retention time

retention time
the average length of time water resides in a lake. May be a few days in a small artificial impoundment to many years in large seepage lakes. Long retention times result in greater recycling and greater nutrient retention with consequent effects on the fish fauna

Dictionary of ichthyology. 2009.

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  • retention time — išlaikymo trukmė statusas T sritis fizika atitikmenys: angl. confinement time; retention time vok. Rückhaltezeit, f; Retentionszeit, f rus. время удержания, n; время удерживания, n pranc. temps de rétention, m …   Fizikos terminų žodynas

  • retention time — sulaikymo trukmė statusas T sritis Standartizacija ir metrologija apibrėžtis Laiko tarpas nuo įgerties pradžios iki geriamosios medžiagos iš paviršinio gėriklio sluoksnio pasirodymo akimirkos. atitikmenys: angl. retention time vok. Retentionszeit …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • retention time — laikymo trukmė statusas T sritis fizika atitikmenys: angl. retention time; storage lifetime; storage time vok. Speicherdauer, f; Speicherungszeit, f; Speicherzeit, f rus. время хранения, n pranc. durée de conservation, f …   Fizikos terminų žodynas

  • retention time — sulaikymo trukmė statusas T sritis chemija apibrėžtis Laikas nuo adsorbcijos pradžios iki adsorbtyvo pasirodymo iš adsorbento sluoksnio. atitikmenys: angl. retention time rus. время проскока; время удерживания …   Chemijos terminų aiškinamasis žodynas

  • retention time —    The length of time required for a compound or component of a mixture to pass through a chromatographic column …   Forensic science glossary

  • Lake retention time — (also called the residence time of lake water, or the water age or flushing time) is a calculated quantity expressing the mean time that water (or some dissolved substance) spends in a particular lake. At its simplest this figure is the result of …   Wikipedia

  • Hydraulic retention time — The Hydraulic retention time (HRT) is a measure of the average length of time that a soluble compound remains in a constructed reactor.HRT = Volume of aeration tank/influent flowrateIn which Volume is in m3 SI unit and Influent flowrate is in… …   Wikipedia

  • hydraulic retention time — noun a measure of the average length of time that a soluble compound remains in a constructed reactor …   Wiktionary

  • Retention and protention — are key aspects of Edmund Husserl s phenomenology of temporality. Our experience of the world is not of a series of unconnected moments. Indeed, it would be impossible to have an experience of the world if we did not have a sense of temporality.… …   Wikipedia

  • Retention — can have the following meanings:*Retention basin, instance retaining (e.g. water in the ground) *In learning: it is the ability to retain facts and figures in memory (spaced repetition) *Grade retention, in schools, keeping a student in the same… …   Wikipedia

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