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  1. teaspirit

    Excel Add-Ins for Psychrometric Chart and Steam Properties

    Hi All, Can anyone recommend an Excel Add-In for obtaining psychrometric data as well as steam conditions? I've found some freeware and $100+ programs, but I'm curious to know how to get the most bang for my buck. Looking to spend $50 at the most. Thank you.
  2. teaspirit

    Furnace Exit Gas Temp Calc

    Sorry, let me clarify. When I say "Furnace Heat Input" I mean the heat from just the furnace, which excludes heat from the superheater, reheater, and economizer. I assumed that Boiler Heat Input = Furnace HI + Superheater HI + Reheater HI + Economizer HI. Was that a safe assumption? Have I...
  3. teaspirit

    Furnace Exit Gas Temp Calc

    All, I’m trying to calculate a rough furnace exit gas temperature (FEGT). Does the following calculation make sense? FEGT = ((Total Boiler Heat Input - Furnace Heat Input) + (Boiler Air Flow * Specific Heat Capacity of Air * (Air Heater Outlet Temp - Air Heater Inlet Temp)))/(Boiler Exit Gas...
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