Results 41 to 50 of about 1,876,254 (142)

Insurance Policies for Condition-Based Maintenance Plans of ETICS

open access: yesBuildings, 2022
Currently, insurance companies exclude the buildings’ envelope of their policies since they lack reliable information about the risks and degradation models and are unable to estimate the probabilities of intervention and corresponding costs.
Ilídio S. Dias   +5 more
doaj   +1 more source

Condition-based maintenance at both scheduled and unscheduled opportunities [PDF]

open access: yes, 2016
Motivated by original equipment manufacturer (OEM) service and maintenance practices we consider a single component subject to replacements at failure instances and two types of preventive maintenance opportunities: scheduled, which occur due to periodic
Kalosi, Szilard   +2 more
core   +2 more sources

Providing decision support for the condition-based maintenance of circuit breakers through data mining of trip coil current signatures [PDF]

open access: yes, 2007
The focus of this paper centers on the condition assessment of 11kV-33kV distribution circuit breakers from the analysis of their trip coil current signatures captured using an innovative condition monitoring technology developed by others.
Campbell, A.   +4 more
core   +1 more source

Impact of Front- and Rear-Stage High Pressure Compressor Deterioration on Jet Engine Performance

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2018
Current civil aviation is characterized by rising cost and competitive pressure, which is partly passed to the MRO (Maintenance, Repair and Overhaul) companies.
Gerald Reitz, Jens Friedrichs
doaj   +1 more source

Review of prognostic problem in condition-based maintenance.

open access: yes, 2009
International audienceprognostic is nowadays recognized as a key feature in maintenance strategies as it should allow avoiding inopportune maintenance spending. Real prognostic systems are however scarce in industry.
Dragomir, Florin   +4 more
core   +2 more sources

Fire Control Radar Fault Prediction with Real-Flight Data

open access: yesAerospace
Unexpected failures of avionics equipment critically affect flight safety, operational availability, and maintenance costs. To address these issues, Condition-Based Maintenance Plus (CBM+) has emerged as a strategy to optimize maintenance timing based on
Minyoung Kim   +4 more
doaj   +1 more source

Identification of Railway Vertical Track Alignment via the Unknown Input Observer

open access: yesApplied Sciences
In this paper, a model-based approach for the identification of the railway vertical track alignment from simulation data is presented. The proposed methodology is based on the application of the unknown input observer algorithm.
Stefano Alfi   +4 more
doaj   +1 more source

Railway condition-based maintenance model with stochastic deterioration

open access: yesJournal of Civil Engineering and Management, 2014
The application of mathematical programming for scheduling preventive maintenance in railways is relatively new. This paper presents a stochastic mathematical model designed to optimize and to predict tamping operations in ballasted tracks as preventive ...
Cecília Vale, Isabel M. Ribeiro
doaj   +1 more source

Modelling wind turbine degradation and maintenance [PDF]

open access: yes, 2016
degradation, inspection and maintenance processes. The model was developed based on the Petri net method that effectively captures the stochastic nature of the dynamic processes through the use of appropriate statistical distributions. The versatility of
Andrews   +25 more
core   +1 more source

Advanced sensor-based maintenance in real-world exemplary cases

open access: yesAutomatika, 2020
Collecting complex information on the status of machinery is the enabler for advanced maintenance activities, and one of the main players in this process is the sensor.
Michele Albano   +8 more
doaj   +1 more source

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