UFC 3-420-01
25 October 2004
(d) Flow rate for circulation pump (heat loss through piping is 0.629 kW):
0.629kW
Q
= 0.0302 Lps (0.48 gpm)
=
kW ⋅ sec
p
4.1679
5K
L⋅K
(e) Flow rate for boiler circulation pump:
kW ⋅ sec
q = qpipe + Rx233.402
L
kW ⋅ sec
L
q = 0.1kW + 1.58
= 368.88kW
x233.402
sec
L
368.88kW
Q
= 5.53 Lps (87.6 gpm
=
kW ⋅ sec
p
4.1679
16K
L⋅K
E-9
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