Joule-Thomson effect

English

Etymology

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

Noun

Joule-Thomson effect (plural Joule-Thomson effects)

1. (thermodynamics) 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.

Synonyms

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

Related terms

• Joule-Thomson orifice