"Rain was a pourin' up under my hood... I knew that was doin' my motor good." Now, let's all sing together. "Mabeline, why can't cha be true?" ---------------------- My super duper vent extensions on my 83 Air Cooled Vanagon sucked in enough rain water to ruin my alternator. I never got to prove if they were any good for better cooling. Stan On Fri, 28 Jun 2002 11:42:51 -0700 Bill N <freeholder@STARBAND.NET> writes: > Under most conditions the opposite will be true. Air with a lot of > water vapor in it is a bit > more dense, increasing its ability to transfer heat. This effect > will be minimal on engine > cooling, however, with temp being the important consideration. Temp > is important both because > obviously hotter air won't cool as much and because hotter air is > less dense, and less dense > air also won't cool as much. On the other hand, more water vapor > (or actual water) will have a > BIG effect on performance, as Stan has pointed out. Remember the > old 50s song "Mabelline"? > "Rain was a pourin' up under my hood... I knew that was doin' my > motor good." Now, let's all > sing together. "Mabeline, why can't cha be true?" > > Bill > > ----- Original Message ----- > From: "Vanagon man" <vgonman@msn.com> > > > > > I thought that when water is added to air, it changes its > properties, and > > thus cooling capacities.what i thought (from some long ago fluid > dynamics > > class) is that when water is in air and it is forced thru our air > cooled > > engines, it will not collect and move the heat from our engines as > well as > > dry air................... > ________________________________________________________________ GET INTERNET ACCESS FROM JUNO! Juno offers FREE or PREMIUM Internet access for less! Join Juno today! For your FREE software, visit: http://dl.www.juno.com/get/web/. |
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