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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Case Study: ParaShield• Origin of ParaShield Concept• ParaShield Flight Test• Wind Tunnel Testing• Future Applications
© 2008 David L. AkinAll rights reserved - http://spacecraft.ssl.umd.edu 1
Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Graduate Design Class: Fall, 1988• Six students in graduate class in Aeronautics and
Astronautics at MIT• Project summary: Design an alternative manned
spacecra to supplement/replace the shuttle in the event of another Challenger-type accident
• Had to be capable of launch on Delta II, Atlas, Titan IIIC (existing ELVs)
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Parametric Analysis of Heating
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Parametric Analysis of Stagnation Temp
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Parametric Analysis of Dynamic Pressure
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Parametric Analysis of Peak Deceleration
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Comparison of Entry Trajectories
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Comparison of Heat Shield Temperatures
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Comparison of Total Heat Loads
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Early Assembly of Shield Structure
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
The Skidbladnir Development Team
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Shield Structure and Deployment
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
ParaShield Stowed and Deployed
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Launch Vehicle Integration
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
October 5, 1989 - T+2 sec
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
October 5, 1989 - T+60 sec
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
October 6, 1989 - Aftermath
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
ParaShield in GLM Wind Tunnel
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Schlieren Supersonic Flow Visualization
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
CFD Model
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
Configurations for Orbital Flight Test
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
ParaShield for ISS Crew Rotation Mission
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
ParaShield for Human Lunar Return
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Case Study: ParaShieldENAE 791 - Launch and Entry Vehicle Design
U N I V E R S I T Y O FMARYLAND
ParaShield for Human Mars Return
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