FORMULAS FOR CALCULATING THE HEATING VALUE OF COAL .
There are only three numbers that go into the heat rate calculation, so it should be simple, right? . Heat Rate = Fuel Flow * Fuel Heating Value / Power Output.Jun 6, 2014 . This calculator will not provide an estimate of the cost to heat your home. .. 32, Coal (Anthracite), Ton, $200.00, 25,000,000, $8.00, Furnace/Boiler/Stove . 47, 5 The default values are the approximate minimum efficiency standards set by . 55, heat pump for heating until outside temperatures reach the low.