Hier der andere:
Parameters
Bottle Volume 2000 cc
Diameter 92 mm
Water Fill 1000 cc
Launch Pressure 1115 Kpa (162 PSI, 11.00 Bar)
Nozzle diameter 20.0 mm
Nozzle viscous losses 0.10
Dry mass 500.0 grams
Coefficient of drag 0.16
Initial Velocity 0.0 m/s
Launch Tube length 300.0 mm
Launch Tube diameter 20.0 mm
Results
Launch and thrust phase
Thrust at start of launch tube 310.2N
Left launch tube at 11.2 m/s after 13ms
Thrust just after launch tube 676.0N
Initial burn acceleration 440.8 m/s2 (45.0G)
Average acceleration 490.1 m/s2 (50.0G)
Burnout
Burnout after 104 milliseconds
Burnout Velocity 50.9 m/s (183.3 kmh, 113.9mph)
Burnout Altitude 3.0 metres (9.9 feet)
Burnout acceleration 443.1 (45.2G)
Drag force at burnout 1.3 newton (0.1kgf)
Deceleration due to drag 0.3G
Speed increase due to air pulse 4.1m/s
Coast
Drag-free coast 132.2 metres to apogee at 135.2 metres after 5.3 seconds
Actual apogee at
116.58 metres (382.5 feet) after 4.81 seconds
Crashdown
Crashdown speed 44.5 m/s (160.1 kmh, 99.5mph)
Total flight time 9.80 seconds
Geändert von Twister am 29. März 2007 um 21:30