Quote:
Originally Posted by Porsche-O-Phile
Does the 787 use an APU at all? That must be a heck of an electrical current draw to turn turbofans with just an electric motor if not!
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Yes
And to keep it related to the original thread the 787 has lots of new electrical power distribution, battery, generator and motor technologies which unfortunately come with a high development cost,
http://www.boeing.com/commercial/aeromagazine/articles/qtr_4_07/AERO_Q407_article2.pdf
see page 2 of the no bleed air article