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Re-entry Analysis

 

Impact during Landing

 

 

 

Upon the rockets re-entry, our experiment will be the first point of contact with the ground. Hence the design must be robust enough to withstand a violent impact. In the worst case scenario, where the parachute of the rocket does not deploy and lands on solid rock, the experiment must be able to survive.

Impact testing model was created and the experiment was collided with a velocity of 8m/s. The deformation in the bulkhead was minimal and the components above the bulk head survived the impact.

 

 

 

 

 

 

 

 

 

 

 

 

The collar for the ejectable antenna was then modified to crumple in the impact and reduce the deformation of the bulkhead.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Thermal

 

The maximum, worst case, skin temperature of the outside of the rocket is 200C.

For this temperature, an Ansys model has been created that will allow a temperature of 200C to be applied to the outer surface of the rocket and allowed to conduct through to find the internal temperature of the experiment and possible operation temperatures for electrical components.

The results from this analysis showed that the experiment will not be overheated by re-entry.

 

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