PPRuNe Forums - Cabin Pressurisation Profile

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Three Blades

22nd March 2006 13:46

Cabin Pressurisation Profile

I have just been reading the interesting piece about hypoxia and decompression listed in the first thread on this forum.

Can somebody tell me why the cabin pressuer on a commercial airliner is reduced in two stages (or at least not as a constant profile) ?

Thanks
TB

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