Author Topic: 190 BMW 801 cooling fan  (Read 1641 times)

Offline Charge

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"When you wish upon a falling star, your dreams can come true. Unless it's really a giant meteor hurtling to the earth which will destroy all life. Then you're pretty much screwed no matter what you wish for. Unless of course, it's death by meteorite."

Offline Mirage

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Re: 190 BMW 801 cooling fan
« Reply #16 on: January 25, 2011, 05:23:42 PM »
Thanks!  :)
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Offline MiloMorai

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Re: 190 BMW 801 cooling fan
« Reply #17 on: January 27, 2011, 02:14:37 PM »
3.12 times the prop speed. A quick search on the internet does wonders....

The prop turned 0.54:1 of the engine. An external gear on the casing of the epicylic unit drove the cooling fan through a lay shaft at 1.72 time the engine speed. That works out to ~3.18. This on on an A-3.

Offline Mirage

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Re: 190 BMW 801 cooling fan
« Reply #18 on: February 01, 2011, 04:47:36 AM »
to give people an Idea of how much of the engine was concealed by the cowl, here is a picture, in the plane the cowl would actually come over top of the fan a little
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