English Explanatory Dictionary

Joule-Thomson effect

English dictionary entry

Meanings

noun
  1. The temperature change of a real gas or liquid (as differentiated from an ideal gas) when it is forced through a valve or porous plug while kept insulated so that no heat is exchanged with the environment.

Word forms

Joule-Thomson effect Joule-Thomson effects

Etymology

Named after James Prescott Joule and William Thomson, 1st Baron Kelvin, who discovered it in 1852.

Synonyms

Joule-Kelvin effect Joule-Thomson expansion Kelvin-Joule effect

Related words

Joule-Thomson orifice
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