Comparison of piezoelectric and crusher measurements of chamber pressure with finite element modeling results

F. Coghe, L. Elkarous, P. Van De Maat, A. Khadimallah, M. Pirlot

Publikation: Beitrag in Buch/Bericht/KonferenzbandKonferenzbeitragBegutachtung

Abstract

It is widely known that the result of a chamber pressure measurement is dependent upon the used measurement technique. This work compares pressure measurements made with two different types of piezoelectric transducers (C.I.P. and SAAMI) to measurements made using copper crushers. Dynamic material characterization followed by finite element modeling of the dynamic compression of the copper crusher inside the chamber was used in an effort to elucidate on the different peak pressures determined with these different measurement techniques. Although the finite element model validated the conversion table supplied with the copper crushers, the results did not permit to make any statistically relevant conclusions on the accuracy of the different measurement techniques.

OriginalspracheEnglisch
TitelInterior Ballistics, Exterior Ballistics, Launch Dynamics, Vulnerability and Survivability, Explosion Mechanics
Redakteure/-innenMatthias Wickert, Manfred Salk
Herausgeber (Verlag)DEStech Publications Inc.
Seiten135-146
Seitenumfang12
ISBN (elektronisch)9781605951065
PublikationsstatusVeröffentlicht - 2013
Veranstaltung27th International Symposium on Ballistics, BALLISTICS 2013 - Freiburg, Deutschland
Dauer: 22 Apr. 201326 Apr. 2013

Publikationsreihe

NameProceedings - 27th International Symposium on Ballistics, BALLISTICS 2013
Band1

Konferenz

Konferenz27th International Symposium on Ballistics, BALLISTICS 2013
Land/GebietDeutschland
OrtFreiburg
Zeitraum22/04/1326/04/13

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