PPRuNe Forums - View Single Post - Bypass Ratio BPR - Effect on optimal altitude
Old 21st July 2011 | 21:24
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barit1
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From: flyover country USA
A good example would be when the DC-8-60 series (JT3D) was re-engined with CFM56. I don't have the numbers, but it should be easy to check.
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