Research Article

[Retracted] Model-Predicted Control System for the Real-Time Operation of an Urban Drainage System to Mitigate Urban Flood Risk: A Case Study in the Liede River Catchment, Guangzhou, China

Table 5

Results of original control scenario and the ideal MPC under different rainfall return periods.

1-year return period2-year return period3-year return period5-year return period10-year return period

The original control scenarioRainfall precipitation (mm)67.478.6785.2393.45104.72
Total node overflow (m3)8,767.31,2173.519,183.327,117.443,262.2
Total node overflow time (min)8249891,1251,2841,563
Average time of node overflow start time (hh:mm:ss)18 : 25 : 2418 : 21 : 3118 : 19 : 0318 : 12 : 1718 : 07 : 46

The ideal MPCTotal node overflow (m3)8,022.411,466.918,377.626,11442,730
Total node overflow time (min)7088981,0601,2271,533
Average time of node overflow start time (hh:mm:ss)18 : 40 : 4118 : 34 : 3218 : 30 : 3018 : 20 : 4018 : 11 : 13