On Jan 10, 3:14*pm, Gig 601XL Builder
wrote:
Larry Dighera wrote:
Fortunately the flight wasn't mid-Pacific when this occurred:

http://www.smh.com.au/news/travel/cr...08/11995546542...
* * Crash threat

* * January 9, 2008

* * A Qantas 747 with 344 passengers on board could have faced
* * catastrophe after losing power from all four of its generators on
* * its descent into Bangkok on Monday.
* * ...
* * The Australian Transport Safety Bureau said it had been told the
* * power from the main generators was lost 15 minutes away from
* * Bangkok.
* * ...

*http://www.avweb.com/eletter/archive...ll.html#196921
* * ...
* * "In this case it looks as if it has gone to the last stage of
* * emergency power for communication and navigation," Dr. Arvind
* * Sinha, director of aerospace at RMIT University in Melbourne, told
* * the Sydney Morning Herald. "After that it comes down to the skill
* * and experience of the crew." He added that the loss of all four
* * generators is "unheard of" but Murphy can and does find a way,
* * this time through a sink with a clogged drain in the first class
* * galley. ...

* * The sink is right over the electrical distribution unit and Boeing
* * engineers evidently considered the potential for leaks when they
* * put it there. A drip tray is installed to catch any overflow from
* * the sink but the tray on this aircraft was cracked.

Did you really need to post it twice? And we know it wasn't an accident
because you've got 2 different pre-post comments.

Now for the guys with "Heavy" experience. Does the 747 really only have
enough onboard battery power to last a little over an hour for the
flight deck?- Hide quoted text -

- Show quoted text -

Yes, that's about all the time the batteries will last.

Dean