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Forum: Tech Log

2nd Aug 2010, 22:53

Replies: 52

B757 vs A321

Views: 39,787

Posted By keesje

It seems Airbus is putting energy into the US 757...

It seems Airbus is putting energy into the US 757 replacement market.

Winglets and new engines should further increase payload-range, not like the 757 but better for transcon.

I did a little...

Forum: Tech Log

12th Feb 2009, 12:34

Replies: 52

B757 vs A321

Views: 39,787

Posted By keesje

Boeing studying real 757 replacement

:) :=

Did you know Boeing is asking around if anybody wants a true 200-260 seat replacement for short / medium haul ?

Boeing 737/757 RS Pitches Larger Light Twin — Civil Aviation Forum |...

Forum: Tech Log

23rd Aug 2008, 23:57

Replies: 52

B757 vs A321

Views: 39,787

Posted By keesje

Rainboe: Your diagram shows a different...

Rainboe: Your diagram shows a different configuration! I do not believe yours would be able to achieve a good cruise altitude- that is not an accurate scale 757 wing! I think that diagram is a...

Forum: Tech Log

17th Aug 2008, 22:37

Replies: 52

B757 vs A321

Views: 39,787

Posted By keesje

that wing is far too small, and the sweepback is...

that wing is far too small, and the sweepback is not nearly enough. Tailplane also too small.

Rainboe, yhnx for yr comments, you could be right. For reference is I showed to following design with...

Forum: Tech Log

16th Aug 2008, 11:30

Replies: 52

B757 vs A321

Views: 39,787

Posted By keesje

757 re-engined with GTF - 15% reduction in fuel...

757 re-engined with GTF - 15% reduction in fuel burn (at least), be a great aircraft. On the other hand, Airbus could do the same with the A321 .

I think a new center section, wing box wing...

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