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Annual energy calculation - heating case A house in Philadelphia has a heating load (including piping...

Annual energy calculation - heating case

A house in Philadelphia has a heating load (including piping loss etc) of 80,000 Btu/hr at outdoor design conditions (10 °F) with an indoor temperature of 72 °F. What is the fuel consumption of a furnace with a steady state efficiency of 70 %. Assume gas has a heating value of 1000 BTU/ft3. The degree day for Philadelphia for heating season is 4486 °F-day (balance point temperature of 65 F).

engineering   Civil-Engineering   
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