DocumentCode
1484080
Title
Discussion of 1-D piezoelectric transducer models with loss
Author
Whitworth, Glenn
Author_Institution
Marlborough, NH, USA
Volume
48
Issue
3
fYear
2001
fDate
5/1/2001 12:00:00 AM
Firstpage
844
Lastpage
846
Abstract
Two, 1-dimensional piezoelectric transducer models are presented that use complex numbers to represent mechanical and dielectric loss. Exact numerical agreement was achieved by avoiding a number of small errors in the literature. A correction to Kino´s (1987) simplified Mason parallel equivalent circuit is also given. Efficiency is discussed.
Keywords
Q-factor; dielectric losses; equivalent circuits; matrix decomposition; piezoelectric transducers; ultrasonic transducers; 1D models; complex numbers; dielectric loss; efficiency; mechanical loss; piezoelectric transducer models; quality factor; simplified Mason parallel equivalent circuit; transfer function; Capacitance; Computer errors; Dielectric losses; Equations; Equivalent circuits; Impedance; Matrix converters; Numerical models; Permittivity; Piezoelectric transducers;
fLanguage
English
Journal_Title
Ultrasonics, Ferroelectrics, and Frequency Control, IEEE Transactions on
Publisher
ieee
ISSN
0885-3010
Type
jour
DOI
10.1109/58.920720
Filename
920720
Link To Document