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PRESSURIZATION

SYSTEMDAYANA ANDREA LÓPEZ TRUJILLO

ENGLISH IV

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Aircraft need a pre!ri"ati#n$te% and air c#nditi#nin& t#

#perate at 'i&' a(tit!de) 

 T'e p(ane t'at d# n#t 'a*et'i $te% are (i%ited t##peratin& at (#+ a(tit!de)

At 'i&'er a(tit!de t'e #,$&eni (e)

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SOME FUNCTIONS

Pr#*ide c#%f#rafet$ t# pae

Maintain t'e capre!re at an #f ./// feet)

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Boeing B-29Superfortress

Boeing B-3Stratolin

 T'e 0rt -#%-er +it'

pre!ri"ed ca-inSec#nd 1#r(d

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How to make the cabin

 pressure is greater thanoutside?

 Ta2in& #!tideair and3in4ected5 int#t'e ca-ininteri#r)

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How and where the air iscaught

 T'e air i ta2en fr#% t'e #!tide #f t'eaircraft) Air enter t# t'e en&ine) En&ine c#%preed t'e aire f#r !e in aircraft

dri*e)One part #f t'at c#%preed air i tapped

6e,tract7 #f t'e en&ine) It ta2e t# t'e air c#nditi#nin& t# p!rif$ and

c##()

It i intr#d!ced int# t'e ca-in)

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Why the air does no escape?

 T'e air entet'e ca-in '+a$ #!t !n

t'e *a(*e3#!t8#+ *aacti*iated)

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Pressuriing ad!ust"ent

If t'e ettin&pre!ri"ati#n #rpre!ri"ati#n#perati#n -$ t'epi(#t i 0ne t'ec'an&e +i(( n#tn#tice)

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What shou#d you whenoutside pressure drops and

grows ? Y#! %!t acti*e t'e3#!t8#+ *a(*e5)

It (et #!t t'e air pe!reinide t'e p(ane ia(+a$ ta-(eindependet #f e,terna(c#nditi#n)