Flow aeroacoustic damping using coupled mechanical–electrical impedance in lined pipeline
*
Chen Yong
a)†
, Huang Yi-Yong
a)
, Chen Xiao-Qian
a)
, Bai Yu-Zhu
b)
, Tan Xiao-Dong
b)
The attenuation coefficients of the first acoustic mode propagating in (a) the downstream and (b) the upstream directions.