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  #11  
Old 05-01-2009, 10:20 AM
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Quote:
Originally Posted by JRThro
Ooh! That would be a cool recovery mode, both for this goony and for any other rockets.
You can rig boosters to do that. The Centuri Black Widow booster would glide back: http://www.ninfinger.org/rockets/ca...d/71dcen36.html

All this goon talk has me thinking about doing one of my own. Anybody know where I can get a decal of Hervé Villechaize?

Keep in mind that having the sustainer glide back from apogee could result in significant transverse travel - you could have a long walk for recovery.

Here's a scratch built booster I had which would (unintentionally) glide back (when it wasn't catoing ). Doug.



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  #12  
Old 05-01-2009, 12:59 PM
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Originally Posted by Doug Sams
Keep in mind that having the sustainer glide back from apogee could result in significant transverse travel - you could have a long walk for recovery.

If the intent is to have glide recovery, then significant transverse travel is the object of the exercise, isn't it? And then significant exercise is the object of the recovery. And so on.

So... a weighted nose cone, two large fins out of three or four, and voila!

And now, back to Bill's regularly scheduled topic.
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  #13  
Old 05-01-2009, 01:15 PM
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Quote:
Originally Posted by JRThro
If the intent is to have glide recovery, then significant transverse travel is the object of the exercise, isn't it?
My perspective is that typical rocket gliders burn out at fairly low alitudes, and thus will usually come down within reasonable range. But a rocket that gets 800' or 1200' and then turns into a glider poses a dramatically different recovery scenario. Just tracking it in the sky right after ejection is an iffy proposition.

Granted, the glide/slope ratio of a gliding airframe likely ain't as good as a purpose built glider, but assuming a mere 5:1, the 1200' altitude could result in over a mile walk, each way. That's a distance more in line with HPR than MR.

I suppose that, if one designed an airframe to glide, one could go the next step and make it turn as well, thus getting it to make a corkscrew on the way down instead of flying away like my CiCi2 sustainer did a couple years ago

Doug

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Last edited by Doug Sams : 05-01-2009 at 01:20 PM. Reason: spelling
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Old 05-01-2009, 01:20 PM
Ltvscout Ltvscout is offline
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Quote:
Originally Posted by Doug Sams
I suppose that, if one designed an airframe to glide, one could go the next step and make it turn as well, thus getting it to make a corkscrew on the way down instead of flying away like my CiCi2 sustainer did a couple years ago.

Sounds like a good idea for our RBG contest! Start designing, Doug!
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  #15  
Old 05-01-2009, 01:25 PM
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Sounds like a good idea for our RBG contest! Start designing, Doug!
Ya know, I was thinking about that, but wasn't expecting the gauntlet quite so fast

Doug

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  #16  
Old 05-01-2009, 05:01 PM
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Originally Posted by snaquin
Quite goony! I'll bet if you recovered the nose cone separately with a streamer the rest might just glide down making for even goonier flights .....

{I had an original Estes Red Max that did that}

.


Great. Now I'll have to try it.
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Old 05-01-2009, 05:02 PM
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Originally Posted by CPMcGraw
Ahem...

BARCLONE Renegoon, from 2006: ORIGINAL POST

I'm sure this version isn't original, but I haven't seen another version built anywhere...

Bill, let us know how good it flies. It should be about like the Thunder Goon...


Okay, I'll give you this one, but I'm not even going to look for the other two I have planned.
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  #18  
Old 05-01-2009, 05:04 PM
A Fish Named Wallyum A Fish Named Wallyum is offline
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Quote:
Originally Posted by JRThro
If the intent is to have glide recovery, then significant transverse travel is the object of the exercise, isn't it? And then significant exercise is the object of the recovery. And so on.

So... a weighted nose cone, two large fins out of three or four, and voila!

And now, back to Bill's regularly scheduled topic.


It's all good. I'm not a topic Nazi. I've jackbooted too many in my life to even consider it.
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  #19  
Old 05-01-2009, 05:08 PM
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Quote:
Originally Posted by A Fish Named Wallyum
Okay, I'll give you this one, but I'm not even going to look for the other two I have planned.


Eez Okay, Bill. I had to go lookin' for this one myself...
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  #20  
Old 05-01-2009, 05:12 PM
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Quote:
Originally Posted by A Fish Named Wallyum
Great. Now I'll have to try it.

I may even have to, too.

Sorry for totally derailing your thread, Bill.

Or should I say "jackbooting"?
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Last edited by JRThro : 05-01-2009 at 05:46 PM.
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