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Thread: GE90 Engine Noise During Start
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Old 3rd July 2011 | 00:26
  #19 (permalink)  
lomapaseo
 
Joined: Mar 2002
Posts: 4,569
Likes: 1
From: Florida
Hmm, how about a sub-idle debow run to increase service life? Or would that be too Concorde-esque?
Its to do with fan blade material. GE90 fan blades composite so make diffrent noise to metal ones.


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