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Cowl flaps (Read 744 times)
Oct 8th, 2007 at 5:50am

Mazza   Offline
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What are they for? i only see them on props?
 

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Reply #1 - Oct 8th, 2007 at 7:42am

Iwannabeapilot   Offline
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Burton on Trent, UK

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They're for controlling airflow through the engine cowling.
 

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Reply #2 - Oct 8th, 2007 at 10:09am

Brett_Henderson   Offline
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They need to be open on the ground to let extra air through at slow speeds.. and open during climbs at full power when the extra cooling is needed... They can be closed during cruise, as the air is flowing pretty well and the engine isn't working hard.  And on some planes, varying degrees of open-ness are required.

It's all about engine temperature management...
 
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Reply #3 - Oct 19th, 2007 at 2:28am

Mazza   Offline
Colonel
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Melbourne, Australia.

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thanks guys Wink
 

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