New PDF release: Analysis of Piezoelectric Structures and Devices

By Daining Fang

ISBN-10: 1680152548

ISBN-13: 9781680152548

ISBN-10: 3110297884

ISBN-13: 9783110297881

ISBN-10: 311029799X

ISBN-13: 9783110297997

This edited paintings covers piezoelectric fabrics within the kind of beams, plates, shells, and different structural elements in glossy units and buildings. purposes are frequency keep watch over and detection capabilities in resonators, sensors, actuators, oscillations, and different clever and clever constructions.

The contributions hide novel tools for the research of piezoelectric buildings together with wave propagation, excessive frequency vibration, fabric characterization, and optimization of buildings. figuring out of those tools is more and more vital within the layout and modelling of subsequent new release units and micro-structures with piezoelectric parts and results

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Extra info for Analysis of Piezoelectric Structures and Devices

Sample text

Modeling and numerical study of actuator and sensor effects for a laminated piezoelectric plate. Comput. , 2007, 85, 385-403. [5] Lin J C, Nien M H. Adaptive modeling and shape control of laminated plates using piezoelectric actuators. J. Mater. Process. , 2007, 189, 231-236. [6] Kang Y K, Park H C, Han K S. Optimum placement of piezoelectric sensor/actuator for vibration control of laminated beams. , 1996, 34(9), 1921-1926. [7] Choe K, Baruh H. Actuator placement in structural control. J. Guid.

60) where L and ψ ∗ are respectively the length and the curvature angle of the shell panel. 62) a , N a and M a are defined previously. They are determined by material Recall that Mxx ψψ ψψ properties, actuator and shell dimensions, modes and actuator locations. By comparing these control forces, one can study the modal control effectiveness of the new photostrictive SQ actuator system. Actuation characteristics and effectiveness of the photostrictive SQ actuator system to shells are presented next.

36b) where hs is the thickness of the distributed piezoelectric sensor layer, As is the effective electrode sensor area, h31 and h32 are piezoelectric constants, ris denotes the distance measured from the neutral surface to the mid-plane of the sensor layer, and ris = (h + hsi )/2. Note that r1s = r2s = (h + hs )/2 for uniform-thickness plates and sensor segments. 36b) denotes the averaged signal output of the sensor segment. It is assumed that four distributed piezoelectric sensors cover the whole surface of the plate.

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Analysis of Piezoelectric Structures and Devices by Daining Fang

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