Covered extensively in the thread, search there. Briefly, "A three spool is a three spool"
See also why the 700, with blade stator clash, contained the IPT in 'Edelweiss' ex Miami.
The 900 substituted a Stator 'platform', the IPT oversped, and the Islanders collected Titanium. same certificate....
I know, lets eliminate the variables, and model the differentials....
Oncemore....sorry, followed the bunny hole. I'll clean it up..
Actually, the failures are quite similar in nature. 100k thrust cannot be gained by inventing a brand new platform. There was more room in GE's device, but that does not exonerate them from shortcuts to the grail.
Last edited by Lyman; 26th Sep 2012 at 21:32.