PPRuNe Forums - View Single Post - E-Fan X: R-R/Airbus electric drive demonstrator
Old 29th Nov 2017, 07:06
  #10 (permalink)  
ion_berkley
 
Join Date: Feb 2008
Location: USA
Posts: 93
Originally Posted by lomapaseo View Post
Assuming the batteries are rechargeable, what's the cost of joules per hour compared to gallons per hour in a fan drive?
When much of the charge for takeoff N comes from descent N-1, that joules per hour cost (negating capital costs) looks great. That it also set's you up nicely for a go-around is just icing on the cake.
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