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787 flies

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15 December 2009, 22:37
JohnHunt
787 flies
Godspeed.

Have a safe return to terra firma.
16 December 2009, 01:36
JohnHunt
and lands!

Congrats to Boeing
16 December 2009, 03:19
D Humbarger
Reached a top speed of 180 MPH? Confused



Doug Humbarger
NRA Life member
Tonkin Gulf Yacht Club 72'73.
Yankee Station

Try to look unimportant. Your enemy might be low on ammo.
16 December 2009, 03:38
JohnHunt
I once had a car that could do that. Not that impressive for a jet.
16 December 2009, 07:44
D Humbarger
what is the stall speed for that thing? Can't be much slower than 180.



Doug Humbarger
NRA Life member
Tonkin Gulf Yacht Club 72'73.
Yankee Station

Try to look unimportant. Your enemy might be low on ammo.
16 December 2009, 14:44
TrapperP
Boeing news release article:
http://boeing.mediaroom.com/index.php?s=43&item=997


Lord, give me patience 'cuz if you give me strength I'll need bail money!!
'TrapperP'
16 December 2009, 22:46
JohnHunt
Okay, my car couldn't do 180 knots.

Those wings sure did flex a lot! Imagine that plane heavy and in a storm.
17 December 2009, 02:03
surestrike
quote:
Originally posted by D Humbarger:
what is the stall speed for that thing? Can't be much slower than 180.


At the weight they were flying at I'd venture to guess that VSO is about 100 to 110 KIAS and VSI will be a bit more.



21 December 2009, 16:11
jetdrvr
quote:
Originally posted by JohnHunt:
Okay, my car couldn't do 180 knots.

Those wings sure did flex a lot! Imagine that plane heavy and in a storm.


That's why they flex. So they don't break off.

You need to do a bit of studying on heavy jets. No company takes a brand new, untested aircraft up on a first flight and approaches anything like normal cruise speed. I would be surprised if they retracted the gear.
22 December 2009, 07:57
JohnHunt
I was on a 747 flying through some rough weather once. The wings were flapping like an eagle that just picked up a salmon.

The wing flex on the 787 seemed a bit out of the ordinary considering the stripped down condition of the aircraft. You don't see that on other boeing craft so it must have something to do with teh plastic.
23 December 2009, 05:13
Vemo
quote:
Originally posted by JohnHunt:
it must have something to do with teh plastic.


In theory, a "light weight" heavy aircraft actually will exhibit MORE wing flex than a "heavy" one.

I don't have the technical background to explain it in simple terms but the concept is similar to a heavy sea vessel in rough water versus a light one. The heavy vessels structure is more stable.
Physics was never my strong suit, ugh!

Boeing has alot of momentum riding on the 787.


JOIN SCI!
23 December 2009, 07:12
A7drvr
Besides all the above replies, has anyone ever known Boeing to design a fragile plane? Wink