system-on-chip integration of a new electromechanical impedance calculation method for aircraft structure health monitoringsoc集成新的机电阻抗计算方法对飞机结构健康监测.pdf

Sensors 2012, 12, 13617-13635; doi:10.3390/s121013617 OPEN ACCESS sensors ISSN 1424-8220 /journal/sensors Article System-on-Chip Integration of a New Electromechanical Impedance Calculation Method for Aircraft Structure Health Monitoring Hamza Boukabache 1,2,*, Christophe Escriba 1,2, Sabeha Zedek 1,2, Daniel Medale 1, Sebastien Rolet 3 and Jean Yves Fourniols 1,2 1 Le Laboratoire d’Analyse et d’Architecture des Systèmes (LAAS), French National Center for Scientific research (CNRS), 7 avenue du colonel Roche, F-31077 Toulouse, France; E-Mails: cescriba@laas.fr (C.E.); Medale@laas.fr (D.M.) 2 UPS, INSA, INP, ISAE, Université de Toulouse, F-31077 Toulouse, France; E-Mails: sfzedek@laas.fr (S.Z.); fourniols@laas.fr (J.Y.F.) 3 EADS-Innovation Works, F-31000 Toulouse, France; E-Mail: Sebastien.Rolet@ * Author to whom correspondence should be addressed; E-Mail: hboukaba@laas.fr; Tel.: +33-561-337-849; Fax: +33-561-336-208. Received: 18 August 2012; in revised form: 17 September 2012 / Accepted: 25 September 2012 / Published: 11 October 2012 Abstract: The work reported on this paper describes a new methodology implementation for active structural health monitoring of recent aircraft parts made from carbon-fiber- reinforced polymer. This diagnosis is based on a new embedded method that is capable of measuring the local high frequency impedance spectrum of the structure through the calculation of the electro-mechanical impedance of a piezoelectric patch pasted non-permanently