Title :
On the spectral analysis of Poisson sampled velocity measurements in turbulent flows
Author :
Banning, Reinder
Author_Institution :
Fac. of Appl. Phys., Delft Univ. of Technol., Netherlands
Abstract :
There are two major problems when conducting a spectral analysis of LDA turbulent velocity measurements. Firstly, the samples are unevenly distributed in time. Secondly, the measurements are affected by random noise. Both of these problems are addressed in this paper
Keywords :
Doppler measurement; Kalman filters; Poisson distribution; digital filters; flow measurement; laser velocimetry; random noise; signal sampling; spectral analysis; turbulence; velocity measurement; LDA turbulent velocity measurement; Poisson sampled velocity measurement; digital Kalman filters; discrete time system; laser Doppler anemometry; random noise; spectral analysis; stochastic measurement noise; turbulent flows; Attenuation; Density functional theory; Diffusion processes; Filters; Fluid dynamics; Linear discriminant analysis; Signal processing algorithms; Spectral analysis; Velocity measurement; White noise;
Conference_Titel :
Instrumentation and Measurement Technology Conference, 1996. IMTC-96. Conference Proceedings. Quality Measurements: The Indispensable Bridge between Theory and Reality., IEEE
Conference_Location :
Brussels
Print_ISBN :
0-7803-3312-8
DOI :
10.1109/IMTC.1996.507483
