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Engineering calculations for Water, Steam & Molecular Weight

Posted: Thu Jul 22, 2010 5:28 pm
by KJ67
I have often found these routines useful while doing calculations and conversions, I guess that someone else may also have use for them.

The first is a look-up & interpolation set base on IAPWS-IF97. In short if has the routines to calculate pressure, temperature enthalpy etc. for water and steam systems within 'normal' values.
:arrow: Water and Steam.pbi

The second is a simple look-up routine for molecular weight and some smaller procedure around that. Nothing too fancy, but it save me a lot of work while converting between those 10001^33 or so called standards there is :? . Ppm dry, wet at 20C, 0C, actual temp, mg/MW, mg/m3, mg/Nm3 etc, etc, etc…
:arrow: Molecular Weight.pbi


If you find any bug in the calculations, please send me a PM.