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NUMERICAL STUDY OF NON-ISOTHERMAL FILTRATION OF COMPRESSIBLE FLUID IN A LOW-PERMEABILITY RESERVOIR WITH A HYDRAULIC FRACTURE

This paper considers the results of calculating transient pressure and temperature fields in a low-permeability reservoir with a hydraulic fracture taking into account the thermodynamic (Joule–Thomson and adiabatic) effects. The influence of fracture parameters (width and permeability) on the nature...

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Bibliographic Details
Published in:Journal of applied mechanics and technical physics 2021-03, Vol.62 (2), p.317-328
Main Authors: Sharafutdinov, R. F., Davletshin, F. F.
Format: Article
Language:English
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Summary:This paper considers the results of calculating transient pressure and temperature fields in a low-permeability reservoir with a hydraulic fracture taking into account the thermodynamic (Joule–Thomson and adiabatic) effects. The influence of fracture parameters (width and permeability) on the nature of time variation in the temperature of the fluid flowing into the well is analyzed. It is shown that as the pressure gradient in the fracture increases with decreasing fracture width and permeability, the contribution of the Joule–Thomson effect increases and, as a consequence, the temperature of the flowing fluid increases over time; as the fracture width and permeability increase, the adiabatic cooling effect begins to prevail, resulting in a decrease in the temperature of the flowing fluid. The considered features of the temperature field can be used to evaluate hydraulic fracture parameters.
ISSN:0021-8944
1573-8620
DOI:10.1134/S0021894421020164