Cost Savings Analysis - FCR
Boiler Economizer Market
| DATA without a Cain System | PERFORMANCE with a Cain System | |||
| 500 HP Steam Boiler | FCR | |||
| Heat Sink | Process Water | Boiler Feedwater Flow | 25 GPM | |
| Waste Exhaust Temp. | 400°F | Final Exhaust Temp. | 268°F | |
| Water Temp. Inlet | 120°F | Water Temp. Outlet | 168.6°F | |
| BTU/hr Burner Input | 20,922 MBTU | Water Pressure Drop | 6.6 PSIG | |
| Fuel Type | Natural Gas | Exhaust Pressure Drop | 0.47" WC | |
| O2 Content | 3% | BTU/hr Recovered | 608,396 | |
| Excess Air | 18% | Total Cost | $6,717 | |
| Fuel Cost Per Therm | $0.60 | |||
| Annual Operating Hours | 6,000 | Payback: | 3.7 mo. | |
| Annual ROI: | 326% | |||
| Annual Savings: | $21,902 | |||
| Life Expectancy Savings: $438,040 (20 years) | ||||