Volumetric heat capacity of duct filling

The values for the possible filling material of the duct are listed such as air, nitrogen at 15 bar, water and oil.

Symbol
$\sigma_{d,fill}$
Unit
J/(K.m$^3$)
Related
Used in
Choices
MaterialValue
AirNormal air1200.0
N2Nitrogen17000.0
OilMineral oil1700000.0
H2OCooling water4180000.0