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Numerical simulation of debris cloud propagation inside gas-filled pressure vessels under hypervelocity impact

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In the paper SPH methods in AUTODYN-2D is used to investigate the characteristics of debris clouds propagation inside the gas-filled pressure vessels for hypervelocity impact on the pressure vessels. The effect of equation of state on debris cloud has been investigated. The numerical simulation performed to analyze the effect of the gas pressure and the impact condition on the propagation of the debris clouds. The result shows that the increase of gas pressure can reduce the damage of the debris clouds' impact on the back wall of vessels when the pressure value is in a certain range. The smaller projectile lead the axial velocity of the debris cloud to stronger deceleration and the debris cloud deceleration is increasing with increased impact velocity. The time of venting begins to occur is related to the "vacuum column" at the direction of impact-axial. The paper studied the effect of impact velocities on gas shock wave.

Original languageEnglish
Title of host publicationProceedings of the 5th European Conference on Space Debris
StatePublished - 2009
Event5th European Conference on Space Debris - Darmstadt, Germany
Duration: 30 Mar 20092 Apr 2009

Publication series

NameEuropean Space Agency, (Special Publication) ESA SP
Volume672 SP
ISSN (Print)0379-6566

Conference

Conference5th European Conference on Space Debris
Country/TerritoryGermany
CityDarmstadt
Period30/03/092/04/09

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