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Reliability estimation by usage rate method varying the quantity of warranty data censored
(2020-01-01)
With an ever faster, more competitive market, and more demanding consumers who cannot tolerate product failures that are backed by consumer protection and protection laws, companies need to strive to improve the reliability ...
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 ...
Ensaios acelerados em conversor estático de energia CA/CC trifásico
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2016-12-15)
The development process of new products requires their reliability to be compatible with their total aggregated cost. To quantify such reliability, accelerated tests are usually employed. However, there are innumerous ...
Aumento da confiabilidade no sistema de bombeamento do corte logitudinal em uma máquina de papel imprimir e escrever
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2015-05-29)
The management of equipment reliability in paper manufacturing plants has driven organizations achieve better operating results. The reliability of the data collected by maintenance team in a paper machine printing and ...
Análise de confiabilidade na manutenção de forno elétrico
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-11-07)
This paper examines the performance of the induction furnace of a foundry, after the implementation of Reliability Centered Maintenance (MCC) in 2010. The electric furnace is used to manufacture spare parts that are used ...
Stress-Strength Reliability Analysis with Extreme Values based on q-Exponential Distribution
(Wiley, 2017)
When dealing with practical problems of stress-strength reliability, one can work with fatigue life data and make use of the well-known relation between stress and cycles until failure. For some materials, this kind of ...
Guidelines for the characterization of the internal impedance of lithium-ion batteries in PHM algorithms
(Prognostics and Health Management Society, 2018)
This article aims to describe the most important aspects to consider when using the concept of internal impedance in algorithms that focus on characterizing the degradation of lithium-ion (Li-ion) batteries. The first part ...
Switch allocation problems in power distribution systems
(Ieee-inst Electrical Electronics Engineers Inc, 2015-01-01)
Reliability analysis of power systems has been attracting increasing attention. Regulatory agencies establish reliability standards that, if infringed, result in costly fines for the utility suppliers. A special concern ...
Análise de confiabilidade, mantenabilidade e disponibilidade de uma mesa de resfriamento de tiras de aço
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-10-04)
The main subject of this research a study of reliability, maintainability and availability applied to a hot strip mill roller table. With RAM analysis, it is possible to safely determine the mathematical models involved ...