TECHNICAL UNIVERSITY OF GABROVO
Journal of the Technical University of Gabrovo
 

VOLUME 66 (6/2023)


TITLE
STUDY OF THE RHEOLOGICAL CHARACTERISTICS OF VEGETABLE OILS

AUTHOR(S)
H. Hristov, P. Bonev, G. Iliev

ABSTRACT
One of the most important properties of liquids is their viscosity. It characterizes the magnitude of the internal friction when the individual layers of the liquid change relative to each other. A study was conducted to determine the effect of higher shear rates on the absolute viscosity of vegetable oil at various temperatures from 3 to 100C. The absolute viscosity of the vegetable oil was determined using the HAAKE MARS iQ Air, a rotating viscometer with a coaxial cylinder. Based on the rheograms, it is observed that the vegetable oil is most viscous at 100C and least viscous at 3C. The absolute viscosity of vegetable oil is reported to decrease with increasing temperature.

DOI
doi.org/10.62853/BVXL3090

PAGES
34-37

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STUDY OF THE RHEOLOGICAL CHARACTERISTICS OF VEGETABLE OILS

How to cite this article:
Hristov H., Bonev P., Iliev G. Study of the rheological characteristics of vegetable oils. Journal of the Technical University of Gabrovo 66 (2023) 34-37