A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters

Approaches for diagnosis and prognosis of the health of engineering systems are divided into data-driven, model-based, and hybrid methods. Data-driven methods depend on the availability of data. Model-based methods require knowledge of the degradation process. A great effort of data generation along...

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Main Authors: Simon Hagmeyer, Peter Zeiler
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10097731/
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author Simon Hagmeyer
Peter Zeiler
author_facet Simon Hagmeyer
Peter Zeiler
author_sort Simon Hagmeyer
collection DOAJ
description Approaches for diagnosis and prognosis of the health of engineering systems are divided into data-driven, model-based, and hybrid methods. Data-driven methods depend on the availability of data. Model-based methods require knowledge of the degradation process. A great effort of data generation along with the high complexity of degradation processes often limits both approaches. To mitigate these limitations, the combination of data and knowledge through hybrid methods is examined in this paper. This approach is compared to the alternative approach of reducing the effort of generating training data, as both are gaining importance in diagnostics and prognostics. A new categorization of hybrid prognostic methods for combining data-driven and physics-based models is presented, along with references to existing realizations of these methods. Based on the categorization, a case study on the hybrid remaining useful life prediction of a filtration process is conducted. Several hybrid methods are implemented and tested in this study. Through the combination of models, an improvement in predictive accuracy is achieved. In addition, the paper examines systematic attributes of the individual hybrid methods. Statements on the influence of data scarcity on the predictive accuracy, data-driven models with high variance, and the computational efficiency of the hybrid methods are made. It is shown that these statements are supported by the case study’s results.
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spelling doaj.art-1b06dd0c29cc456a9d0273fc78f75d5b2023-04-13T23:00:33ZengIEEEIEEE Access2169-35362023-01-0111357373575310.1109/ACCESS.2023.326572210097731A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air FiltersSimon Hagmeyer0https://orcid.org/0000-0001-9963-5193Peter Zeiler1Research Group for Reliability Engineering and Prognostics and Health Management, Faculty of Mechanical and Systems Engineering, Esslingen University of Applied Sciences, Esslingen, GermanyResearch Group for Reliability Engineering and Prognostics and Health Management, Faculty of Mechanical and Systems Engineering, Esslingen University of Applied Sciences, Esslingen, GermanyApproaches for diagnosis and prognosis of the health of engineering systems are divided into data-driven, model-based, and hybrid methods. Data-driven methods depend on the availability of data. Model-based methods require knowledge of the degradation process. A great effort of data generation along with the high complexity of degradation processes often limits both approaches. To mitigate these limitations, the combination of data and knowledge through hybrid methods is examined in this paper. This approach is compared to the alternative approach of reducing the effort of generating training data, as both are gaining importance in diagnostics and prognostics. A new categorization of hybrid prognostic methods for combining data-driven and physics-based models is presented, along with references to existing realizations of these methods. Based on the categorization, a case study on the hybrid remaining useful life prediction of a filtration process is conducted. Several hybrid methods are implemented and tested in this study. Through the combination of models, an improvement in predictive accuracy is achieved. In addition, the paper examines systematic attributes of the individual hybrid methods. Statements on the influence of data scarcity on the predictive accuracy, data-driven models with high variance, and the computational efficiency of the hybrid methods are made. It is shown that these statements are supported by the case study’s results.https://ieeexplore.ieee.org/document/10097731/Data-driven methodsfiltrationhybrid methodsmodel-based methodsphysics-informed machine learningprognostics and health management
spellingShingle Simon Hagmeyer
Peter Zeiler
A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
IEEE Access
Data-driven methods
filtration
hybrid methods
model-based methods
physics-informed machine learning
prognostics and health management
title A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
title_full A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
title_fullStr A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
title_full_unstemmed A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
title_short A Comparative Study on Methods for Fusing Data-Driven and Physics-Based Models for Hybrid Remaining Useful Life Prediction of Air Filters
title_sort comparative study on methods for fusing data driven and physics based models for hybrid remaining useful life prediction of air filters
topic Data-driven methods
filtration
hybrid methods
model-based methods
physics-informed machine learning
prognostics and health management
url https://ieeexplore.ieee.org/document/10097731/
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