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1991
Conference Paper
Title
Measured parameters of the airblast loading of generic models from shock tube tests and comparison with SHARC-code calculations.
Other Title
Meßwerte aus Stoßrohrtests zur Blastwellenbelastung von typischen Modellen und Vergleich mit SHARC-Rechnungen
Abstract
The paper deals with methods for determining the loading functions of obstacles hit by blastwaves. Such functions provide the input data of structural response codes in order to perform vulnerability analyses of the objects. Loading functions can be obtained experimentally on the basis of pressure measurements using gages. They also result from code calculations, a technique applied recently. Numerical simulations using the code SHARC will be presented in the paper and partly compared to experimental data available, thus validating the code. Comparisons with the von Neumann Theory which can be used for an approximate calculation of loading functions are given additionally.
Language
English
Keyword(s)
blast wave reflection
blastwave loading
Blastwellenbelastung
Blastwellenreflexion
code calculation
Code-Rechnung
Druckmessung
instationärer Widerstandswert
Mach reflection
Machsche Reflexion
pressure gage
pressure measurement
regular reflection
reguläre Reflexion
SHARC code
unsteady drag coefficient
von-Neumann-Theorie
von Neumann theory