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Search: Posts Made By: chornedsnorkack
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Forum: Tech Log
23rd Nov 2007, 21:47
Replies: 16
Views: 75,829
Posted By chornedsnorkack

Ram engines do not and cannot work on low...

Ram engines do not and cannot work on low airspeeds/takeoff.

Rockets do, but they require oxidizer tanks and systems.

My suggestion is use the good engine. Reheat/afterburner on a bypass...
Forum: Tech Log
23rd Nov 2007, 12:59
Replies: 16
Views: 75,829
Posted By chornedsnorkack

http://www.boeing.com/commercial/airports/acaps/74...

http://www.boeing.com/commercial/airports/acaps/7474sec2.pdf
Boeing shows the ways to get 72 seats (page 25) and even 85 seats (page 28) on upper deck. I cannot see where the supposedly allowed 110...
Forum: Tech Log
23rd Nov 2007, 11:47
Replies: 16
Views: 75,829
Posted By chornedsnorkack

Indeed. Which is why you should either a) shrink...

Indeed. Which is why you should either a) shrink the width till you have a rather limited attic, as on A300/A330 family, or b) expand the fuselage until you have sufficient headroom on upper deck....
Forum: Tech Log
23rd Nov 2007, 10:28
Replies: 16
Views: 75,829
Posted By chornedsnorkack

The way I see it, the alleged over 40 000 pound...

The way I see it, the alleged over 40 000 pound weight gain comes effectively from 40 000 pound difference from cruise fuel burn. Correct?

I looked for the tail engine air inlet on the video and...
Forum: Tech Log
23rd Nov 2007, 08:32
Replies: 16
Views: 75,829
Posted By chornedsnorkack

For some reason, it seems that airplanes want to...

For some reason, it seems that airplanes want to keep the engines equal. The only exception is the fourth engine of Trident. From first principles, there would seem to be a good case for having a...
Forum: Tech Log
20th Oct 2007, 09:28
Replies: 16
Views: 75,829
Posted By chornedsnorkack

Plenty of objections here. But this is...

Plenty of objections here.



But this is problematic. If you look at the Ecoliner cross-section and compare it with 747 cross-section, it is glaringly inefficient, structurally, and would be...
Showing results 1 to 6 of 6


 
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