Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Wlamir Olivares Loesch Vianna"'
Publikováno v:
Biblioteca Digital de Teses e Dissertações do ITAInstituto Tecnológico de AeronáuticaITA.
O presente trabalho tem por objetivo modelar, simular e analisar um sistema hidráulico para uma aeronave comercial regional. Para isso, ée considerado o comportamento do avião em algumas situações distintas de vôo, como falha de uma bomba princ
Autor:
Eduardo Afonso Pereira Barreto, Fernando Teixeira Mendes Abrahão, Wlamir Olivares Loesch Vianna
Publikováno v:
Journal of Quality in Maintenance Engineering. 27:517-536
PurposeThe objective of this work is to provide a novel aircraft allocation model for fractional business aviation. This model may provide decision-makers with alternative routing solutions that take into consideration preventive maintenance and fail
Publikováno v:
CEC
An optimized supply chain is essential for the success of large-scale industries. In order to meet the high availability level requirements, an efficient inventory system is crucial to reduce downtime when a failure event occurs. In a multi-echelon s
Publikováno v:
IEEE Systems Journal. 12:1170-1181
Researchers and industry practitioners have recently demonstrated great interest in maintenance planning since it directly impacts the lifecycle cost and availability of systems. Considering the aviation industry, this impact is even more relevant du
Publikováno v:
Annual Conference of the PHM Society. 11
The demand for more reliability, safety and performance in industrial systems is rapidly increasing every day. The early detection of faults can avoid catastrophic events and the identification of the fault nature and severity can lead to the most ap
Publikováno v:
Annual Conference of the PHM Society. 12:8
The Fault Isolation Manual (FIM) can be seen as a specialist system that carries the expectations and expertise of engineers and technical team concerning the aircraft components and systems operation. It is basically a manual that supports the maint
Publikováno v:
SysCon
This work consisted in developing a data driven solution to identify and isolate faults on aircraft bleed valves using supervised machine learning algorithms. A physical computer model of the valve with noisy observations and variable environmental c
Publikováno v:
SysCon
A troubleshooting strategy is a sequence of actions that must be carried out in order to solve a problem. Some troubleshooting strategies consist of a combination of actions and questions. In such cases, each possible answer for a question may lead t
Publikováno v:
SAE Technical Paper Series.
Autor:
Wlamir Olivares Loesch Vianna, Joao P. Malere, Bernardo Santos Aflalo, Leonardo Ramos Rodrigues, Ivo Paixao de Medeiros
Publikováno v:
2014 International Conference on Prognostics and Health Management.
This paper describes the application of the PHM concept to assess the State of Health (SoH) of a Proton Exchange Membrane Fuel Cell (PEMFC) as part of the IEEE PHM 2014 Data Challenge. Two regression approaches are used as health monitoring algorithm