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Development of Integrated MEasurement Systems

Descrizione del progetto

Metodi di collaudo innovativi e integrati per gli aerei passeggeri

Il monitoraggio dei danni negli aeromobili passeggeri è arricchito da un nuovo concetto che utilizza la turbolenza sul campo di deformazione nella struttura provocata dal danno per individuare i danni significativi e tracciarne la diffusione. Di recente, il progetto CS2 INSTRUCTIVE ha comprovato questo metodo impiegando la tecnologia a infrarossi, dimostrandone la capacità superiore di rilevamento di piccole cricche nelle strutture metalliche rispetto a qualsiasi altra tecnica disponibile. Il progetto DIMES, finanziato dall’UE, ha sviluppato un innovativo sistema di collaudo integrato per verificare la presenza di una cricca o di una delaminazione in una struttura metallica o composita. Il progetto ha combinato tali metodi innovativi con tecniche consolidate per attestare un metodo di prova integrato sulle strutture degli aerei passeggeri.

Obiettivo

The aim of the project is to develop advanced integrated testing methods that have the capability to detect a crack or delamination in a metallic or composite structure and have the potential to be deployed as part of an on-board structural health monitoring system for passenger aircraft. The proposal incorporates a new philosophy for monitoring damage in which the disturbance to the strain field in the structure caused by the damage is used to identify significant damage and to track its propagation. Recently, this approach has been demonstrated to be at least as effective in composite structures as traditional non-destructive evaluation techniques and, in CS2 project INSTRUCTIVE using infrared technology, it has been shown to be capable of identifying smaller cracks in metallic structures than any other available technique. In this project, it is proposed to amalgamate these innovations with more established techniques, such as strain gauges and acoustic emission, and to demonstrate an integrated testing method. The objectives are designed to mature technologies from TRL 4 to 6 that are likely to have a disruptive impact on the structural health monitoring of next generation large passenger aircraft The objectives are: i) to develop a robust and innovative concept for integrating a diverse set of sensors and data acquisition systems for detecting and monitoring damage in an aircraft assembly; ii) to produce an integrated system of sensors and data acquisition systems deployed on a test bench representing an aircraft assembly, and; iii) to conduct prototype demonstration and evaluation tests of the integrated system and test bench using independent systems. The primary outcome will be the demonstration, on a test bench consisting of an aircraft assembly, of an integrated measurement system for ‘on-line’ detecting and monitoring damage based on a diverse range of sensor systems.

Meccanismo di finanziamento

CS2-IA - Innovation action

Coordinatore

THE UNIVERSITY OF LIVERPOOL
Contribution nette de l'UE
€ 505 936,25
Indirizzo
BROWNLOW HILL 765 FOUNDATION BUILDING
L69 7ZX Liverpool
Regno Unito

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Regione
North West (England) Merseyside Liverpool
Tipo di attività
Higher or Secondary Education Establishments
Collegamenti
Costo totale
€ 505 936,25

Partecipanti (3)