Differences in Compression Tank and Expansion Tank Formula – Part 9

Norm Hall Expansion and Compression Tanks, Expansion/Compression Tanks, Hydronic System Design, Monday Morning Minutes, Tanks

Now we understand the difference between expansion and compression tanks as described in the R. L. Deppmann Monday Morning Minutes of 1-9-12 and 1-16-12. What happens to the formula results when comparing these two types of tanks? In part 1 of this series, we introduced the formula for tank sizing. The denominator of the equation was: (Pa /Pf) – (Pa /Po)