TESTS OF THE PARACHUTE
PARACHUTE TEST EQUIPMENT
This equipment may be used to eject the can with parachute from, for example, a hexacopter. It has same size as a real CanSat.
MECHANISM OF ACTION
1. Closed – The wire is in the white tube.
All equipment ready to attach in to the Copter frame
1 – Fake cansat
2 – Weight on the rope
3 – Parachute cover – after unlinking the parachute moves up and spreads
4 – Rope connecting to the Copter frame
The tests were done to check the speed of a parachute descent. The Octocopter flew to a known altitude – the data were obtained through the OSD and GPS.
Then our parachute test equipment has been unlinked from the copter. While it was falling, the time was measured.
Preparations before the flight, start-up parachute test equipment
The Octocopter with Cargo
After unlinking, the opening of the parachute – photo from copter and from the ground
Our parachute is made from waterproof material. The velocity of descent is about 10-11 m/s, depending on the weather.
Parachute with 30 cm ruler
Parachute during the flight
- weight: 6g
- diameter: 35 cm
- hole diameter: 4 cm
- lines’ length: 30 cm
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