formation of vorticity

formation of vorticity
вихреобразование

English-Russian aviation meteorology dictionary. 2013.

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  • Vorticity — is a mathematical concept used in fluid dynamics. It can be related to the amount of circulation or rotation (or more strictly, the local angular rate of rotation) in a fluid.Clancy, L.J., Aerodynamics , Section 7.11] The average vorticity zeta… …   Wikipedia

  • Denver Convergence Vorticity Zone — The Denver Convergence Vorticity Zone (DCVZ) is an atmospheric phenomenon characterized by convergent winds east of the Denver metropolitan area, typically 50 to 100 km in length and oriented in a north south direction. This meteorological… …   Wikipedia

  • climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …   Universalium

  • fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter. Cf. fluid dynamics. [1940 45] * * * Study of the effects of forces and energy on liquids and gases. One branch of the field, hydrostatics, deals with fluids at… …   Universalium

  • Rear flank downdraft — The rear flank downdraft or RFD is a region of dry air wrapping around the back of a mesocyclone in a supercell thunderstorm. These areas of descending air are thought to be essential in the production of many supercellular tornadoes. Large hail… …   Wikipedia

  • Eyewall replacement cycle — Concentric eyewalls seen in Hurricane Katrina as it travels west through the Gulf of Mexico. Eyewall replacement cycles, also called concentric eyewall cycles, naturally occur in intense tropical cyclones, generally with winds greater than… …   Wikipedia

  • Baroclinity — In fluid dynamics, the baroclinity (sometimes called baroclinicity) is a measure of the stratification in a fluid. A baroclinic atmosphere is one for which the density depends on both the temperature and the pressure; contrast this with… …   Wikipedia

  • Vortex — A vortex (pl. vortices ) is a spinning, often turbulent, flow of fluid. Any spiral motion with closed streamlines is vortex flow. The motion of the fluid swirling rapidly around a center is called a vortex. The speed and rate of rotation of the… …   Wikipedia

  • Tornadogenesis — A sequence of images showing the birth of a supercellular tornado. First, the rotating cloud base lowers. This lowering becomes a funnel, which continues descending while winds build near the surface, kicking up dust and other debris. Finally,… …   Wikipedia

  • Tropical cyclone — Hurricane redirects here. For other uses, see Hurricane (disambiguation). Hurricane Isabel (2003) as seen from orbit during Expedition 7 of the International Space Station. The eye, eyewall and surrounding rainbands that are characteristics of… …   Wikipedia

  • Tropical cyclogenesis — is the technical term describing the development and strengthening of a tropical cyclone in the atmosphere.cite web | author = Arctic Climatology and Meteorology | url = http://nsidc.org/arcticmet/glossary/cyclogenesis.html | title = Definition… …   Wikipedia


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