Research on the Overtopping-Induced Breaching Mechanism of Tailings Dam and Its Numerical Simulation

Table 1

Similarity criteria of common physical quantity in centrifugal model tests.

Physical quantity

Acceleration

Length

Area

Volume

Normal stress

Sheer stress

Strain

Void ratio

Flow

Mass

Viscosity

Force

Time

Density

Similarity ratio

N

1/N

1/N^2

1/N^3

1

1

1

1

1/N^2

1/N^3

1

1/N^2

1/N

1