vel and turb tools

Name	description
streamlines2	plots stream lines of a 2d velocity field
streamsliceplot2	plots vectors of stream lines of a 2d velocity field
quivplot2	arrow plot of a 2d velocity field
ekinturb2	computes and plots velocity fluctuations, computes turbulent kinetic energy in physical space
corrfunctline	calculates and plots longitudinal velocity correlation coefficient along lines
corrfunctcol	calculates and plots longitudinal velocity correlation coefficient along lines
taylor2	calculates 2D micro-scales of taylor
kolmogorov2	calculates microscales of kolmogorov
dissip2dord2	calculates dissipation of turbulent kinetic energy of a 2D velocity field using second order scheme for gradients
dissip2dord4	calculates dissipation of turbulent kinetic energy of a 2D velocity field using fourth order scheme for gradients
dissip2dord6	calculates dissipation of turbulent kinetic energy of a 2D velocity field using sixth order scheme for gradients
vort2dord2	calculates vorticity of a 2D velocity fieldusing second order scheme for gradients plots contourplot of vorticity field
vort2dord4	calculates vorticity of a 2D velocity field using fourth order scheme for gradients plots contourplot of vorticity field
vort2dord6	calculates vorticity of a 2D velocity field using sixth order scheme for gradients plots contourplot of vorticity field
vort2dord6pb	calculates vorticity of a 2D velocity field using sixth order scheme for gradients consideres periodic boundary conditions plots contourplot of vorticity field
spectrum2d	calculates and plots energy spectrum of a 2D velocity field calculates integral length scale
slope2	verifies -5/3 slope of turbulent kinetic energy in spectrum plots spectrum and slope
enstrophy	calculates and plots energy spectrum of a 2D velocity field calculates integral length scale
slope2enst	calculates and plots energy spectrum of a 2D velocity field calculates integral length scale
viscosity	calculates temperature dependent viscosity according to formula of Sutherland