IM-P408-04
EMM Issue 7
60
B850-W and B850-P Boiler House Energy Monitor
15.1 Process values
List of process values used in the BEM:
Application A (Section 10.23 and Section 10.27)
P
D
Steam heat flowrate.
qm
D
Mass flowrate of steam.
qv
D
Volume flowrate of steam.
p
D
Steam measured pressure (only for superheated or saturated steam with
pressure measurement).
T
c
D
Saturated steam temperature based on saturation curve (only for saturated
steam with pressure measurement).
r
D
Steam density.
h
D
Steam enthalpy.
D
p
D
Pressure difference at orifice in differential pressure device (only if
differential pressure device was chosen).
Applications B (Section 10.24 and 10.28)
P
W
Feedwater heat flowrate.
q
m
W
Feedwater mass flowrate.
q
v
W
Feedwater volume flowrate.
T
W
Feedwater temperature.
r
W
Feedwater density.
h
W
Feedwater enthalpy.
Applications C (Section 10.25 and Section 10.29)
P
W
Condensate heat flowrate.
q
m
W
Condensate mass flowrate.
q
v
W
Condensate volume flowrate.
T
W
Condensate temperature.
r
W
Condensate density.
h
W
Condensate enthalpy.
h
W
Condensate enthalpy.
S
W
Make-up water volume flow rate
15. Appendix