density current

density current

[′den·səd·ē ‚kər·ənt]
(meteorology)
Intrusion of a dense air mass beneath a lighter air mass; the usage applies to cold fronts.
(oceanography)
References in periodicals archive ?
Second, bore lifting was sufficient to trigger pristine convection by lifting layers (usually from the upper SBL or even higher) to their level of free convection (LFC) or by reducing convective inhibition (CIN) sufficiently for a density current to trigger convection (Koch et al.
furnish and install frp launders, weir plates and density current baffles.
Consequently, this cooler and denser air begins to drain towards the coast by descending from mountain ranges and following rivers and dry streams until it forms a density current driven by drainage winds.
This implies that the average probability density current is zero, i.e.
investigating the amount and method of sedimentation in Maroon reservoir and the impacts of density current on it, the model was implemented in two steps in order to compare different states: a) implementing the model for different periods of time ranging from 5 years to 100 years in normal condition i.e.
If the human organs are not taken into account one deals with the homogeneous domain, i.e., on the surface of the human body the lines of the current density current are tangential, consequently the normal component of the current is zero, same as in the air due to the displacement current being neglected.
B.P tephrostratigraphy related to the main explosive activity; 2) different pyroclastic density current deposits; 3) typical horseshoe-shaped amphitheatres and their associated debris avalanche deposits, and; 4) lava domes and lava flows.
The density current is a type of current that occurs when fluid flow enters a fluid body of different density.
Keywords: Density current, turbulence model, 3-D flow simulation, confined and unconfined straight channel.
The water causes the sediment to become fluidized, creating a gravity-driven density current that can flow down slopes.
LA-style energy dissipation inlets, mid-radius baffles and density current baffles will be incorporated in the clarifier process.
2012 [8] state that increased dust emissions and recirculation of the elevated particles inside the head of the density current result in the formation of a moving "dust wall" In their article called "An American haboob" Idso et al.