C8.3 - Thermal wave and thermal pulse studies of the impact of manufacturing technology on the polarization of piezofiber composites

Event
AMA Conferences 2017
2017-05-30 - 2017-06-01
Nürnberg, Germany
Band
Proceedings Sensor 2017
Chapter
C8 - Material Characterization
Author(s)
A. Eydam, G. Suchaneck, G. Gerlach - Technische Universität Dresden (Germany)
Pages
420 - 423
DOI
10.5162/sensor2017/C8.3
ISBN
978-3-9816876-4-4
Price
free

Abstract

In this work, we apply the thermal pulse method to study the impact of process steps on the polarization of a piezofiber composite being integrated in a thermoplastic structure. Pre-poled samples are compared with samples which are poled after each integration step. The thermal wave method investigated previously shows a significant difference between these sample groups. The pyroelectric current is decreased by the embedding into thermoplastics. Contrarily, the differences between prepoling and re-poling are less verifiable when using the thermal pulse method.

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