Fig. 5
From: Influence of particle size on non-Darcy seepage of water and sediment in fractured rock
Scheme of system principles. 1 Sidebend; 2 pressure transmitter; 3 injection pipe; 4 vane pump; 5 agitator tank; 6 VVVF; 7 screw pump; 8 flow sensor; 9 piezometer; 10 filter box; 11 scheme of permeameter