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Table 4 Simulated trap efficiencies of different case setups

From: Numerical investigation of particles’ transport, deposition and resuspension under unsteady conditions in constructed stormwater ponds

DPM case numberProcess A:
settling
Process B:
resuspension
Quantity of particlesCL for DRWMRebound resistance coefficientPredicted trap efficiency (%)
1YesYes22,4000.15e = 1, f = 179.45
2YesYes44,8000.15e = 1, f = 181.81
3YesYes67,2000.15e = 1, f = 182.13
4YesYes89,6000.15e = 1, f = 182.20
5YesYes100,8000.15e = 1, f = 181.70
6YesYes44,8000.05e = 1, f = 187.85
7YesYes44,8000.25e = 1, f = 181.48
8YesYes44,8000.5e = 1, f = 182.00
9YesYes44,800No DRWMe = 1, f = 196.65
10YesYes44,8000.05e = 0.84−4.84τ*,
f = 0.73
86.77
11YesYes44,8000.1e = 0.84–4.84τ*,
f = 0.73
83.94
12YesNo44,8000.05e = 1, f = 192.77