advection

Noun

Meaning

(meteorology) the horizontal transfer of heat or other atmospheric properties

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Examples

Advection frost A flower with advection frost on the tips of its petals. Source: Internet

Layer 1 is the shallowest layer and includes the deepest, ventilated layer in winter; it has received tritium via radioactive fallout and lost some due to advection and/or vertical diffusion and contains approximately 28% of the total amount of tritium. Source: Internet

In the one-dimensional space a conservation equation is a first-order quasilinear hyperbolic equation that can be put into the advection form: : where the dependent variable y(x,t) is called the density of the conserved (scalar) quantity (c. Source: Internet

When a low stratiform cloud contacts the ground, it is called fog if the prevailing surface visibility is less than 1 kilometer, although radiation and advection types of fog tend to form in clear air rather than from stratus layers. Source: Internet

Forced convection main In forced convection, also called heat advection, fluid movement results from external surface forces such as a fan or pump. Source: Internet

It is defined to be the ratio of the rate of advection of a physical quantity by the flow to the rate of diffusion of the same quantity driven by an appropriate gradient. Source: Internet

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