prandtlnumber¶
- pychemengg.physicalproperties.watervaporproperties.prandtlnumber(T=None)[source]¶
Provides Prandtl number of water vapor at a temperature T
- Parameters
- Tint or float
Temperature in ‘Celsius’ at which Prandtl number is required.
- Returns
- Prandtl number: int or float
Prandtl number at temperature T.
Notes
Look up table adapted from ref [1].
Linear interpolation is performed when the temperature lies between tabulated entries.
References
[1] Yunus A. Cengel and Afshin J. Ghajar, “Heat And Mass Transfer Fundamentals and Applications”, 6th Edition. New York, McGraw Hill Education, 2020.
Examples
First import the module watervaporproperties.
>>> from pychemengg.physicalproperties import watervaporproperties as wvp >>> wvp.prandtlnumber(T=42.5) 1.0