Exhaust Air Intake Ventor Burner Fuel Indoor Air Fan Motor Supply Air Wwww Heat Exchanger Return Air The Natural Gas Flo 1 (35.21 KiB) Viewed 55 times
Estimate the heating efficiency (%) of the furnace.
exhaust air intake ventor burner fuel indoor air fan/motor supply air wwww heat exchanger return air The natural gas flow rate to the burner is 2,20 m³/hr. The heat content of natural- gas is approximately 38 MJ/m³. The steady heat output rate of the furnace is 18,3 kW.
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