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Search: Posts Made By: Onceapilot
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Forum: Military Aviation
17th Jul 2016, 08:55
Replies: 110
Views: 42,241
Posted By Onceapilot

txxxxx, the skyflop "details" picture page you...

txxxxx, the skyflop "details" picture page you posted shows two hours to 28km.:ooh: Along with loads of carp such as: Space Shuttle landing speed 400 mph, lightweight equals "slower" re-entry! ...
Forum: Military Aviation
16th Jul 2016, 20:14
Replies: 110
Views: 42,241
Posted By Onceapilot

Great! No one here understands the efficiency...

Great! No one here understands the efficiency mismatch between the cooling ability of cryogenic fuel and its available capacity to cool superheated hypervelocity atmospheric gas (part) oxidiser (via...
Forum: Military Aviation
14th Jul 2016, 18:03
Replies: 110
Views: 42,241
Posted By Onceapilot

Glad to see you bring a new level of information...

Glad to see you bring a new level of information to the topic WW, or maybe it is just straight forward abuse? Perhaps you could explain how you think this concept would actually reduce the cost of...
Forum: Military Aviation
13th Jul 2016, 12:58
Replies: 110
Views: 42,241
Posted By Onceapilot

Reusable/semi-reusable solid or liquid hydrogen +...

Reusable/semi-reusable solid or liquid hydrogen + oxygen boosters will remain the cheapest payload to orbit, this side of the discovery of dilitiumn crystals. :8

OAP
Forum: Military Aviation
13th Nov 2015, 15:00
Replies: 110
Views: 42,241
Posted By Onceapilot

Tourist, I can understand that the headline...

Tourist,
I can understand that the headline grabing concept is being used as a political means to invest some money in the spinoff R&D for other British developments.;) But, to suggest that the...
Forum: Military Aviation
13th Nov 2015, 09:36
Replies: 110
Views: 42,241
Posted By Onceapilot

So, a closed cycle helium expansion turbine to...

So, a closed cycle helium expansion turbine to drive a 450,000 lb thrust air breathing axial compressor. Get real. It wouldn't work efficiently in a power station, only on paper as a theory.

OAP
Forum: Military Aviation
12th Nov 2015, 20:41
Replies: 110
Views: 42,241
Posted By Onceapilot

Too complicated. Might be some (mostly)...

Too complicated. Might be some (mostly) air-breathing gas-turbine SST related potential in the technology, but not wing borne-to-rocket orbital flight with one type powerplant. Even if it could ever...
Forum: Military Aviation
15th Jul 2013, 20:19
Replies: 110
Views: 42,241
Posted By Onceapilot

Herrod mate, read the blurb, they say "lighter". ...

Herrod mate, read the blurb, they say "lighter". Still wrong with Mass anyway.

OAP
Forum: Military Aviation
15th Jul 2013, 19:46
Replies: 110
Views: 42,241
Posted By Onceapilot

Great engine concept for an air breathing, high...

Great engine concept for an air breathing, high atmospheric vehicle. But, for space, no chance. Half the world length runway and Two-hours(!) to 28km.
Money is being spent to support air breathing...
Showing results 1 to 9 of 9


 
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