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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%

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