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• Reynolds number
  ...o</math> and <math>\mu</math> are the reference values for [[velocity]], [[length]], [[density]] and [[dynamic viscosity]], then ...lor(1967), section 4.3). Let <math>L</math> be the [[characteristic length scale]]. The time taken for [[viscous]] and [[convective]] effects to travel a di
  3 KB (450 words) - 09:15, 3 January 2012
• Page name test
  Munson et al. (1994) define turbulence as a characteristic of a flow pattern that is random in nature; in other words there is no regu ... In many circumstances, two properties, the local velocity and the length scale of the turbulence can adequately define the local structure of turbulence
  2 KB (352 words) - 21:51, 18 May 2006
• Combustion
  broad range of time and length scales. A mathematical description of combustion is not Length <math>L_o</math> A reference length (representative of the domain)
  156 KB (25,897 words) - 22:14, 17 March 2011
• Strouhal number
  ...math> is a characteristic length scale of the flow and <math>U</math> is a characteristic velocity.
  496 B (77 words) - 03:34, 20 September 2005
• Two phase flow
  ...ept constant on a time step which is equal to the Lagrangian integral time scale <math> \tau_l </math>. The resulting Lagrangian correlation function is li ...cterized by a velocity (fluctuating), a time scale (lifetime) and a length scale (size).
  13 KB (2,060 words) - 11:38, 6 December 2010
• Eddy viscosity ratio
  ...te the [[turbulent length scale]]. However, also when the turbulent length scale is used it is often good to double-check the resulting eddy viscosity ratio
  1 KB (201 words) - 12:26, 19 December 2008
• Introduction to turbulence/Reynolds averaged equations
  ...in. Yet at the same time, these scales are much larger than the molecular length and time scales which characterize the molecular interactions that are actu ...ence Reynolds stresses (even though we know the underlying requirements of scale separation are not satisfied). For example, a Newtonian type closure for th
  45 KB (7,578 words) - 08:35, 21 August 2013
• Introduction to turbulence/Stationarity and homogeneity
  Many random processes have the characteristic that their statistical properties do not appear to depend directly on time, == Integral scale ==
  41 KB (6,536 words) - 09:19, 25 February 2008
• Introduction to turbulence/Free turbulent shear flows
  outer edge is a characteristic of all free shear flows, and is an indication of the fact that the turbule ...s. Figure 1.2 also illustrates this phenomenon, and coherent patterns of a scale equal to the lateral extent of the flow are clearly visible. These large ed
  67 KB (11,204 words) - 13:42, 19 April 2016
• Introduction to turbulence/Wall bounded turbulent flows
  length scales in the flow, unlike the free shear flows we considered in the previo chapter for which the mean flow could be characterized by only a single length
  41 KB (7,002 words) - 13:02, 21 March 2012