BURST EVENT DETECTION IN WALL TURBULENCE BY WVITA METHOD

• 作 者: 姜楠 舒玮 王振东
• 机 构: LNM,DepartmentofMechanics
• 出 处: 力学学报：英文版
• 发表日期: 2000年1期
• 关键词: WAVELET analysis maximum KINETIC energy criteria VITA wall TURBULENCE BURST EVEN
• 基金项目: The project supported by the National Natural Science Foundation of China(19732005),the National Climbing Project of China

Wavelet Variable Interval Time Average(WVITA)is introduced asa method incorporating burst event detection in wall turbulence.Wavelet transformis performed to unfold the longitudinal fluctuating velocity time series measured inthe near wall region of a tur