Boiler Efficiency Calculators

Boilers and steam systems consume large amounts of energy and may present an opportunity for significant cost savings. See the "About This Calculator" tab to get started on this savings.

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Basic Boiler Information

Identification XYZ Boiler
Boiler Manufacturer Acme Boiler, Inc.
Boiler Type Steam
Boiler HP (BHP)
100 BHP  BHP
Boiler Design Pressure 150 psig psig
Heat Input for Hot Water Boilers 200 MBtu

Operational Information Input

Fuel Fired No. 2 Oil
Operating Pressure 150 psig psig
Air Temperature at Boiler 80 °F °F
Boiler Exit Gas Temperature 450 °F °F
Boiler Excess Air 25%  %
Average Load of Boiler 100%  %
Average Hours per Day 16 hours hours
Weeks per year 52 weeks  weeks
Avg. Days per week 6 days days
Cost of Fuel 20 $/MMBtu $/MMBtu