The above equation results in the following table. The difference between the chilled water supply and return will create a “delta T”. This term is used to determine the flow rate (GPM) required to satisfy the cooling load (tons). The most common “delta T” is 10 °F, which results...
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$$\Delta{P}=\gamma\sum{h_L}$$ With this calculation my final pressure loss is even larger than before. At 7.5 in.wg, either I am making a large error, or this system has been very poorly designed. Attachments Pressure Loss Worksheet.xlsx 15.3 KB · Views: 301 Nov 28, 2017 #13...