Project Λscension. Vehicle Dimensions Weight: 19.6 Ib Length: 112.5 in (9 ft. 4.5 in) Diameter: 6...

Post on 18-Dec-2015

218 views 1 download

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