EcoRenovator - View Single Post - Designing a General Purpose Heat Pump Controller

buffalobillpatrick · 12-30-14, 10:52 AM

Actually, flow can be approximated closely using a pump flow/head performance chart and your measured output pressure reading.

Many common pumps like Grundfos, Taco, etc. provide these charts.
1psi = 2.31' of head

Find your measured pressure on the pump curve & read flow on X axis.

12-30-14, 10:52 AM	#309
buffalobillpatrick Master EcoRenovator Join Date: Mar 2014 Location: Florissant, Colorado Posts: 599 Thanks: 814 Thanked 59 Times in 55 Posts	Actually, flow can be approximated closely using a pump flow/head performance chart and your measured output pressure reading. Many common pumps like Grundfos, Taco, etc. provide these charts. 1psi = 2.31' of head Find your measured pressure on the pump curve & read flow on X axis. Last edited by buffalobillpatrick; 12-30-14 at 10:56 AM..