dimensionless number

dimensionless number
безразмерное число

- отношение различных физических свойств (таких как плотность или теплоемкость) и условий (таких как скорость потока или массы) такое, что результирующее число не имеет размерных единиц массы, скорости и др. Носит также наименование безразмерного параметра.


Англо-русский словарь по кондиционированию и вентиляции. 2013.

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Смотреть что такое "dimensionless number" в других словарях:

  • dimensionless number — nedimensinis skaičius statusas T sritis fizika atitikmenys: angl. dimensionless number; non dimensional number; pure number vok. dimensionslose Zahl, f; reine Zahl, f rus. безразмерное число, n pranc. nombre adimensionnel, m …   Fizikos terminų žodynas

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  • Reynolds number — In fluid mechanics and heat transfer, the Reynolds number mathrm{Re} is a dimensionless number that gives a measure of the ratio of inertial forces ({old mathrm V} ho) to viscous forces (mu / L) and, consequently, it quantifies the relative… …   Wikipedia

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  • Roshko number — In fluid mechanics, the Roshko number is a dimensionless number describing oscillating flow mechanisms. It is given as:: mathit{Ro} = {St} {Re} = {f L^{2}over u} where Ro is the dimensionless Roshko number, St is the dimensionless Strouhal number …   Wikipedia


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