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  • Users: donniesdad
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  1. donniesdad

    Pressure generated by a 30% Ethylene Glycol on a closed thermal sys?

    I am witnessing a customer system failure when they capture 20°F chilled 30% glycol between two ball valves, and allow the captured solution to heat up as much as 70°F. I realize that an expansion tank is in order, but I need to calculate the pressure change to justify it to them. There are many...

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