, two st...
As mulheres no fenômeno das drogas: representações sociais de usuárias de crack
Medeiros, Katruccy TenórioThe use of drugs constitutes in the last years one of the most serious and hard to solve social phenomena nowadays. The crack has stood out in the Brazilian scenery regarding to other drugs gaining high social visibility. At the moment, it is understood that the consumption of drugs happens in all social groups; however the abusive use of crack by female users has been reported as a growing phenomenon in our so...
Entendendo a psicopatia: contribuição dos traços de personalidade e valores hum...
Monteiro, Renan PereiraThis dissertation aimed at determining the extent to which personality traits, mediated by human values, predict psychopaths phenotypes. In this sense, three empirical studies were carried out. Study 1 aimed to adapt to the Brazilian context the Triarchic Psychopathy Measure (TriPM). Participants were 498 undergraduate students of public and private universities from João Pessoa (Brazil), with a mean age of 22 ...