Title Page
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Document No.
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Audit Title
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Client / Site
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Conducted on
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Prepared by
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Location
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Personnel
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1. Fuel Option A
[Fuel Unit Cost ($ / unit)✖️Heating Value (Btu / unit)✖️Fuel Efficiency Factor✖Combustion Efficiency]➗ 1,000 = Fuel Cost ($ / 10 squared Btu) -
2. Fuel Option B
[Fuel Unit Cost ($ / unit)✖️Heating Value (Btu/unit)✖️Fuel Efficiency Factor✖️Combustion Efficiency]➗1,000 = Fuel Cost ($ / 10 squared Btu) -
Typical Fuel Efficiency Factors
Coal 0.7 - 0.9
Gas 0.95
Oil 0.8 - 0.9
Solid Waste 0.5 - 0.7
Wood 0.6 - 0.8 -
Combustion Efficiency
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Fuel: Coal
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Boiler Size
Small: 0.70
Large: 0.80 -
Fuel: Gas
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Boiler Size
Small: 0.75
Large: 0.85 -
Fuel: Oil
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Boiler Size
Small: 0.70
Large: 0.80 -
Fuel: Solid Waste
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Boiler Size
Small: 0.60
Large: 0.75 -
Fuel: Wood
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Boiler Size
Small: 0.70
Large: 0.80
