Sediment and Cavitation Erosion Studies through Dam Tunnels

Table 5

Various constants and coefficients used in simulation.

Parameter	Detail	Tunnel 2	Tunnel 3
Erosion	Finnie Model	,	,
Particles injection	Uniform injection	Two-way coupled	Two-way coupled
Restitution Coefficient	Perpendicular and parallel	0.9 and 1, respectively	0.9 and 1, respectively
Drag Coefficient	Schiller and Neumann Correlation	0.44 for	0.44 for
Particle Integration	Tracking distance and time	1200 m, 300 sec	1200 m, 300 sec