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Questions tagged [humidity]

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29 votes
4 answers

Why does cabin air have to be dehumidified?

When air is piped in from outside and into a pressurized cabin, it is also dehumidified in the process. All airlines provide beverage service on even short-haul flights to combat the dryness of the ...
Garrison Neely's user avatar
7 votes
1 answer

How much humidity is being maintained in cabin and cockpit of B787?

I think in general there is less than 10% humidity is being maintained in most of the commercial aircraft but I think they have improved that in the 787. I am not sure how much that is and if the ...
NitinG's user avatar
  • 6,889
5 votes
3 answers

Is the increased humidity on modern jets artificial?

Aircraft manufacturer’s including Boeing and Airbus have emphasised on greater passenger comfort owing to an increase in humidity on newer jets such as the 787 and A350 artificial? Or is it a direct ...
TayE's user avatar
  • 6,595
0 votes
1 answer

Humidity and its effect

We know that humidity degrades engine performance. Is there any charts or tables which quantify effect on engine performance due humidity? The question is specific to helicopters.
Vikas Singh's user avatar