Purpose

The structure of the vehicle is the primary load bearing and aerodynamic which holds everything together. It must be strong enough to survive the flight, but as light as possible in order to allow completion of mission goals.

Requirements

The following requirements come from the DTEG.

RequirementDescriptionComponentCompliance
6.1Adequate VentingNose ConeAttachment sufficient to allow nose cone to be unvented
6.1Adequate VentingAvionics BayVenting sufficient for good barometer performance.
6.1Adequate VentingAirframeVenting sufficient to prevent premature separation
6.2Structural IntegrityFin CanDoesn't Break in flight.
6.2Structural IntegrityAirframeDoesn't Break in flight.
6.2Structural IntegrityAvionics BulkheadDoesn't Break in flight
6.2Structural IntegrityPayload BulkheadDoesn't Break in flight
6.2Structural IntegrityNoseconeDoesn't Break in flight
6.2.1Material SelectionArchitectureNo PVC or Stainless Steel is used on the rocket.
6.2.3Coupler LengthAvionics BayExemption Obtained for Nose Cone interface. Airframe interface is compliant
8.2Launch StabilityArchitectureDemonstrate Vehicle stability off the rail
8.3Aerodynamic StabilityArchitectureMinimum vehicle stability margin is greater than 1.5
8.4Aerodynamic StabilityArchitectureMaximum vehicle stability margin is less than 6

 

Design

The following parts are owned by the Structures Team

Nose Cone Tip

Nose Cone

Payload Bulkhead

Avionics Bay

Airframe Tube

Avionics Bulkhead

Fin Pre-form

Hermes 1 Fin Can

Fin Can

Analysis

Nose Cone Thermal Analysis

Fin Flutter Analysis

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