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empirical equation

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  • empirical equation — empirinė lygtis statusas T sritis fizika atitikmenys: angl. empirical equation vok. empirische Gleichung, f rus. эмпирическое уравнение, n pranc. équation empirique, f …   Fizikos terminų žodynas

  • empirical equation — empirinė lygtis statusas T sritis chemija apibrėžtis Lygtis, sudaryta iš bandymų rezultatų. atitikmenys: angl. empirical equation rus. эмпирическое уравнение …   Chemijos terminų aiškinamasis žodynas

  • Empirical relationship — In science, an empirical relationship is one based solely on observation rather than theory. An empirical relationship requires only confirmatory data irrespective of theoretical basis. Sometimes theoretical explanations for what were initially… …   Wikipedia

  • équation empirique — empirinė lygtis statusas T sritis fizika atitikmenys: angl. empirical equation vok. empirische Gleichung, f rus. эмпирическое уравнение, n pranc. équation empirique, f …   Fizikos terminų žodynas

  • Empirical Bayes method — In statistics, empirical Bayes methods are a class of methods which use empirical data to evaluate / approximate the conditional probability distributions that arise from Bayes theorem. These methods allow one to estimate quantities… …   Wikipedia

  • Empirical formula — This article is about analytical chemistry. For observation rather than theory, see Empirical relationship. In chemistry, the empirical formula of a chemical compound is the simplest whole number ratio of atoms of each element present in a… …   Wikipedia

  • Darcy-Weisbach equation — The Darcy Weisbach equation is an important and widely used phenomenological equation in hydraulics. It relates the head loss or pressure loss due to friction along a given length of pipe to the average velocity of the fluid flow. Head loss form… …   Wikipedia

  • Morison equation — Flow forces according to the Morison equation for a body placed in a harmonic flow, as a function of time. Blue line: drag force; red line: inertia force; black line: total force according to the Morison equation. Note that the inertia force is… …   Wikipedia

  • Prony equation — The Prony equation is a historically important equation in hydraulics, used to calculate the head loss due to friction within a given run of pipe. It is an empirical equation developed by Frenchman Gaspard de Prony in the 19th century::h f =… …   Wikipedia

  • Benedict-Webb-Rubin equation — The Benedict Webb Rubin equation (BWR) is an equation of state used in fluid dynamics. The original BWR:P= ho RT + left(B 0 RT A 0 frac{C 0}{T^2} ight) ho^2 + left(bRT a ight) ho^3 + alpha a ho^6 + frac{c ho^3}{T^2}left(1 + gamma ho^2… …   Wikipedia

  • Darcy-Weisbach equation —    An empirical equation given as which states that in contrast to laminar flow, the average volumetric discharge of flow is directly proportional to the square root of the driving force and that the friction loss is equal to the hydraulic head… …   Lexicon of Cave and Karst Terminology

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