Pseudoadiabatic process: Difference between revisions
From Glossary of Meteorology
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|Display title=pseudoadiabatic process | |||
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|Meaning=(''Also called'' irreversible moist-adiabatic process.) A [[moist-adiabatic process]] in which the liquid water that condenses is assumed to be removed as soon as it is formed, by idealized instantaneous [[precipitation]]. | |||
|Explanation=The pseudoadiabatic process is only defined for expansion, since a [[parcel]] that is compressed after such expansion will follow the [[dry-adiabatic lapse rate]]. A process similar to pseudoadiabatic descent can occur, however, if [[drizzle]] is evaporated into a relatively slow [[downdraft]]. | |||
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Latest revision as of 05:01, 29 March 2024
(Also called irreversible moist-adiabatic process.) A moist-adiabatic process in which the liquid water that condenses is assumed to be removed as soon as it is formed, by idealized instantaneous precipitation.
The pseudoadiabatic process is only defined for expansion, since a parcel that is compressed after such expansion will follow the dry-adiabatic lapse rate. A process similar to pseudoadiabatic descent can occur, however, if drizzle is evaporated into a relatively slow downdraft.