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Search: Posts Made By: FullWings
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Forum: Tech Log
13th Apr 2024, 04:34
Replies: 15
Views: 1,863
Posted By FullWings

Yes. The normal operating differential is 8.6psi...

Yes. The normal operating differential is 8.6psi which at FL320 would give a cabin alt ~4,000’. I think the 787 is 9.4psi, which would give the same cabin alt of ~4,000 at FL360/370. From my...
Forum: Tech Log
11th Apr 2024, 00:34
Replies: 15
Views: 1,863
Posted By FullWings

Having flown a lot on both types, it’s a bit more...

Having flown a lot on both types, it’s a bit more nuanced. Yes, the 787 has a lower max cabin alt but as the 777, especially the -300, often cruises significantly lower it can have a similar cabin...
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