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) [Read more…] ... READ MORE
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Last week the Monday Morning Minute introduced the expansion and compression tank formula. We described the numerator as the tank acceptance. The formula is (Ef – Ep) X Vs where Vs is the system volume and (Ef – Ep) is the expansion of the fluid minus the expansion of pipe. Let’s review some of the required data. [Read more…]... READ MORE
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We could entitle the next dozen weeks as: TANKS-A-LOT. (Sorry). Over the next few months, the Monday Morning Minutes blog will examine expansion and compression tank sizing. We will also tackle some more advanced issues in the selection and troubleshooting of closed system expansion tanks. Tanks are often selected using software programs such as the Bell and Gossett ESP-Plus™ selection program. [Read more…] ... READ MORE
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