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A contact method of determination of thermophysical properties of rocks from core samples

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Journal of Engineering Physics and Thermophysics Aims and scope

Abstract

The zone of the action of thermal disturbances around a circular heat source on the surface of a semi-infinite body is estimated with the aim of using contact methods of determination of thermophysical properties of materials from core samples.

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Abbreviations

r, z :

instantaneous coordinates

τ:

time

T(r, z, τ) :

temperature distribution of a semi-infinite body in space at any time

T 0 :

initial temperature of the body

ϑ(r, z, τ)=T(r, z, τ)−T 0 :

excessive temperature of the body

λ:

thermal conductivity

a :

thermal diffusivity

q :

heat flux

S h :

area of the heater

R :

radius of the heater

ɛ:

admissible error

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Authors
  1. R. I. Gavril'ev
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Additional information

Institute of Permafrost Science, Siberian Branch of the Russian Academy of Sciences, Yakutsk, Russia. Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 68, No. 3, pp. 474–478, May—June, 1995.

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Gavril'ev, R.I. A contact method of determination of thermophysical properties of rocks from core samples. J Eng Phys Thermophys 68, 408–412 (1995). https://doi.org/10.1007/BF00859057

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  • DOI: https://doi.org/10.1007/BF00859057

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