Electric Heating Design Data-Units of Measurement
1.Power:W,kW
1kW=3.412BTU/hr(British Thermal Unit/hour) =1.36(horsepower) =864Kcal/hr
2.Weight:kg
1kg=2.204621b(pound)
3.Flow velocity:m/min
4.Flow rate:m3/min
1m3/min=16.667L/sec
5.Pressure:kgf/cm2
1kgf/cm2=14.2psi
6.Temperature:℃
℃=5/9(℉-32)
7.Heat capacity:kcal/kg℃
1kcal/kg℃=1BTU/1b℉
8.Thermal conductivity:kcal/mhr℃
1kcal/mhr℃=0.672BTU/fthr℉
9.Heat transfer coefficient:kcal/m2hr℃
1kcal/m2hr℃=0.2048BTU/ft2hr℉
10.Viscosity:cP
1cP=0.01P=0.01g/cms
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