Rwb

Table 1.11

Thermal and Heat Transfer Parameters

Table 1.11

Thermal and Heat Transfer Parameters

Thermal Conductivity 1 Btu/h ft F

1 Btu/h ft R 12 Btu in/h ft'F 1.7307 W/m K

Heat Content

1 Btu/lb = 1 Btu/Standard cubic foot =

2.326 kJ/kg 0.039338 MJ/IW

Heat Flux, or Heat Transfer Rate 1 Btu/h ft* =

3.1546 Wim1

Volumetric Heat Release Rate 1 Btu/h ft'

10.3497 W/m'1

Heat Transfer Coefficient or Conductance

1 Btu/h ft2 F = 5.6784 W/nrK

Table 1.12 Multiplying Prefixes

Multiplication Factors

Prefix

SI Symbol

1 000 000 000 000= 10"

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