darcy law
11Darcy — For the 19th century French scientist, see Henry Darcy. This article is about the unit of fluid permeability. For other uses, see Darcy (disambiguation). A darcy (or darcy unit) and millidarcy (mD) are units of permeability, named after Henry… …
12Darcy, Henri-Philibert-Gaspard — ▪ French engineer born June 10, 1803, Dijon, France died Jan. 3, 1858, Paris French hydraulic engineer who first derived the equation (now known as Darcy s law) that governs the laminar (nonturbulent) flow of fluids in homogeneous, porous… …
13Darcy's law — ▪ hydrology mathematical relationship discovered (1856) by the French engineer Henri Darcy (Darcy, Henri Philibert Gaspard) that governs the flow of groundwater through granular media or the flow of other fluids through permeable material,… …
14darcy — ˈdärsē noun ( s) Etymology: after Henri P.G. Darcy died 1858 French hydraulic engineer : a unit of porous permeability in physics equal to the permeability of a medium through which the rate of flow of a fluid having one centipoise viscosity… …
15darcy's law — ˈdärsēz noun Usage: usually capitalized D Etymology: after H.P.G. Darcy, its formulator : a statement in fluid dynamics: the velocity of flow of a liquid through a porous medium due to difference in pressure is proportional to the pressure… …
16Darcy’s law — An empirical law given as which states that the average volumetric discharge of flow through a porous medium is directly proportional to the hydraulic gradient assuming that the flow is laminar and inertia can be neglected. Note:… …
17Competition law — Antitrust redirects here. For the 2001 film, see Antitrust (film). For laws specific to the U.S., see United States antitrust law. Competition law Basic concepts …
18Henry Darcy — Infobox Scientist name = Henry Darcy box width = image width =150px caption = Henry Darcy birth date = June 10, 1803 birth place = Dijon death date = January 3, 1858 death place = residence = citizenship = nationality = French ethnicity = field …
19Henry Darcy — Henry Philibert Gaspard Darcy (* 10. Juni 1803 in Dijon, Frankreich; † 3. Januar 1858) war ein französischer Ingenieur, der sich mit der Durchströmung poröser Medien beschäftigte und für laminares Fließen einen linearen Zusammenhang fand …
20Iron law of oligarchy — The iron law of oligarchy is a political theory, first developed by the German syndicalist sociologist Robert Michels in his 1911 book, Political Parties. It states that all forms of organization, regardless of how democratic they may be at the… …
