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calculation of heating area of ​​natural gas boiler

Boiler Formulas | Johnston Boiler | Top Quality Boiler ...

S = 105 80. P2. Cut-in Pressure Delta. S = 25. Factor of Evaporation. Water enters the boiler at 225°F. The boiler pressure is 100 psi and the boiler water temperature is 338°F. The latent heat

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(PDF) Boiler Calculations | Michael Dellon - Academia.edu

12 Direct method In the direct method the boiler efficiency is directly defined by the exploitable heat output from the boiler and by the fuel power of the boiler: output = (14) input where output is the exploitable heat output from boiler and input the fuel power of the boiler.

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