Teses: Recent submissions

  • BARBEDO, Elioenai Levi; http://lattes.cnpq.br/0820111570083525 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2021-02-22)
    Vanadis®8 tool steel is a material manufactured by powder metallurgy, widely used in the manufacture of dies, punches, tools for cutting and cold forming. This high-performance steel has a high carbon content in its chemical ...
  • MAIA, Paulo Roberto; http://lattes.cnpq.br/7647278980141226 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-10-10)
    Several factors affect the performance of the Normal Border Intersection Method (NBI) when employed in the optimization of multiple response surfaces. Such factors cause discontinuities in the Pareto-optimal solution ...
  • VALÉRIO, Karollay Giuliani de Oliveira; http://lattes.cnpq.br/1708574602521185 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-11-23)
    The identification and implementation of technologies and innovations, through the development of business strategies, are factors that contribute to organizational success. In this context, industry 4.0 can contribute to ...
  • ROCHA, Fernanda; http://lattes.cnpq.br/2438566364943 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-07-10)
    Improving the development of education and learning requires in-depth study, especially when it comes to the learning of undergraduate Production Engineering students. The use of active teaching methodologies is the main ...
  • PAES, Vinicius de Carvalho; http://lattes.cnpq.br/8062806879483571 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-06-14)
    Modern production systems require monitoring processes for quality assurance and production compliance. Computer vision is a strong ally in the process of object identification and feature extraction, being used in several ...
  • ALMEIDA, Ana Paula Siqueira Silva de; http://lattes.cnpq.br/2146410092995682 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-05-20)
    Regulatory agencies concerned with controlling the new Medical Devices (MD) that go on the market started to require that manufacturers follow standards. Among these, an IEC 62366 standard establishes a Usability Engineering ...
  • BRAGA, Washington Luis Moreira; http://lattes.cnpq.br/7567897763840337 (Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2020-04-23)
    Inventory control impacts the flow of the production process, customer service and cost. To improve this management, many companies use the concept of kanban, which has the purpose of programming and controlling production ...
  • OLIVEIRA, Marcos André de; http://lattes.cnpq.br/0398696275415155 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2020-12-16)
    There are two groups of methods to control wake destructive behavior and vortex shedding behind bluff bodies. The first one is the active method, where an external source of energy is needed to control the flow. The second ...
  • GOMES, Amauri Ernesto; http://lattes.cnpq.br/4262224651091415 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2020-12-11)
    Machine tool bases are traditionally manufactured with cast iron and steel, with a low damping disadvantage. At first, in this research as an innovative way, an alternative material to traditional ones, and their application ...
  • MACIEL, Leticia dos Santos Benso; http://lattes.cnpq.br/1898875121918800 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-04)
    Using an economic model of the electricity market (TAROT - Optimized Tariff) that represents the regulated market of distribution of electrical energy, this theses presents an evaluation of public policies for fare social ...
  • MENDES, Thais Presses; http://lattes.cnpq.br/3210992891872797 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-17)
    The Classical Phasor Theory goes back to the pioneer work of Charles Proteus Steinmetz in the study of alternating current electrical circuits. According to Steinmetz, a classical or static phasor is a complex number ...
  • SANTOS, Priscila Mayara Duarte dos; http://lattes.cnpq.br/1244315036712537 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-07)
    Electric energy is a product sold through its market. Each kWh of energy produced directly impacts the social development of a given region. It is necessary for satisfactory economic growth, that the energy supplied in an ...
  • SILVA NETO, João Alves da; http://lattes.cnpq.br/5927863439058508 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-09)
    The growing concern related to the depletion of fossil fuels, the environmental effects of greenhouse gas emissions, and the low efficiency in transmitting large blocks of energy over long distances gave support to a new ...
  • RODRIGUES, Rodrigo de Paula; http://lattes.cnpq.br/3459819710852051 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-18)
    Non-intrusive load monitoring (NILM) systems have gained extensive interest due to their potential role regarding power savings for residential customers. These systems, which are mostly based on stages of detection and ...
  • SARMIENTO, Jonattan Emanuel; http://lattes.cnpq.br/1879439207040431 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-08)
    In the current context, Distributed Generators are progressively increasing their importance in the operation of distribution systems, and, consequently, the study of voltage stability increases their importance in these ...
  • MONTEIRO, Juliana Ribas; http://lattes.cnpq.br/2652393084193388 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-11-06)
    New opportunities enabled by renewable mobile power stations (RMPSs), in association with microgrids (MGs) ability to operate islanded to the main grid, presents a likely solution to ensure power system novel reliability ...
  • CHOHFI, Felipe Moreton; http://lattes.cnpq.br/4265418183590417 (Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Doutorado - Materiais para EngenhariaUNIFEI, 2020-01-30)
    A pressure container for the storage of LPG of type IV was developed with polymeric reinforced with composite materials using different technological processes such as injection molding, hot plate welding, filament winding ...
  • ROCHA, Franco Bassi; http://lattes.cnpq.br/0165435409542220 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-12-04)
    This work proposes a new approach to short-term load forecast for power distribution substations using the artificial neural network ensemble. In this sense, the main objective of this approach is to make predictions for ...
  • PEREZ, Filipe; http://lattes.cnpq.br/8905197244128668 (Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Doutorado - Engenharia ElétricaUNIFEI, 2020-09-28)
    Microgrids are a very good solution for current problems raised by the constant growth of load demand and high penetration of renewable energy sources, that results in grid modernization through “Smart-Grids” concept. ...
  • HERRERA, Rudy Perez; http://lattes.cnpq.br/5368990364923908 (Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2020-04-23)
    The Secondary products generated in the processing of sugarcane; that until a few years ago were mostly discarded, nowadays they have become potential energy resources for the generation of electric energy. However, the ...