Research Article

Vertical Distribution of Suspended Sediment under Steady Flow: Existing Theories and Fractional Derivative Model

Table 2

The best fit fractional index in the fADE model and corresponding hydraulic parameters, -the particle size, and -the settling velocity. Here, “A” denotes Chen et al. [21], “B” denotes Coleman [25], “C” denotes Lyn [26], and “D” denotes Einstein and Chien [27].

Run numberFractional index Particle size (mm)Settling velocity (m/s)

A10.0950.0350.000587
A20.120.0750.002681
A30.200.1750.013665
A40.410.3750.044323
B10.550.1050.00269
B20.900.2100.0101
B30.750.4200.03
C10.860.1500.016
C20.930.1900.023
C30.970.2400.031
D10.800.2740.035173
D20.880.9400.114689
D30.941.3000.140989