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Table 2 Inflow rate (m3/s) into the waterway tunnel depending on water head difference and inner diameter of the waterway tunnel

From: Hydrodynamic fish modeling for potential-expansion evaluations of exotic species (largemouth bass) on waterway tunnel of Andong-Imha Reservoir

Water head difference (m) Inner diameter of the waterway tunnel
1 m 2 m 3 m 4 m 5 m 6 m 7 m 8 m 9 m 10 m
1.0 15.1 23.4 29.9 35.3 39.8 43.7 47.0 50.0 52.5 54.8
2.0 21.4 33.1 42.3 49.9 56.3 61.7 66.5 70.6 74.3 77.6
3.0 26.2 40.6 51.8 61.1 68.9 75.6 81.4 86.5 91.0 95.0
4.0 30.2 46.9 59.9 70.5 79.6 87.3 94.0 99.9 105.1 109.7
5.0 33.8 52.4 66.9 78.9 89.0 97.6 105.1 111.7 117.5 122.6
6.0 37.0 57.4 73.3 86.4 97.4 106.9 115.2 122.4 128.7 134.3
7.0 40.0 62.0 79.2 93.3 105.2 115.5 124.4 132.2 139.0 145.1
8.0 42.7 66.3 84.6 99.8 112.5 123.5 133.0 141.3 148.6 155.1
9.0 45.3 70.3 89.8 105.8 119.3 131.0 141.0 149.9 157.6 164.5
10.0 47.8 74.1 94.6 111.5 125.8 138.0 148.7 158.0 166.2 173.4
15.0 58.5 90.8 115.9 136.6 154.1 169.1 182.1 193.5 203.5 212.4
20.0 67.6 104.8 133.8 157.7 177.9 195.2 210.2 223.4 235.0 245.3