Heat transfer is determined by amount of flow and temperature difference.
Slowing the flow does not increase heat transfer.
There is an old myth that having a thermostat in a car will make it run
cooler because the heated water stays in the radiator longer..
73
Gary K4FMX
> ## Ideally what you want is for the flow rate to be FAST through the
> heat sink and RF deck, to extract heat, but SLOW
> through the rad...to dump heat. But its all one big loop, so you are
> screwed. Only fix is a big rad, and lotsa air on the rad.
> Other wise you will just be circulating hot water. Think of how long
> it takes to boil just 2 litres of water in a standard
> 1500 W CCS kettle in your kitchen...2-3 mins max. And you cant use
> vapour phase cooling with SS devices, too hot at 100 deg C.
>
> ## Im sure water cooling can indeed be done with SS, but it would all
> have to be sized very carefully.
>
> Jim VE7RF
>
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