Humidity

[Jim Davies]

On Mon, 22 Sep 1997 REISINGERJ at aol.com wrote:

> In a message dated 97-09-22 21:44:01 EDT, you write:
> 
> <<  Water injection, I believe, was  popular on tractors,  >>
> 
> 
> 3350 compound aircraft engines used assisted TakeOff power boost by injecting
> a solution of 50%alcohol/50%water to obtain up to 20% boost in power for
> short period during takeoff.  Lot's of data on why and how.
> 
Many other A/C piston engines used it in the WW2 era, and, it was old news
then. The best description of the how and why of water injection I am
aware of is in Ricardo's High Speed Internal Combustion Engines, not sure
if it is in all editions, check those around the 1950s.

Jim Davies