Project Λscension. Vehicle Dimensions Weight: 19.6 Ib Length: 112.5 in (9 ft. 4.5 in) Diameter: 6...
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Transcript of Project Λscension. Vehicle Dimensions Weight: 19.6 Ib Length: 112.5 in (9 ft. 4.5 in) Diameter: 6...
Project Λscension
Vehicle Dimensions
• Weight: 19.6 Ib• Length: 112.5 in (9 ft. 4.5 in)• Diameter: 6 in• Fin Semi-Span: 6 in
Key Design Features
Key Design FeaturesPayload Containment Device
Key Design FeaturesPiston Parachute Deployment
Key Design FeaturesPiston Parachute Deployment
Launch Vehicle Interfaces
Final Motor Choice
AeroTech K1275R Thrust Curve
Mass Statement
Static Stability Margin
Center of Gravity (inches from nose): 67.9Center of Pressure (inches from nose): 89.7Stability Margin (diameters): 3.6
Parachutes
Parachute Size (in) Harness Harness Length (ft.)
Descent Rate (ft./s)
Drogue 30
5/8" tubular nylon
9 50
Payload 42 3 20
Main 72 15 20
Kinetic Energy
Predicted Drift
Test Plans
Subscale Test FlightFriends of Amateur Rocketry siteMojave Desert
Subscale Vehicle Summary
• Length: 72 in• Diameter: 4 in• Stability: 3.2 caliber• Pad Weight: 7.9 lbs.• Motor: AeroTech J350W
Subscale Test FlightLaunch Conditions
Date: 12/20/2014Location: Friends of Amateur Rocketry site,
Mojave DesertWeather: dry, overcastTemp: 45 FWind: calm (3 – 5 mph)Launch angle: 5 degrees
Subscale RecoveryMissile Works RRC2+ altimeters
Subscale Recovery
• 24” elliptical drogue• 48” elliptical main
Subscale Flight Results
• Stable Flight• Successful Recovery• 3314 ft. simulated altitude• 2726 ft. reported by RRC2+ altimeter
Piston Ejection Ground Test
Piston Ejection Ground Test
Status of Requirements Verification
AGSE Design Overview
AGSE Design Overview
AGSE Design Overview
AGSE Design Overview
AGSE Design Overview
Wheel spindle shaft will sit tightly in an opening in the spindle. A 10-24 screw and washer /lock nut will be used to provide additional support and friction. The spindle will be attatched to the motor with 10-24 screws, allowing the wheel to be turned by the motor
AGSE Dimensions
AGSE Design Overview
Pan/Tilt Servos
Servo connections
Pixy connection to Arduino ISCP connection
Lens and
Reset Button
AGSE Design OverviewHS-422 Gripper
HS 645 Wrist Servo
HS-755 Elbow Servo
C-Brackets HS-805 BB Shoulder Servo
AGSE Integration