Designing for maintenance takes center stage as Pratt & Whitney's geared turbofan and CFM's LEAP go head-to-head.
While fuel burn grabs the big headlines in the battle for market share between the mid-thrust engine makers, it is more often maintenance cost which becomes the real acid test when it comes to decision time. But what makes this contest so challenging for airline engineering groups assessing the options is the remarkably different architecture of the two engine families offered by CFM International and Pratt & Whitney. Although both are targeted at the same ambitious performance ...
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