MENEZES, Marco Antonio de campos; http://lattes.cnpq.br/0288833030578593(Universidade Federal de ItajubáBrasilIRN - Instituto de Recursos NaturaisPrograma de Pós-Graduação: Mestrado Profissional - Engenharia HídricaUNIFEI, 2022-02-17)
Corrosion is a global problem, which implies costs in industrialized countries of up to
4.5% of GDP, with either economic, but also social and environmental impacts. In the
case of Brazil, the waste of water supply ...
SILVA, Soraia Cristina da; http://lattes.cnpq.br/6075489464474040(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional – AdministraçãoUNIFEI, 2023-12-11)
With the regulation of access to information in Brazil, through the Access to Information
Law (LAI), procedures were established for transparency in public administration, as a
way of ensuring the fundamental rights of ...
RAMOS, Nícolas Pinheiro; http://lattes.cnpq.br/0488201320177470(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2024-02-21)
Several relevant real-world applications rely on an inverse problem, which involves
recovering unknown causes from observing their effects. This differs from the corresponding
direct problem, whose solution involves ...
SOUZA, Túlio Augusto Zucareli de; http://lattes.cnpq.br/2748561250563891(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2024-02-26)
With the growing energy demand, the rise of stricter environmental regulations, and the large-scale application of electric vehicles far from being a reality, new energy vectors for internal combustion engines have been ...
MATOS, Flávio Amaury de Freitas; http://lattes.cnpq.br/2949963164775846(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2023-12-01)
Cemented carbides are formed by the association of very fine powdered particles of
hard carbides with tough metals. They are generally composed by tungsten carbide, which
provides high hardness and wear resistance, and ...
MATOS, Fabienne Mara Ferreira; http://lattes.cnpq.br/3420514655032398(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Mestrado Profissional - AdministraçãoUNIFEI, 2024-02-22)
Amidst the global economic crisis, financial management becomes paramount. In Brazil, despite the downward trend in inflation, gaps in financial literacy persist, impacting the well-being of over 71 million Brazilians who ...
RANGEL, Bruno de Souza; http://lattes.cnpq.br/2680443151477507(Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - MatemáticaUNIFEI, 2024-02-19)
In this dissertation, rstly, we show that a polynomial di erential system of even
order does not have a global center. Next, we characterize all Liénard polynomial systems having a global center at the origin. In particular, ...
FRANCO, Murilo Leandro; http://lattes.cnpq.br/1083017557123649(Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Engenharia ElétricaUNIFEI, 2023-12-15)
This work presents a case study on the application of a voltage source converter in
an industrial microgrid, using multilevel topology in a Back-to-Back arrangement. The
main purpose is to understand whether the application ...
CARVALHO, Raffael Cleisson de; http://lattes.cnpq.br/8993852934865449(Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2023-12-18)
Public consultation is a direct democracy device that aims to allow the population to
participate in decision-making in various areas of public policy. In Brazil, the Fiscal
Responsibility Law establishes that a public ...
GUERRINI, André Belluco; http://lattes.cnpq.br/7416025567367379(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia MecânicaUNIFEI, 2023-11-20)
Aeroderivative gas turbines are widely used on Floating Production Storage and Offloading (FPSO) oil and gas production platforms. These units serve as production, storage, and oil transfer facilities. These turbines are ...
VENTURA, Charly Braga; http://lattes.cnpq.br/9840433346213682(Universidade Federal de ItajubáBrasilIESTI - Instituto de Engenharia de Sistemas e Tecnologia da InformaçãoPrograma de Pós-Graduação: Mestrado - Ciência e Tecnologia da ComputaçãoUNIFEI, 2023-12-15)
The world’s demand for coffee increases every year, reaching 178.5 million 60 kg bags in
the period 2022-2023, an increase of 1.7% compared to the previous period 2021-2022.
The total production of Brazil’s coffee harvest ...
FERNANDES FILHO, Ricardo Alexandre; http://lattes.cnpq.br/5218561645780587(Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - FísicaUNIFEI, 2024-02-26)
In this thesis, a qualitative analysis is proposed on how theories related to gravity have
changed over time until reaching the well-known modified theories of gravitation, demonstrating
the power they hold. The aim is ...
DIAS, Ranulfo da Silva; http://lattes.cnpq.br/0504152872750536(Universidade Federal de ItajubáBrasilIFQ - Instituto de Física e QuímicaPrograma de Pós-Graduação: Mestrado - FísicaUNIFEI, 2024-02-08)
The Glioblastoma Multiforme (GBM) is an aggressive brain cancer with a low survival
rate. Non-invasive brain stimulation is a promising approach for treating GBM, but there
is still much to be learned about its effectiveness ...
Silio, Thiago Borges do; http://lattes.cnpq.br/3842307579735159(Universidade Federal de ItajubáBrasilISEE - Instituto de Sistemas Elétricos e EnergiaUNIFEI, 2023-12)
With the increase in electricity consumption in everyday life, it has become essential to ensure
reliable and secure distribution of this type of energy. This requires the creation of reliable
systems, the use of robust ...
BARBIERI, João Paulo; http://lattes.cnpq.br/2229323014759922(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2023-09-19)
Under the influence of technological development, real systems are experiencing a significant increase in size and complexity. Faced with a context of technological advances, simulation maintains its scientific relevance, ...
OLIVEIRA, Lucas Antonio de; http://lattes.cnpq.br/7533889985607594(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Doutorado - Engenharia MecânicaUNIFEI, 2024-02-19)
This work aims to contribute to the development, understanding, and advancement of
damage detection in composite materials using the technique of vibrothermography. This
technique, classified as an active infrared ...
SALES JUNIOR, Celso Antonio Bittencourt; http://lattes.cnpq.br/1826220299079724(Universidade Federal de ItajubáBrasilIEM - Instituto de Engenharia MecânicaPrograma de Pós-Graduação: Mestrado - Engenharia de EnergiaUNIFEI, 2024-02-09)
The ongoing energy transition has resulted in an increased focus on renewable energy systems and their viability for Distributed Generation (DG) applications. In this context, small-scale wind turbines have drawn significant ...
OLIVEIRA, Milena Silva de; http://lattes.cnpq.br/0195435243013383(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2023-10-31)
Discrete Event Simulation (DES) stands as one of the primary and most significant simulation techniques to assist decision-making in various areas of Industrial Engineering. Industrial enterprises of various sizes can ...
COSTA, Bruna Stéfany; http://lattes.cnpq.br/0636011177483953(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2023-10-20)
The most important objectives of industrial and non-industrial companies are related to cost,
time and quality. On the one hand, the control charts represents an important quality tool,
showing if the process is in control ...
VIEIRA, Jéssica Tito; http://lattes.cnpq.br/2780688968433974(Universidade Federal de ItajubáBrasilIEPG - Instituto de Engenharia de Produção e GestãoPrograma de Pós-Graduação: Doutorado - Engenharia de ProduçãoUNIFEI, 2023-12-13)
Turning is one of the most widely used manufacturing processes in the industry. Its
extensive application means that turning processes are increasingly focused on producing
of high-quality parts, aiming to associate ...