Heat Calculations Equations - Equations for heat-up and operating requirements with additional considerations for heat loss and other factors

Kilowatt hours to Heat Steel:

KW=

Kilograms X Temperature Rise(°C)
——————————————

5040 X Heat-Up Time (hrs)

Kilowatt hours to Heat Oil:

KW=

LitersX Temperature Rise (°C)
——————————————

1680 X Heat-Up Time (hrs)

Kilowatt hours to Heat Water:

For Heating Water in Tanks:

KW=

Liters Temperature Rise (°C)
——————————————

790 X Heat-Up Time (hrs)

For Heating Flowing Water:

KW=

Liters/min. X Temperature Rise (°C) X 0.076
——————————————

Kilowatt hours to Heat Air:

For Air

KW=

Cubic Meters /Min(1) X Temperature Rise (°C)
——————————————

47

For Compressed Air:

KW=

Cubic Meters /Min (2) X Temperature Rise (°C)X Density (Kg/m3) (2)
——————————————

57.5

(1) Measured at normal Temperatures & Pressure
(2) Measured Heater System Inlet Temperature and Pressure