Ultrasonic structural health monitoring device, system and method
AssigneeNational Research Council of Canada
InventorsSilvio Elton KRUGER, David ROCHELEAU, Zhigang SUN, Kuo-Ting WU
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Abstract
Described are various embodiments of an ultrasonic structural health monitoring device, system and method. In one embodiment, an ultrasonic structural health monitoring device is described to monitor a structure. The device comprises a bottom electrode disposable on the structure; a piezoelectric medium disposed on the bottom electrode; a top electrode disposed on the piezoelectric medium; an acoustic insulation layer; and a connector to bring electrical excitation for the piezoelectric medium and to collect a generated electric response therefrom representative of structural health.
Claims31
An ultrasonic structural health monitoring device for monitoring a structure, the device comprising:
- a bottom electrode disposable on the structure;
- a piezoelectric medium disposed on said bottom electrode;
- a top electrode disposed on said piezoelectric medium;
- an acoustic insulation layer;
- and
- a connector to bring electrical excitation for said piezoelectric medium and to collect a generated electric response therefrom representative of structural health.
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Dependencies are inferred from the claim text.