Geothermal gradient

  The change in the earth's temperature with depth. As one goes deeper, the earth becomes hotter.
  California Energy Comission. Dictionary of Energy Terms

Energy terms . 2014.

Look at other dictionaries:

  • Geothermal gradient — The geothermal gradient is the rate of increase in temperature per unit depth in the Earth. It varies with location and is typically measured by determining the bottom open hole temperature after borehole drilling. To achieve accuracy the… …   Wikipedia

  • geothermal gradient — noun : the increase in the temperature of the earth from the surface downward averaging about 1° F for each 70 feet * * * the increase in temperature with increasing depth within the earth. [1935 40] * * * geothermal gradient noun The rate at… …   Useful english dictionary

  • geothermal gradient — geoterminis gradientas statusas T sritis fizika atitikmenys: angl. geothermal gradient vok. geothermischer Gradient, m rus. геотермический градиент, m pranc. gradient géothermique, m …   Fizikos terminų žodynas

  • geothermal gradient — the increase in temperature with increasing depth within the earth. [1935 40] * * * …   Universalium

  • Gradient (disambiguation) — Gradient may refer to:* Gradient, in vector calculus, a vector field representing the maximum rate of increase of the scalar field direction of the maximum change. * Slope or grade, referring to the inclination of a road or other geographic… …   Wikipedia

  • Geothermal power in Kenya — Workers at Olkaria Geothermal Power Plant Geothermal power is very cost effective in the Rift area of Kenya, East Africa. Kenya was the first African country to build geothermal energy sources. Kenya Electricity Generating Company (KenGen) has… …   Wikipedia

  • gradient géothermique — geoterminis gradientas statusas T sritis fizika atitikmenys: angl. geothermal gradient vok. geothermischer Gradient, m rus. геотермический градиент, m pranc. gradient géothermique, m …   Fizikos terminų žodynas

  • Direct exchange geothermal heat pump — A direct exchange (DX) geothermal heat pump system is a geothermal heat pump system in which the refrigerant circulates through copper tubing placed in the ground. The refrigerant exchanges heat directly with the soil through the walls of the… …   Wikipedia

  • geothermischer Gradient — geoterminis gradientas statusas T sritis fizika atitikmenys: angl. geothermal gradient vok. geothermischer Gradient, m rus. геотермический градиент, m pranc. gradient géothermique, m …   Fizikos terminų žodynas

  • permafrost — /perr meuh frawst , frost /, n. (in arctic or subarctic regions) perennially frozen subsoil. Also called pergelisol. [1943; PERMA(NENT) + FROST] * * * Perennially frozen earth, with a temperature below 32 °F (0 °C) continuously for two years or… …   Universalium

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