Figure 1

Experimental flume design: (a) cross section of the channel; (b) definition sketch of the experimental installation; (c) sketch of tetrahedron frame model and (d) schematic patterns of six TFPW used in this study.

Experimental flume design: (a) cross section of the channel; (b) definition sketch of the experimental installation; (c) sketch of tetrahedron frame model and (d) schematic patterns of six TFPW used in this study.