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View Full Version : Open expansion tank pipe size



A_Ahed
18-04-2009, 01:14 PM
HI THERE
ANY IDEA ABOUT HOW I CAN CALCULATE OPEN EXPANSION TANK SUPPLY AND RETURN PIPE HAVING BOILER CAPACITY .
I GOT THIS FORMULA BUT DUNNO WHERE IT HAS COME FROM :
D(in)=0.59+0.059*SQRT(Q/1000) (FOR SUPPLY PIPE )
D(in)=0.59+0.04*SQRT(Q/1000) ( FOR RETURN PIPE )
Q=BOILER CAPA. KCAL/H
THX IN ADVANCE FOR YOUR KIND ANSWER