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Measurements of the viscosity of saturated and compressed liquid propane

Journal Article · · J. Chem. Eng. Data; (United States)
DOI:https://doi.org/10.1021/je00029a003· OSTI ID:6107982
The shear viscosity coefficient of saturated and compressed liquid propane has been measured with a torsionally oscillating quartz crystal viscometer at temperatures between 90 and 300 K and at pressures up to 30 MPa (4350 psla). The estimated precision and accuracy of the measurements are about 1% and 2%, respectively. The measurements have been compared with an equation previously optimized to available data and proposed for calculating the viscosity of compressed gaseous and liquid propane at temperatures down to 140 K. Differences between the equation and the measurements reported here are within our experimental error at temperatures above 140 K. Differences between our measurements and the equation extrapolated to temperatures below 140 K increase with decreasing temperature (and increasing density) to about 30% at 90 K.
Research Organization:
Thermophysical Properties Division, National Engineering Laboratory, National Bureau of Standards, Boulder, Colorado 80303
OSTI ID:
6107982
Journal Information:
J. Chem. Eng. Data; (United States), Journal Name: J. Chem. Eng. Data; (United States) Vol. 27:3; ISSN JCEAA
Country of Publication:
United States
Language:
English