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Now showing items 11-20 of 444
Design of a state observer using decay rate LMI constraints for fault detection in mechanical systems
(2010-01-01)
Nowadays, one of the most important concerns for many companies is to maintain the operation of their systems without sudden equipment break down. Because of this, new techniques for fault detection and location in mechanical ...
Fault-Location System for Multiterminal Transmission Lines
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2010)
This research presents the development and implementation in a computational routine of algorithms for fault location in multiterminal transmission lines. These algorithms are part of a fault-location system, which is ...
Fault Location in Distribution Systems Based on Smart Feeder Meters
(Ieee-inst Electrical Electronics Engineers IncPiscatawayEUA, 2014)
Stator inter-turn faults diagnosis in induction motors using zero-sequence signal injection
(Institution of Engineering and Technology, 2020-12)
This study presents a strategy for stator inter-turn faults diagnosis in induction motors (IMs) operating under timevariable load and time-variable speed conditions. The strategy consists in injecting a zero-sequence ...
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 falha e determinação das métricas de confiabilidade de um aquecedor de água
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-10-04)
The objective of this work was to develop a failure cause analysis, as well as to determine the reliability metrics of a water heater. Reliability, failure probability, failure rate, mean time between failures, and pdf ...
Redução da indisponibilidade de um ativo através da manutenção suportada pela confiabilidade
(Universidade Tecnológica Federal do ParanáCuritibaBrasilCurso de Especialização em Engenharia da ConfiabilidadeUTFPR, 2017-02-15)
In some applications involving reliability and availability studies, it is possible to use specifics mathematics tools to make decisions. This work has as objective show how is conducted an unavailability analysis using ...
Análise de falhas dos equipamentos de um alto forno
(Universidade Tecnológica Federal do ParanáCuritibaBrasilEspecialização em Engenharia da ConfiabilidadeUTFPR, 2019-10-04)
With the global competitiveness increasing in the steel industry and large-scale production by large countries such as China and USA, it is necessary to reduce costs in a smart and strategical manner in order to stabilize ...
Revisão sistemática de teste em aplicações móveis: análise preliminar
(Universidade Tecnológica Federal do ParanáCuritibaBrasilBacharelado em Sistemas de InformaçãoUTFPR, 2017-12-05)
Investigação de um método vibro-acústico para detecção de danos em placas planas
(Universidade Tecnológica Federal do ParanáCuritibaBrasilGraduação em Engenharia MecânicaUTFPR, 2015-09-24)