Dissertações: Recent submissions

  • NILO JÚNIOR, Luciano Pinho (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2003-11-18)
    This work was developed in order to propose a welding GMAW optimise mathematical model in a company who manufactures heavy truck and buses wheels in low carbon steel. This optimisation was achieved by Design of Experiments ...
  • SANTOS, Igor Gonzaga Martins; http://lattes.cnpq.br/2989775307485011 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado Profissional - Engenharia HídricaUNIFEI, 2022-08-23)
    Reservoirs are one of the main ways to shape the hydrological cycle by storing water for future uses. In this context, small reservoirs play a strategic role in water supply in communities around the world and especially ...
  • ROCHA, Camila Ferreira de Oliveira; http://lattes.cnpq.br/8980498077169820 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Desenvolvimento, Tecnologias e SociedadeUNIFEI, 2022-08-30)
    Global processes shake the local identities, habits and customs of Terra CaipiraPaulista, since its culture is portrayed as outdated in the face of the development established by society. With the influence of external ...
  • TORRES, Rafael Gonçalves; http://lattes.cnpq.br/9746091119754326 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado Profissional - Engenharia de MateriaisUNIFEI, 2022-08-25)
    Concrete is one of the most used materials in civil construction and many types of waste can be used in its composition to reduce the extraction of natural raw materials, such as glass, which is a 100% recyclable material ...
  • MORAES, Jose Geraldo de; http://lattes.cnpq.br/3313135299163906 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2004-12-14)
    The arise of a more competitive, demanding and global market has led many companies to adopt solutions that could help them to keep a sustainable position inside the marketplace. One of the alternatives that companies ...
  • SILVA, Wander Fonseca da (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2004-12-15)
    The 1990s economics opening challenge the enterprises how to survive, the globalization aggravated greatly the competition for the enterprises do keep in the market, it becomes extremely important an efficient administration ...
  • FÉO, Alexandre Estácio; http://lattes.cnpq.br/0699865094782564 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2004-12-16)
    It is known that electric power systems are submitted to frequent changes of state, as for instance, in load variations, commutations of generators or transmission lines, inclusion of new equipments, contingencies, etc. ...
  • BRIGHENTI JUNIOR, Djalma (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-04-28)
    Information technology projects are usually know by their customers and users as projects that seldom are completed on time, within the budget and with all the required specifications. There are several factors that make ...
  • ARAÚJO, Fabrícia (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-05-16)
    Nowadays the enterprises are continuously trying to adapt themselves to the customers requirements, the norms and regulations to be competitive, as well as keeping attentive to the technological and organizational ...
  • MEDEIROS, Marcos Oriano Barbosa de (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2003-12-22)
  • MARQUES, Marco Antonio (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2004-04-29)
    This work presents the development of a system (hardware and software in real time) for communication of the automotive systems. It started with the study of CAN protocols (intravehicles and proprietaries), in order to ...
  • FERREIRA, Luis Henrique de Carvalho; http://lattes.cnpq.br/3369026753730781 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2004-12-06)
    The term low voltage was initially used for digital and analog CMOS circuits working under 3V, on processes that used to work on a 5V power supply. When considering the market trend towards low-voltage and low-power, ...
  • FLAUSINO, Caio Marcus Dias; http://lattes.cnpq.br/8207815580992518 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2004-10-22)
    In this proposal the firsts tasks made were the survey and the analysis of the users and university’s requirements, and following the traffic and existing network characteristics. After that it was possible to propose some ...
  • SAADI ALEM, Carlos Augusto; http://lattes.cnpq.br/7993856475439193 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2004-10-22)
    This work evaluates the relation between Six Sigma projects implementation and the costs of quality. It initially presents the theories concerning both the costs of quality and the Six Sigma methodology, and later on, ...
  • BONANNI, Carlos Gustavo (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-06-08)
    The DOE utilization, although with several positive results, sometimes the results variances are not always predicted. Therefore, to predict these variations would be extremely important in order to produce more effective ...
  • DETONI, Daniel; 999 999 999 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2005-03-18)
    Nowadays, the globalized world requires competitive organizations that make qualified products and satisfy their client’s necessities. Therefore, the Six Sigma Methodology is a strategy that applies the structured use ...
  • BORGES, Gilze Belém Chaves; http://lattes.cnpq.br/0977962747578095 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2006-12-11)
    Increase of mineral waters consumption demand, incontestable economic, social and politic concern of sector for hydromineral watering places that were born and fully depend on this resource, as well as present scope of ...
  • CAMACHO, Carlos Alexandre Pereira; http://lattes.cnpq.br/7739017358717034 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2007-04-10)
    A voltage regulator for a synchronous machine was implemented during the work period. The symmetrical optimization method of regulators was used aiming at achieving a regulation system optimum response through the ...
  • RUIZ, Daniel Nogueira; http://lattes.cnpq.br/2299587544116634 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2007-03-02)
    Class D amplifiers have been widely used in high performance devices, mainly those powered by batteries. Class D amplifiers are the mostly used power amplifier in hearing aid devices, which is the focus of this work. Due ...
  • ARANTES, Janaina Fernandes Rosa; http://lattes.cnpq.br/0071301652908828 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2007-03-14)
    The constant industrial evolution and the variety of technologies generate an increasing demand of qualified professionals for the flexibility of solutions related to the requirements and problems of the companies. ...