Cost Savings Analysis

Exsaust Steam Generator (ESG1)

Data without a Cain System

• Combustion source: Engine generator
• Heat Sink:Steam Demand
• Waste Exhaust Temp: 1,150 °F
• Water Temp Inlet:N/A
• SCFM: 1,598
• Fuel Type: Natural Gas
• O2 Content: N/A
• Excess Air: N/A
• Fuel Cost Per Therm: $0.60
• Annual Operating Hours: 8,700

Performance with a Cain System

• Operating Steam Pressure: 10psi
• Final Exhaust Temp: 301 °F
• Boiler Horsepower: 51 BHP
• Equivalent Evaporation: 1,743 lb/hr
• Exhaust Pressure Drop: 1.44WC"
• Btu/hr Recovered: 1,691,000
• Total Cost: $70,674
• Payback: 9.6 months
• Annual Return On Investment: 125%
• Annual Savings: $88,277