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The Use of PHM for a Dynamic Reliability Assessment

Heier, Henrik ; Mehringskötter, Simon ; Preusche, Christian (2018)
The Use of PHM for a Dynamic Reliability Assessment.
2018 IEEE Aerospace Conference. Yellowstone Conference Center, Big Sky, Montana (03.03.2018-10.03.2018)
Konferenzveröffentlichung, Bibliographie

Kurzbeschreibung (Abstract)

The reliability of critical aircraft systems such as braking, actuation or cooling systems has a direct influence on the overall aircraft safety and availability. Thus, an unforeseen failure of such systems can have a huge financial impact due to unscheduled downtimes or even worse, can lead to a safety critical situation. A precise knowledge of these system’s future reliability is therefore of great importance for any aircraft operator. The prevalent tools and processes used to conduct safety and reliability assessments have matured over the last decades. Nevertheless, they still form a rather static process, neglecting the true health state of an individual system. In this paper, it is proposed to utilize PHM methods to develop a dynamic reliability assessment method, which will assess the reliability of a given system at runtime (e.g. during flight), by monitoring and predicting the health status of safety critical components. It will be shown that this novel method provides several advantages compared to the classical reliability assessment process.

Typ des Eintrags: Konferenzveröffentlichung
Erschienen: 2018
Autor(en): Heier, Henrik ; Mehringskötter, Simon ; Preusche, Christian
Art des Eintrags: Bibliographie
Titel: The Use of PHM for a Dynamic Reliability Assessment
Sprache: Englisch
Publikationsjahr: 5 März 2018
Buchtitel: 2018 IEEE Aerospace Conference
Veranstaltungstitel: 2018 IEEE Aerospace Conference
Veranstaltungsort: Yellowstone Conference Center, Big Sky, Montana
Veranstaltungsdatum: 03.03.2018-10.03.2018
Kurzbeschreibung (Abstract):

The reliability of critical aircraft systems such as braking, actuation or cooling systems has a direct influence on the overall aircraft safety and availability. Thus, an unforeseen failure of such systems can have a huge financial impact due to unscheduled downtimes or even worse, can lead to a safety critical situation. A precise knowledge of these system’s future reliability is therefore of great importance for any aircraft operator. The prevalent tools and processes used to conduct safety and reliability assessments have matured over the last decades. Nevertheless, they still form a rather static process, neglecting the true health state of an individual system. In this paper, it is proposed to utilize PHM methods to develop a dynamic reliability assessment method, which will assess the reliability of a given system at runtime (e.g. during flight), by monitoring and predicting the health status of safety critical components. It will be shown that this novel method provides several advantages compared to the classical reliability assessment process.

Fachbereich(e)/-gebiet(e): 16 Fachbereich Maschinenbau
16 Fachbereich Maschinenbau > Fachgebiet für Flugsysteme und Regelungstechnik (FSR)
Hinterlegungsdatum: 16 Apr 2018 08:34
Letzte Änderung: 16 Apr 2018 08:34
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