Dissertações: Recent submissions

  • LIMA, Hércules Eliézer Rodrigues; 999999999 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-12-20)
    This work aim to analyze how the quality improvement is boarded in the operational level at manufacture enterprises whose result of productive process depends on intensive labor. Therefore, it is proposed to identify ...
  • BARBOSA, Luiz Paulo Costa; http://lattes.cnpq.br/8034230338250294 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2005-12-06)
    Knowing that the definition of conflict is the natural divergence between people or groups whose ideas, beliefs, values or needs are different, this work intends to study the conflicts caused by the use of the water ...
  • PRIMO, Kristiane Ramos; http://lattes.cnpq.br/2466118103276768 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2005-12-22)
    The principal sources of atmospheric polluting emissions of sugar/alcohol units are the steam boilers that use sugar cane bagasse as fuel. As a result of the combustion their release carbon oxides, (CO and CO2), nitrogen ...
  • PEREIRA, Matheus Antunes; http://lattes.cnpq.br/7402273694889760 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2021-12-03)
    Monitoring and maintenance of power transformers are of crucial importance, ensuring stability and performance to the whole electric system, being it's temperature one of the relevant variables to be monitored. In ...
  • SILVA, Rulemar Pessoa; 999999999 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2005-12-16)
    This dissertation presents the different forms of petition, in the administrative level, available to utilities, consumers and their representative entities in order to assure their rights in relation to acts and decisions ...
  • SILVA FILHO, Armando; 999999999 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2005-12-16)
    Electric energy generation produced close to the consumption local or in its own consumption installation – discarding power, property, energy source and technology – brings a series of benefits regarding traditional ...
  • BORGES, Cícero Lefort; http://lattes.cnpq.br/2442524184357461 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2005-11-25)
    This work presents techniques for connection to Database corporate relational of Utility of electric power, in the area that contains its Data of the electric net. The initial purpose of these techniques is to allow ...
  • RIBEIRO, Vander Alkmin dos Santos; http://lattes.cnpq.br/9893672119587472 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Materiais para EngenhariaUNIFEI, 2005-12-07)
    The ceramics of the type ferrites are materials that present important characteristics of electrical conduction and magnetic properties, as much as material magnetic hard, how much of soft magnetic materials. The cubics ...
  • LACERDA, Daniel de Oliveira; http://lattes.cnpq.br/2068163428304551 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2005-12-16)
    The utilization of optimization tools may provide a significant increase in competitiveness at modern companies. The application of such tools may be suitable for almost every production activity. For the manufacturers ...
  • BANHOLZER, Igor Ernesto Grieger; 999999999 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-12-19)
    Investment analysis is carried out through the use of proven evaluation tools, such as the DCF (Discounted Cash Flow), which includes the NPV method (net present value) and the IRR method (Internal Rate of Return). The ...
  • CARDOSO, Bruno Pereira; 999999999 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2005-07-15)
    This production discuss the technical, economic and operational performance of the medium voltage transformers manufactured and/or repaired in Brazil, based on results of load and no-load losses, magnetization current, ...
  • RODRIGUES, Giordana Maria; http://lattes.cnpq.br/9630980283008475 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2019-07-10)
    This work presents the design procedure and the analysis of the radiator elements, for the operational frequency of 5 GHz, using microstrip antennas to be applied in the helicopters. The designed microstrip antenna is ...
  • SILVA, Leonardo Dalcin; http://lattes.cnpq.br/5443578554591931 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2021-11-03)
    Macrophytes play an important role in the ecosystems in which they occur, such as reservoirs and natural lakes and river. They are responsible for maintaining the natural balance, such as oxygenation, filtration, and ...
  • SIQUEIRA JUNIOR, Laércio Almeida; http://lattes.cnpq.br/1566335377276184 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2021-09-03)
    Decision-making for groups, public or private, is indispensable to the development of organizations, and searching for mechanisms to support the managers more assertively is fundamental to this goal. Know how to use ...
  • OLIVEIRA, Leandro Junior de; http://lattes.cnpq.br/5440411966541343 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2021-09-30)
    In this work a study on the electric arc in industrial electrical systems will be presented, approaching the calculation methods according to the IEEE Std 1584 – 2002 and its revision IEEE Std 1584 – 2018 guides. The ...
  • ROSA, Antônio César Costa Ferreira; http://lattes.cnpq.br/3845027875860177 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2021-08-12)
    Shunt reactors in high-voltage and extra high-voltage, have historically been manufactured using oil-immersed iron core technology, mainly due to issues related to the insulation of the reactor windings. However, with ...
  • DUARTE, Thiago Morais; http://lattes.cnpq.br/1975441326742342 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Educação em CiênciasUNIFEI, 2021-08-10)
    The research presented here aimed to analyze the skills manifested by first and second year high school students when a Didactic Sequence (SD) occurred in the form of a pedagogical intervention based on the Science-Tec ...
  • ARAÚJO, Camila de Fátima Neves; http://lattes.cnpq.br/8726914134910388 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Desenvolvimento, Tecnologias e SociedadeUNIFEI, 2021-07-13)
    The sociodemographic transition, with consequent population aging, is now a global reality. This scenario, concomitant with the growing urbanization of cities, makes the State have to adopt measures and strategies, capable ...
  • FRANÇA, Márcio Alberto de; http://lattes.cnpq.br/3438470433832514 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional - AdministraçãoUNIFEI, 2021-08-06)
    The research sought to analyze the use of Financial Education by the MPO Agent as a tool for maintaining compliance in the process of granting and conducting Oriented Productive Microcredit operations of retail bank ...
  • VILELA, Filipe Bueno; http://lattes.cnpq.br/4272415056307226 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Materiais para EngenhariaUNIFEI, 2021-07-29)
    The occurrence of bone fractures has progressed globally proportionally to the increase in life expectancy of people. Advances in bone immobilization and regeneration techniques used in medical practice, however, progressed ...