An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study

Making the correct maintenance strategy decision for industrial multistage machines (MSTM) is a constant challenge for industrial manufacturers. Preventive maintenance strategies are the most popular and provide interesting results but cannot prevent unexpected failures and consequences, such as tim...

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Main Authors: Francisco Javier Álvarez García, David Rodríguez Salgado
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Systems
Subjects:
Online Access:https://www.mdpi.com/2079-8954/10/5/175
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author Francisco Javier Álvarez García
David Rodríguez Salgado
author_facet Francisco Javier Álvarez García
David Rodríguez Salgado
author_sort Francisco Javier Álvarez García
collection DOAJ
description Making the correct maintenance strategy decision for industrial multistage machines (MSTM) is a constant challenge for industrial manufacturers. Preventive maintenance strategies are the most popular and provide interesting results but cannot prevent unexpected failures and consequences, such as time lost production (TLP). In these cases, a predictive maintenance strategy should be used to maintain the appropriate level of operation time. This research aims to present a model to identify the component that failed before its mean time to failure (MTTF) and, depending on whether the cause of the failure is known, propose the use of a predictive maintenance strategy and further decision-making to ensure the highest possible value from operating time. Also, it is necessary to check the reliable value of MTTF before taking certain decisions. For this research, a real case study of a MSTM was characterized component by component, setting the individual maintenance times. The initial maintenance strategy used for all the components is the preventive programming maintenance (PPM). If a component presents an unexpected failure, a method is proposed to decide whether the maintenance strategy should be changed, adding a predictive maintenance strategy to monitor said component. The research also provides a trust level to evaluate the reliable value of MTTF of each component. The authors consider this approach very useful for machine manufacturers and end users.
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spelling doaj.art-7cd85c0ded284d0b9d5b9135dbf0e47d2023-11-24T02:55:30ZengMDPI AGSystems2079-89542022-09-0110517510.3390/systems10050175An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case StudyFrancisco Javier Álvarez García0David Rodríguez Salgado1Department of Mechanical, Energy and Materials Engineering, University of Extremadura, C/Sta. Teresa de Jornet 38, 06800 Mérida, SpainDepartment of Mechanical, Energy and Materials Engineering, University of Extremadura, Avda. Elvas s/n, 06006 Badajoz, SpainMaking the correct maintenance strategy decision for industrial multistage machines (MSTM) is a constant challenge for industrial manufacturers. Preventive maintenance strategies are the most popular and provide interesting results but cannot prevent unexpected failures and consequences, such as time lost production (TLP). In these cases, a predictive maintenance strategy should be used to maintain the appropriate level of operation time. This research aims to present a model to identify the component that failed before its mean time to failure (MTTF) and, depending on whether the cause of the failure is known, propose the use of a predictive maintenance strategy and further decision-making to ensure the highest possible value from operating time. Also, it is necessary to check the reliable value of MTTF before taking certain decisions. For this research, a real case study of a MSTM was characterized component by component, setting the individual maintenance times. The initial maintenance strategy used for all the components is the preventive programming maintenance (PPM). If a component presents an unexpected failure, a method is proposed to decide whether the maintenance strategy should be changed, adding a predictive maintenance strategy to monitor said component. The research also provides a trust level to evaluate the reliable value of MTTF of each component. The authors consider this approach very useful for machine manufacturers and end users.https://www.mdpi.com/2079-8954/10/5/175predictive maintenancemultistage machinesensorisationdecision-makingmean time to failurealgorithm
spellingShingle Francisco Javier Álvarez García
David Rodríguez Salgado
An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
Systems
predictive maintenance
multistage machine
sensorisation
decision-making
mean time to failure
algorithm
title An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
title_full An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
title_fullStr An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
title_full_unstemmed An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
title_short An Approach for Predictive Maintenance Decisions for Components of an Industrial Multistage Machine That Fail before Their MTTF: A Case Study
title_sort approach for predictive maintenance decisions for components of an industrial multistage machine that fail before their mttf a case study
topic predictive maintenance
multistage machine
sensorisation
decision-making
mean time to failure
algorithm
url https://www.mdpi.com/2079-8954/10/5/175
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