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contributor authorNieuwstadt, F. T. M.
contributor authorTennekes, H.
date accessioned2017-06-09T14:22:21Z
date available2017-06-09T14:22:21Z
date copyright1981/07/01
date issued1981
identifier issn0022-4928
identifier otherams-18158.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4154132
description abstractA rate equation is derived which describes the development of the boundary-layer height under stable conditions as a function of time. It takes the form of a linear relaxation equation; its solution is forced toward an equilibrium value. The equilibrium height is connected to the work done by the ageostrophic wind in the boundary layer. The time scale of the relaxation process increases monotonically from a few hours shortly after sunset to a value of the order of 10 h later on. This means that the boundary-layer height evolves very slowly, which may lead to the unwarranted impression that stationary conditions have been reached. The main features of the rate equation are confirmed by comparison with the results of computer simulations and with field observations of the boundary-layer height during clear nights.
publisherAmerican Meteorological Society
titleA Rate Equation for the Nocturnal Boundary-Layer Height
typeJournal Paper
journal volume38
journal issue7
journal titleJournal of the Atmospheric Sciences
identifier doi10.1175/1520-0469(1981)038<1418:AREFTN>2.0.CO;2
journal fristpage1418
journal lastpage1428
treeJournal of the Atmospheric Sciences:;1981:;Volume( 038 ):;issue: 007
contenttypeFulltext


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