SRU SERIES WASTE HEAT RECOVERY CALCULATION SHEET
Fuel savings: 14.00%
Project: ABC Company: 198 gpm
Place: Atascadero
Customer: Sid
Date: 06/21/02
Boiler capacity
BTU/hr : 16,790,000
BHP: 400
SRU type: 40
Heating surface (sq.ft.) : 3,094
Gas consumption cu.ft/hr :16,772
Excess air : 1.1
CO2 flue gas %: 10.2
Combustion air temperature (oF): 68
Flue gas flow (cu.ft./hr): 198,062
Flue gas inlet temp (oF): 399
Flue gas outlet temp (oF): 79
Flue gas back pressure inH2O: .4721
Water flow (gpm) : 198
Water inlet temp (oF): 60
Water outlet temp (oF): 84
Water back pressure (psi) : 1
Condensate (gph ): 139
Capacity BHP : 70
Capacity BTU/hr : 2,351,142
Fuel savings: 14.00%