[Steam-engine] heating surface

[Dan Donaldson]

Is the heating surface the inside or outside of the pipe?  Now that I think
about it the outside of the pipe makes more since.


-----Original Message-----
From: steam-engine-bounces at lists.stationary-engine.com
[mailto:steam-engine-bounces at lists.stationary-engine.com] On Behalf Of
Andre' Blanchard
Sent: Monday, July 24, 2006 12:47 PM
To: Steam-engine mailing list
Subject: Re: [Steam-engine] heating surface

2" * Pi * 45"
2 * 3.142 * 45 = 282.8 sq. in.
282.8 / 144 = 1.96 sq. ft.


At 11:22 AM 7/24/2006, you wrote:
>I most likely should have payed closer attention in math class, but no one 
>ever taught it as it applies to steam engines.  (what a great 
>idea!)  anyhow does anyone care to educate me on the heating surface of a 
>tube?  It is 2" in diameter and 45 inches long.  I keep getting 
>interesting answers.... but am not sure they are right.
>
>   thanks

__________
Andre' B.  Clear Lake, Wi. 


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