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Mostrando ítems 31-40 de 444
Estudo comparativo de ferramentas estatísticas em falhas de máquinas elétricas
(Universidade Tecnológica Federal do ParanáCornelio ProcopioBrasilEngenharia ElétricaUTFPR, 2019-06-26)
This work presents a comparison between methodologies used to detect and classify faults in tree-phase induction motors driven by frequency inverters. The applied method was the analysis of the current signals with stator, ...
Further improvements on impedance-based fault location for power distribution systems
(INST ENGINEERING TECHNOLOGY-IET, 2011)
In this study, further improvements regarding the fault location problem for power distribution systems are presented. The proposed improvements relate to the capacitive effect consideration on impedance-based fault location ...
Análise de dados de vida aplicada ao sensor de combustível
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2015-02-20)
The problem in question is related to a fuel sensor failure, model TX4, located within the truck fuel tank. We analyzed four truck models with data obtained in Brazil, Chile and Peru. This work concluded that the probability ...
Análise de confiabilidade dos trilhos do Túnel Monte Seco L1
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Especialização em Engenharia da ConfiabilidadeUTFPR, 2017-11-10)
Increasing annual maintenance budgets mean that companies need to be more assertive when allocating resources. Therefore, the greater the knowledge of the behavior of its assets, the greater the chances of performing a ...
Análise da confiabilidade, mantenabilidade e disponibilidade de moinhos de uma planta industrial
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2015-03-07)
This work presents the application of reliability studies and maintainability as important tools for the selection of appropriate maintenance policies for mill of an industrial plant. The study method includes revision of ...
Aplicação do método Jack-Knife para determinar falhas críticas em uma mandrilhadora
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Gerência de ManutençãoUTFPR, 2018-08-10)
The determination of failures that most compromise the maintenance performance in a company assets is not easy to identify. Therefore, it is proposed to study and apply the method of prioritizing failures Jack-Knife in a ...
Análise RAM aplicada aos equipamentos de limpeza de gás de um alto forno
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-10-04)
This study will be applied to blast furnace 1 Gas Cleaning, with the objective of presenting a structured analysis of reliability of this area after adoption of high rates of coal injection in big steel company, from 2015, ...
Aplicação de análise de dados de vida em pantógrafos e barramentos de máquinas móveis
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-08-05)
This study presents the importance of pantographs and the electrical bus bar system in the industrial production process of a steel mill. It shows the importance of such equipment in the reliability of the industrial ...
Análise de confiabilidade na manutenção aeronáutica de componente
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Especialização em Engenharia da ConfiabilidadeUTFPR, 2016-12-15)
This work presents a discussion about the most useful techniques on the Reliability analysis and modeling applied in the aeronautical maintenance sector. Initially, considerations regarding the aeronautical maintenance ...
Estudo da confiabilidade de equipamento de monitoramento de veículos
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Especialização em Engenharia da ConfiabilidadeUTFPR, 2018-10-29)
This work has as primary objective the estimation of the reliability from an equipment intended for traffic monitoring. The analysis segregates the life data set per customer and also per failure mode. The Weibull statistical ...