NASA Technical Reports Server (NTRS) 20110014499: My Internship at the Prototype Development Lab

5.6 MB·English

by  NASA Technical Reports Server (NTRS)

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My Internship at the Prototype
Development Lab
Chelsea Partridge
Prototype Development Lab
NASA INSPIRE
The Coolest Place at
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My Mentor, Adam "Woodrow" Cofield Photo of machine sho in POL
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• Hypergol Flange Seal Testing
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Tensile Stress Calculations
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TENSLE SnESS ON RD1'·~009.o~1 0BOLT
MARGIN OF SAFETY
MoS := CTall_bolt_286 _ 1
5 MoS =7.556
CTbolt 286 5
Margin ofsafety (MoS) is positive, therefore stress is acceptable.
FORCES ON SEALAND BOLT
Figure7: Cro3S sec:ion viewofFlangE Test Article Fouter seal =2.209kip
Fouter seal
The ma oft~e oute' se~1 i;; bein~ used fotthis caleul~tion fer,th~tI ifint~e Fouter seal bolt:= - =0.368kip
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eV:!nthatthefirst sealfaIs, the inner arEa ofth3 outersea will be the greatest
areatrattre fOICE is actng upcn.
dou~et ~eal;= 2.5in MINIMUM BOLTPRELOAD +
Tmin := 85lbf·in k:= .2 d....~I. := .25in
( douter seal)2 NoAJo.Wt"
p -
~si Tmin
CT:lOlt 2E6:= _\__2 =15.05
J' Fp_min:= (k.dboltl
3( db)"11
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Rail Motor: Lorentz Force
ENG t~1 RING
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Current
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Rail Motor Assembly
VIPER Test Stand
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2.042"
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Top Right: LRU Box
Bottom Left: LRU Connector Plate
Bottom Right: Remodeled adapters
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