Dissertações: Recent submissions

  • FALCÃO, Maria Luciana Cruz; http://lattes.cnpq.br/9050075583599768 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Materiais para EngenhariaUNIFEI, 2003-01-28)
    The purpose of this research was to prepare and characterize porous hydrogels to biomedical applications. The studied system is based on the polymeric blend poly(vinyl alcohol)/Chitisan (PVA/Ch) developed by pH the induced ...
  • VELAZQUEZ, Mirian Raquel Lafuente (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2003-02-25)
    The source of this research is the revision of ISO 9000 norms groups that occurred in December of 2000 and brought some similar issues related to the Total Quality Management (TQM) philosophy. The proposition to this ...
  • ALMAS, Fabio (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2003-12-10)
    This study demonstrates the implantation of the Statistical Process Control in a textile industry, which main activity is the polyester filaments texturing. The main objective is to evaluate the productive process enabling ...
  • OLIVEIRA, Francisco Alexandre de; http://lattes.cnpq.br/4018317306536070 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2003-06-17)
    The present study aims at developing and applying a methodological approach for the Activity Based Management in companies physically arranged in manufacture cells. First, a revision of the literature is carried out, ...
  • TAKENAKA, Renan Ryuji Murashita; http://lattes.cnpq.br/6292736149981290 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2023-03-16)
    Control charts are tools from Statistical Process Control widely used to monitor key quality characteristics of a product or service. For being extremely efficient in monitoring and improving quality, research is needed ...
  • SALOMON, Karina Ribeiro; http://lattes.cnpq.br/3169357924019841 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2003-04-11)
    The energy crisis that Brazil faced in the past years has made the country, whose energy matrix is mainly based on water resources, opt for the use of other primary sources of energy in order to fulfill the demand of ...
  • RESENDE, Leonidas Chaves de; http://lattes.cnpq.br/7342383170952914 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2002-10-30)
    The regulatory reform of the electric power industry creates an entirely new competitive environment. In this new electricity market, the reliability of services plays a very important role to establish non-deterministic ...
  • PAREDES, Ádrian Enrique Ramón Osório (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2002-11-25)
    damental importance for the people, industries and for the national economy of a country at all, and moreover for the world with the crescent globalization. It is well known, also, that the loss of this input can result ...
  • GOMES, Leonardo Vinicius; http://lattes.cnpq.br/1341236113737330 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2003-02-21)
    This dissertation has the objectives to develop, to implement and simulate simplified mathematical models of combined cycle, with the intention of subsidizing studies of power system dynamic studies. These components ...
  • PAES, Domingos Sávio Faria; http://lattes.cnpq.br/8902389584704234 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2023-02-27)
    With the increasing dependence on technologies on a daily basis, it is evident the concern to maintain the infrastructures that support its operation, thus guaranteeing a good experience for the end user. Thus, denial ...
  • KANE, Daouda; http://lattes.cnpq.br/5317863496971184 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia MecânicaUNIFEI, 2002-12-18)
    In Grinding, geometrical irregularities called surface texture and surface integrity are normally controlled. To obtain a good surface texture and better surface integrity, depends to a large extend on choosing the cutting ...
  • ALBUQUERQUE, Valério Oscar; http://lattes.cnpq.br/5396585733252371 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2002-12-19)
    Worldwide, the Voltage Collapse phenomenon are provoking drastic consequencesin the reliable operation of the Electric Power Systems. It can be noted that environmental and economic restrictions, besides of the deregulation ...
  • BASTOS, Ivana Riera Pereira; http://lattes.cnpq.br/3280176121304503 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Meio Ambiente e Recursos HídricosUNIFEI, 2023-02-17)
    Ultraviolet Radiation (UVR) is responsible for several physical, chemical and biological processes, both on the surface and in the Earth's atmosphere. In humans, UVR can cause benefits, such as vitamin D synthesis, and ...
  • SILVA, Renner Augusto Pereira da; http://lattes.cnpq.br/6824843345329764 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - MatemáticaUNIFEI, 2023-02-24)
    The objective of this dissertation is to study the Global Asymptotic Stability Problem of vector fields. After presenting and clarifying the problems, a brief review of some topics of the Qualitative Theory of Ordinary ...
  • FAGUNDES, Flávia Fernanda Azevedo; http://lattes.cnpq.br/2104597436520176 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Meio Ambiente e Recursos HídricosUNIFEI, 2023-02-16)
    Increases in air temperature projected throughout the 21st century may impact the initial development dynamics of forest species, especially those located in persistent climate change hotspots. To deal with such threats, ...
  • RIBEIRO, João Gabriel Martins; http://lattes.cnpq.br/3824648196218149 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Meio Ambiente e Recursos HídricosUNIFEI, 2023-02-16)
    Annually, storms that occur in the Southeast of Brazil generate several disturbances to society. The Mesoscale Convective Systems (MCS) generate material losses and human lives, through the production of flooding, falling ...
  • JAIMES, Mariana Neves; http://lattes.cnpq.br/5535888194604329 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Desenvolvimento, Tecnologias e SociedadeUNIFEI, 2022-08-03)
    The Collective de mulheres Raízes da Terra is a self-organization of the Landless Rural Workers Movement (MST) belonging to the area of settlements and popular camps called Quilombo Campo Grande, located in Campo do Meio-MG. ...
  • MATA, Guilherme Ferreira da; http://lattes.cnpq.br/7769607012636323 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2022-12-14)
    The Brazilian electricity sector is going through a revolution in face of modernization challenges, needs for investments in smart grids, insertion of new technologies and distributed energy resources. In this context, it ...
  • NUNES, Luiz Gustavo Pieve; http://lattes.cnpq.br/1610574543271749 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2023-02-14)
    This paper presents an analysis of the ferroresonance problem that occurs in potential transformers in wind farm substations from high frequency transients, which has been increasingly recurrent in the context of the ...
  • ANTUNES, Mariana de Melo; http://lattes.cnpq.br/6005757304552038 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia MecânicaUNIFEI, 2023-02-23)
    This work describes an experimental and straightforward technique towards the simultaneous estimation of temperature-dependent thermal conductivity, k, and specific heat, cp, in samples of different metallic materials, ...