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unsteady flow pattern

См. также в других словарях:

  • Kármán vortex street — A Kármán vortex street is a repeating pattern of swirling vortices caused by the unsteady separation of flow over bluff bodies. They are named after the engineer and fluid dynamicist, Theodore von Kármán [Theodore von Kármán: Aerodynamics]… …   Wikipedia

  • Taylor vortex — Taylor vortices (after G. I. Taylor) are vortices formed in rotating Taylor Couette flow when the Taylor number (mathrm{Ta}) of the flow exceeds a critical value mathrm{Ta c}. For flow in which :mathrm{Ta}mathrm{Ta c} …   Wikipedia

  • RUBACH — GERMANY (see also List of Individuals) 6.9.1888 Güstrow/D 11.6.1956 Glücksburg/D Hans Ludwig Rubach originated from a small city close to Mecklenburg. His father passed away when being ten years old. Rubach joined in 1908 the German Army but was… …   Hydraulicians in Europe 1800-2000

  • Streamlines, streaklines, and pathlines — Fluid flow is described in general by a vector field in three (for steady flows) or four (for non steady flows including time) dimensions. Pathlines, streamlines, and streaklines are field lines of different vector field descriptions of the flow …   Wikipedia

  • Kutta condition — The Kutta condition is a principle in steady flow fluid dynamics, especially aerodynamics, that is applicable to solid bodies which have sharp corners such as the trailing edges of airfoils. It is named for German mathematician and aerodynamicist …   Wikipedia

  • Vortex shedding — is an unsteady flow that takes place in special flow velocities (according to the size and shape of the cylindrical body). In this flow, vortices are created at the back of the body and detach periodically from either side of the body. See Von… …   Wikipedia

  • CITRINI — ITALY (see also List of Individuals) 26.4.1913 Milano/I 6.1.2006 Milano/I Duilio Citrini graduated from Politecnico di Milano as a civil engineer and there also gained the PhD title in 1936. He was appointed in 1949 professor of hydraulics at… …   Hydraulicians in Europe 1800-2000

  • Insect wing — Original veins and wing posture of a dragonfly. Hoverflies hovering to mate …   Wikipedia

  • glacier — glaciered, adj. /glay sheuhr/, n. an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of… …   Universalium

  • Insect flight — Insects are the only group of invertebrates known to have evolved flight. Insects possess some remarkable flight characteristics and abilities, still far superior to attempts by humans to replicate their capabilities. Even our understanding of… …   Wikipedia

  • Health and Disease — ▪ 2009 Introduction Food and Drug Safety.       In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …   Universalium

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