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hydraulic radius

См. также в других словарях:

  • hydraulic radius — noun In a pipe or channel, the ratio of the cross sectional area to the wetted perimeter. For a full pipe, this is half the radius …   Wiktionary

  • hydraulic radius — the ratio of the cross sectional area to the perimeter of a pipe, outlet, or the like, through which a fluid is flowing. [1875 80] * * * …   Universalium

  • hydraulic radius —   stream efficiency measured by dividing cross sectional area of a stream by the wetted perimeter. A higher ratio indicates greater efficiency as area will be greater compared to wetted perimeter and it is the latter which reduces efficiency… …   Geography glossary

  • hydraulic radius —    The ratio of the filled cross sectional area to wetted perimeter [16] …   Lexicon of Cave and Karst Terminology

  • hydraulic radius — noun : the ratio of the cross sectional area of a channel or pipe in which a fluid is flowing to the wetted perimeter of the conduit * * * the ratio of the cross sectional area to the perimeter of a pipe, outlet, or the like, through which a… …   Useful english dictionary

  • Hydraulic diameter — The hydraulic diameter, D h , is a commonly used term when handling flow in noncircular tubes and channels. Using this term one can calculate many things in the same way as for a round tube.Definition: D h = frac {4A}{U} where A is the cross… …   Wikipedia

  • hydraulic mean depth — noun : hydraulic radius …   Useful english dictionary

  • Hydraulic machinery — are machines and tools which use fluid power to do work. Heavy equipment is a common example.In this type of machine, high pressure hydraulic fluid is transmitted throughout the machine to various hydraulic motors and hydraulic cylinders. The… …   Wikipedia

  • Manning formula — The Manning formula, known also as the Gauckler–Manning formula, or Gauckler–Manning–Strickler formula in Europe, is an empirical formula for open channel flow, or free surface flow driven by gravity. It was first presented by the French engineer …   Wikipedia

  • Depth–slope product — The depth–slope product is used to calculate the shear stress at the bed of an open channel containing fluid that is undergoing steady, uniform flow. It is widely used in river engineering, stream restoration, sedimentology, and fluvial… …   Wikipedia

  • Chézy formula — In fluid dynamics, the Chézy formula describes the mean flow velocity of steady, turbulent open channel flow: where v is the mean velocity [m/s], C is the Chézy coefficient [m½/s], R is the hydraulic radius ( water depth) [m], and i is the bottom …   Wikipedia

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