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LaTeX Math Inline
bodyz_s

TVDss of the Earth's surface

LaTeX Math Inline
bodyT_{srf}

Annual average surface temperature based on weather reports

LaTeX Math Inline
bodyT_A

Annual average surface temperature variation based on weather reports

LaTeX Math Inline
body\delta_T

Temperature variation cycle (usually 

LaTeX Math Inline
body--uriencoded--\delta t = 1 \, %7B\rm year%7D
)

LaTeX Math Inline
bodyt_{min}

Temperature variation cycle shift (time moment of minimal temperature with respect to astronomic midnight 0:00)

LaTeX Math Inline
bodya_e = \frac{\lambda_e}{\rho_e \, c_e}

Rock temperature conductivity

LaTeX Math Inline
body\rho_e

Rock density

LaTeX Unit
bodyc_e

Rock specific volumetric heat capacity at constant pressure


See Also

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Geology Petroleum Geology ][ Geological Model (GM) ][ Geothermal Temperature Profile ]

Geothermal Temperature Field @model

References

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Kasuda, T., and Archenbach, P.R. "Earth Temperature and Thermal Diffusivity at Selected Stations in the United States", ASHRAE Transactions, Vol. 71, Part 1, 1965.

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