UNIFEI - Campus 1: Itajubá: Recent submissions

  • VILELA, Nathalie Guerra; http://lattes.cnpq.br/7233601331723504 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Educação em CiênciasUNIFEI, 2022-06-06)
    The objective of this work was to analyze the meanings that the term everyday assumes in the research presented at ENPEC, based on Agnes Heller's vision of everyday life. We analyzed 75 articles published in all editions ...
  • MOTOKI, Édison Massao; http://lattes.cnpq.br/8287782880373384 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2022-07-25)
    With the advent of electro-electronic technology, the industries have invested in systems and equipment in order to increase productivity and quality of their products. At the same time, researchers indicate that, ...
  • BARBOSA, Nathália Vieira; http://lattes.cnpq.br/7052464924811586 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Doutorado - Multicêntrico em Química de Minas GeraisUNIFEI, 2022-06-30)
    Concern about environmental issues, the need for installations employing safety dielectric fluids, and the search for new methodologies for fluid maintenance of electric power machines using environmentally friendly ...
  • SILVA, Gabriel dos Santos e; http://lattes.cnpq.br/2708690932254733 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Multicêntrico em Química de Minas GeraisUNIFEI, 2022-07-20)
    Cancer has long been a major public health problem and affects all countries around the world. By 2020, it is estimated that there will be approximately 19.3 million new cases and 10 million deaths from the disease. ...
  • FREITAS, Cristiane de; http://lattes.cnpq.br/7082154759025401 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado - Desenvolvimento, Tecnologias e SociedadeUNIFEI, 2022-06-13)
    This study aimed to identify organizational and psychosocial risk factors in the relationship between mental health and work among active employees of a Public Educational Institution. This is an epidemiological research ...
  • COSTA, Maria Magali Borges; http://lattes.cnpq.br/0108131173684221 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Educação em CiênciasUNIFEI, 2022-03-04)
    The impact of technology on education has been bringing new challenges to the teacher in last decades, causing changes in the educational context of schools and breaking with traditional ways of teaching and learning. ...
  • VILAS BOAS, Sebastião Bruno; http://lattes.cnpq.br/6731138884802108 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado Profissional - Engenharia de MateriaisUNIFEI, 2022-07-05)
    Current technological progress has demanded materials that can maintain their physi cal and chemical properties and integrity when submitted to high mechanical stress for long periods and high temperatures. Ni-based ...
  • HILÁRIO, Maicon Queiroz; http://lattes.cnpq.br/4871296203849111 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia MecânicaUNIFEI, 2022-04-19)
    In several regions of the world and diferente countries there is a transition of the electricity matrix in progress, driven mainly by environmental issues. However, there are geopolitical aspects involved, suah as the ...
  • RODRIGUES, Wélington Borsato; http://lattes.cnpq.br/2125487663825102 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2022-06-23)
    The Brazilian electrical system has particular characteristics that demand very specific operational requirements and Smart Grids applications. One example is the fact of the system is mostly interconnected, with a large ...
  • FERETTI, Paulo Henrique; http://lattes.cnpq.br/8584355691074841 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2022-06-06)
    This work presents the study and design of a family of non-isolated high step-up dc-dc converters, based on the multi-state switching cell (MSSC) and voltage multiplier cells (VMCs). These converters can be used in ...
  • MOREIRA, Max Olinto; http://lattes.cnpq.br/1280058018404441 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2022-07-12)
    In recent years, renewable and sustainable energy sources have attracted the attention of various investors and stakeholders, such as energy sector players and consumers. Electric power systems have experienced the rapid ...
  • ARANTES, Daniel de Almeida; http://lattes.cnpq.br/5108061853359949 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2022-07-22)
    The use of fuel oils for energy generation in thermoelectric plants makes an important contribution to the Brazilian power grid, especially during periods of lower water abundance. The fuel oil used by some power plants ...
  • SANTOS, Yago Araújo dos; http://lattes.cnpq.br/9218194042390417 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2022-07-20)
    One of the problems commonly faced by Hydro Power Plants (HHP) is related to the inefficiency of their fish transposition system (FTS). Often, the implemented system is not functioning properly, due to lack of control, ...
  • VIDAL, Leonardo de Carvalho; http://lattes.cnpq.br/2401543076073435 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2022-07-06)
    Shore Power is one of the names given to the process of using the electrical energy available in maritime installations to supply the demand for electrical energy needed by a vessel during the period in which it is ...
  • SIMÃO, Jonas Marcelo de Carvalho; http://lattes.cnpq.br/5361533935446481 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado - Engenharia de ProduçãoUNIFEI, 2022-07-01)
    Regardless of nature, area of activity or target audience, organizations are increasingly being requested to present improvements in their performance, results and product / service quality. To help public entities ...
  • RODRIGUES, Reinaldo Borsato; http://lattes.cnpq.br/6964984498793358 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional - AdministraçãoUNIFEI, 2022-06-24)
    The Technology Readiness Levels (TRL) methodology, originated within the aerospace sector, has been used in highly complex technological projects, mainly in contexts where the domain of technology is still incipient. ...
  • SANTOS, Marcos Cirilo; http://lattes.cnpq.br/1095223533440449 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - Materiais para EngenhariaUNIFEI, 2022-05-27)
    Aluminum is a material widely studied and used in the most varied projects and sectors of the economy due to a set of interesting properties that attribute to this material, ease in machinability, casting and even ...
  • FERREIRA, Diego Corrêa; http://lattes.cnpq.br/0304518478025508 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2022-04-19)
    This work presents the thermal influence of the coating in a carbide cutting tool. The influence of the convection is also included in the analysis. The thermal model consist of a carbide cutting tool, a shim and a tool ...
  • TORRES, Bruno Silva; http://lattes.cnpq.br/9761133283026157 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2022-05-19)
    Electricity distribution systems represent the final link between energy-generating companies and consumers. Having radial characteristics, they have lower reliability, so a failure in some components causes the ...
  • LAGE, Luis ALBERTO; http://lattes.cnpq.br/9889255231807320 (Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado Profissional - Engenharia HídricaUNIFEI, 2022-02-25)
    The industrial sector is the 3rd largest user of water in Brazil, losing to irrigated agriculture and human supply. Among the various industrial segments, there is production of uranium dioxide, which is represented ...