The jettisoning of a nose cone in space from a spinning rocket has been investigated. The spring-assisted separation system is described with its mathematical model. The resulting nonlinear equations have been integrated numerically. The geometry for safe separation has been analyzed and the influences of various imperfections in the system, such as dynamic asymmetry, dynamic imbalance, separation system imperfections, etc., are studied. The analysis presented here enables a clear understanding to be obtained of the separation dynamics of a nose cone in a spinning environment. A closed-form solution has been obtained for the relative motion between the separating dynamically symmetric bodies devoid of any dynamic imbalance under the influence of a perfect separation system. For the same system, simple design formulae have also been derived for collision avoidance, which can be gainfully utilized for initial sizing of separation systems.
Dynamics of nose cone jettisoning from spinning rockets
2000
19 Seiten, 19 Quellen
Article (Journal)
English
Dynamics of nose cone jettisoning from spinning rockets
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