Quote:
Originally Posted by eander315
Aren't those little "spikes" in the center of the cups designed to create turbulence, rather than increase surface area? And how would they serve as a conduit for heat into the thin base? Don't they mean out of the base? And doesn't the heat travel more efficiently through the thin base than the thicker spike? Maybe I just misread previous discussions on jet impingement cooling.
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Increase surface area is sure a added benifit. As for the conduit for heat it really is subjective to perception. Is the water cooling the base or removing the heat? Either way it is heat transfer.