H202 rotor Tip-Jet propulsion system
French translation: système de propulsion du rotor à fusées au peroxyde d'hydrogène (H2O2)
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| 11:29 Nov 25, 2015 |
| English to French translations [PRO] Tech/Engineering - Aerospace / Aviation / Space / Unmanned Aerial Vehicle | |||||||
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|  Selected response from: FX Fraipont (X) Belgium Local time: 03:30 | ||||||
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| 5 +2 | système de propulsion du rotor à fusées au peroxyde d'hydrogène (H2O2) |
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| Discussion entries: 3 | |
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Answers
3 hrs confidence: 
peer agreement (net): +2
peer agreement (net): +2| h202 rotor tip-jet propulsion system système de propulsion du rotor à fusées au peroxyde d'hydrogène (H2O2) Explanation: "Your average whirleybird is driven by a big motor in the middle, spinning the blades one way and, as per Newton, rotating the body of the craft the other. A tail rotor counteracts the force, but a more efficient solution is to have the rotors power themselves, which is exactly how the Dragonfly DF1 works. It has tiny, hydrogen-peroxide jets on the blade tips, spinning them up without pushing the body of the helo in the other way -- though a small tail rotor is still needed to turn the craft. " http://www.engadget.com/2010/03/17/dragonfly-jet-powered-hel... "http://www.forum-autogire.com/t111-Entrainement-du-roto... du fait de la constitution des pales actuelles en alliage d'aluminum .... Cet hélicoptère qui fonctionne au peroxyde d'hydrogène avait une .... J'y ai pensé aussi, mais connaissant mal les moteurs fusée à peroxyde, ils me font un peu peur. ... Certes, Il faudrait environ 1 kg de poussée en bout de chaque pale ..." |
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