An Introduction to Turbulence and Its Measurement, Volume 80166210 |
Contents
THE PHYSICS OF TURBULENCE | 1 |
MEASUREMENT TECHNIQUES | 4 |
MEASURABLE QUANTITIES AND THEIR PHYSICAL SIGNIFICANCE | 21 |
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Common terms and phrases
amplifier anemometer angle apparatus boundary layer calibration changes circuit constant constant-current constant-temperature convection correlation Couette flow depends diameter diffusion dimensional analysis direction dissipation duct effect energy-containing experimental filter frequency response function heat transfer hot films hot wire hot-wire anemometer input integral k₁ laminar laminar flow length scale linearizer low-pass filter Mach number mean flow mean product mean square mean velocity molecular momentum motion Navier-Stokes equations noise normal Nusselt Nusselt number obtained output Pitot tube Prandtl number pressure fluctuations pressure gradient probe quantities r₁ range ratio region resistance Reynolds number Reynolds stresses Section shear flow shear stress signal small compared spatial spectra spectral density spectrum speed surface technique temperature fluctuations test rig thermal turbulence intensity turbulence measurements turbulent energy turbulent flow typical u₁ usually velocity components velocity fluctuations velocity gradient viscous voltage vortex lines vorticity wave number wavelengths zero ди дх ду