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Flight Readiness Review Team Hawaii. Vehicle Properties Diameter (in)6 inches Length (in)127 inches Gross Liftoff Weight (lb)50.25 lb Launch Lug/button.

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Presentation on theme: "Flight Readiness Review Team Hawaii. Vehicle Properties Diameter (in)6 inches Length (in)127 inches Gross Liftoff Weight (lb)50.25 lb Launch Lug/button."— Presentation transcript:

1 Flight Readiness Review Team Hawaii

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3 Vehicle Properties Diameter (in)6 inches Length (in)127 inches Gross Liftoff Weight (lb)50.25 lb Launch Lug/button Sizelarge 1515 Motor Retention Aeropack 98 mm

4 Motor Properties Motor ManufacturerAeroTech Motor DesignationL1500T Max/Average Thrust (N/lb)380 lbs/330 lbs Total Impulse (N-sec/lb-sec)5120 Ns/1150lbs-sec Mass pre/post Burn (lb)10.4 lb/5.2 lb

5 Stability Center of Pressure (in from nose)96.26 in Center of Gravity (in from nose)78.44 in Static Stability Margin2.97 Thrust-to-Weight Ratio7.18 Rail Size (in) / Length (in)0.5 in/120 in Rail Exit Velocity (ft/s)60 ft/s Max Velocity (ft/s)628.5 ft/s Max Mach Number0.7 Max Acceleration(ft/s^2)344 ft/s/s Peak Altitude (ft)5280 ft

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9 Team Hawaii USLI 2011-2012 Booster (Scale 1:6; all inches) Main Chute Storage

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11 Team Hawaii USLI 2011-2012 Drag Assembly Detail (Scale 1:1; all inches)

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14 Lateral Drift Distance 0-2 mph wind 0.0 kg. payload: 202 ft. 0.5 kg payload: 197.6 ft. 1.0 kg payload: 186 ft. 1.5 kg payload: 150.4 ft. 2.0 kg payload: 136.2 ft. 3-7 mph wind 0.0 kg. payload: 920 ft. 0.5 kg payload: 788 ft. 1.0 kg payload: 758 ft. 1.5 kg payload: 692 ft. 2.0 kg payload: 645 ft. 8-14 mph wind 0.0 kg. payload: 2050 ft. 0.5 kg payload: 1800 ft. 1.0 kg payload: 1660 ft. 1.5 kg payload: 1610 ft. 2.0 kg payload: 1490 ft. 15-25 mph wind 0.0 kg. payload: 3890 ft. 0.5 kg payload: 3800 ft. 1.0 kg payload: 3390 ft. 1.5 kg payload: 3130 ft. 2.0 kg payload: 2960 ft.

15 Recovery Altimeters PerfectFlight Mini Alt/WD Featherflight Raven Rocket Locators GPSFlight SD900e Transmitting Frequencies GPSFlight is 912MHz Beeline transmitter is 433.92 MHz,428.57 MHz

16 Parachutes Main - 7 grams black powderDrogue - 4 grams black powder Size 42 in diameter Altitude at Deployment (ft) apogee Velocity at Deployment (ft/s) 1.52 ft/s Terminal Velocity (ft/s) 75 ft/s Recovery Harness Length (ft) 40 ft Size 144 in diameter Altitude at Deployment (ft) 1100 ft Velocity at Deployment (ft/s) 75.7 ft/s Landing Velocity (ft/s) 21.8 ft/s Recovery Harness Length (ft) 20 ft Both Chutes Recovery Harness Material Rip-stop Nylon Harness Size/Thickness (in) 1 in Harness/Airframe Interfaces 3/8 in U-bolt and qiuck links

17 Kinetic Energy Kinetic Energy During Descent (ft-lb) 3014 ft-lbs Kinetic Energy Upon Landing (ft-lb) Section 174.5 ft-lbs Section 268.0 ft-lbs Section 360.5 ft-lbs Section 424.2 ft-lbs

18 Deployment Test 3/3/2012 Successful

19 Full Scale Low Power 3/11/12 Successful http://www.youtube.com/watch?v=3sZ3fvjzeWQ

20 Payload - ASTRID Printed Circuit Board Various Wires, Sockets, Risistors Arduino Nano Xbee-Pro 900 XSC Micro Read Relay BMP085 – Temperature, Pressure, Altitude DS1307 Real Time Clock DHT11 – Humidity TSL2561 – Light Sensor x2 TTL Serial JPEG – Camera Micro SD storage

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22 Payload - Walter Printed Circuit Board Various Wires, Sockets, Risistors Three perpendicular coils around a non-magnetic sphere 12-bit ADC 3 Operation Amp Micro SD storage Arduino Nano 3-axis accelerometer (comparison)

23 Education Outreach

24 Mahalo Questions?


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