[Canberrauav] Heliplane....?

Ryan Pope aerovort at gmail.com
Fri May 22 16:00:14 AEST 2015


http://www.nrl.navy.mil/techtransfer/available-technologies/electronics/stop-rotor-rotary-wing-aircraft

http://www.upi.com/Business_News/Security-Industry/2014/05/23/Airbus-highlights-Quadruiser-UAV/9921400863789/

Two other interesting configurations...

Cheers
Ryan


On Fri, May 22, 2015 at 3:57 PM, Ryan Pope <aerovort at gmail.com> wrote:

>
> http://www.upi.com/Business_News/Security-Industry/2014/05/23/Airbus-highlights-Quadruiser-UAV/9921400863789/
>
> This is another interesting configuration
>
> Cheers
> Ryan
>
> On Fri, May 22, 2015 at 12:43 PM, Robin Hilliard <robin at rocketboots.com.au
> > wrote:
>
>> The Rocketeers are actually investigating a concept similar to the
>> original Fairey Autodyne (see attached) - an asymmetric cruise boost engine
>> that unloads the tail rotor for yaw while providing the majority of the
>> forward thrust. This reduces the volume of air moving through the main
>> rotor disk, which can greatly increase the efficiency of the rotor disk
>> while reducing the factors that cause the pitch up/roll over behaviour that
>> limits the forward speed of traditional helicopters. We’ll be testing this
>> on a TREX 550 shortly.
>>
>> You can take the concept further with twin variable pitch props replacing
>> the tail rotor and boom entirely, but this first setup should prove whether
>> or not we can see efficiency improvements at model helicopter scale.
>>
>> Cheers,
>> Robin
>>
>>
>>
>>
>>
>> Robin Hilliard
>> Chief Technology Officer
>>
>>
>> RocketBoots Pty Ltd
>> Level 11
>> 189 Kent Street
>> Sydney NSW 2001
>> Australia map <http://goo.gl/maps/RKyY9>
>> Phone +61 2 9323 2507
>> Facsimile +61 2 9323 2501
>> Mobile +61 418 414 341
>> email robin at rocketboots.com
>> web www.rocketboots.com.au
>>
>>
>>
>> On 22 May 2015, at 12:13 pm, Ryan Pope <aerovort at gmail.com> wrote:
>>
>> http://www.challis-heliplane.com/v3/
>>
>> A different idea. What do you think?
>>
>>
>>
>
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