Hydrodynamic Performance and Cavitation Analysis in Bottom Outlets of Dam Using CFD Modelling

Table 2

The flow rate passing through the channel in the openings of service gates and different heads.

a/ao	Hmax = 51.35 m	H = 48.95 m	H = 45 m	H = 40 m	H = 35 m	H = 30 m	H = 20 m
0.1	3.17	3.1	2.97	2.8	2.62	2.43	1.98
0.2	6.29	6.15	5.89	5.56	5.2	4.81	3.93
0.3	9.29	9.07	8.7	8.2	7.67	7.1	5.8
0.4	12.18	11.9	11.41	10.75	10.06	9.31	7.6
0.5	15.03	14.67	14.07	13.26	12.41	11.49	9.38
0.6	17.67	17.25	16.54	15.59	14.59	13.5	11.03
0.7	20.06	19.59	18.78	17.71	16.56	15.33	12.52
0.8	22.29	21.77	20.87	19.68	18.41	17.04	13.91
0.9	24.35	23.77	22.8	21.49	20.1	18.61	15.2
1	26.64	26	24.93	23.51	21.99	20.36	16.62