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Forum: Tech Log
4th Apr 2011, 03:43
Replies: 51
Views: 14,619
Posted By Machinbird

J-D, That may be true, but that central...

J-D, That may be true, but that central "combustor" with the convergent divergent nozzle is so close to one in geometry that there isn't much difference. I suppose the real question is whether or not...
Forum: Tech Log
3rd Apr 2011, 20:22
Replies: 51
Views: 14,619
Posted By Machinbird

J-D The drawings for Scimitar are apparently...

J-D
The drawings for Scimitar are apparently intentionally unclear, however it appears that the hydrogen pre-burner exhaust is also powering the hub turbine for the fan as well as providing some...
Forum: Tech Log
3rd Apr 2011, 16:07
Replies: 51
Views: 14,619
Posted By Machinbird

JD, which design are you referring to, Atrex,...

JD, which design are you referring to, Atrex, Sabre or Scimitar?

No exhaust driven turbines in Sabre, they are all expansion turbines using either hydrogen or helium.
Forum: Tech Log
13th Mar 2011, 17:18
Replies: 51
Views: 14,619
Posted By Machinbird

Jane-Doh First, I'd like to express my...

Jane-Doh
First, I'd like to express my appreciation for making us old guys (at least this one:}) catch up on the more recent developments on the cutting edge of technology.

The formula you...
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