Detection
The water tank experimental setup
The schematic diagram of the bubble generation system.
The top view of acoustic sources (S1- S4), hydrophones (CH1-CH7), and vertical and horizontal hydrophone arrays (V-A1, V-A2, V-A3, H-A4, and H-A5)
3D view of acoustic sources, hydrophones, and hydrophone arrays from the bottom to the top
The schematic program for instrument control and data acquisition
Photo for constant flow bubbles
The signal for constant flow bubbles in time and frequency domains
Photo for a few bubbles
The signal for a few bubbles in time and frequency domains
Swimming pool test