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Al Gietzen wrote:
>>> I thought less flow might be partially / substantially compensated for by greater dT you would achieve from slower flow through the same radiator. Is this not significant?
Jim;
A larger dT = lower average radiator temperature since the high end temp is
limited to about 220F. The result is the need for a larger radiator to do
the same job.
Al
>>> I would have thought that slower flow would allow coolant to stay in the radiator longer (with same air flow through the radiator) and give you a larger dT than if you "rushed" it through.
At least that's intuitive ... I don't recall how to quantify it (it's been over 40 yrs) ... Jim S.
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