IWA Publishing

Table 1

Pressure rates at the nodes before and after pressure reduction

Node ID	Elevation (m)	Pressure rates before reduction (m)	Pressure rates after reduction (m)	Node ID	Elevation (m)	Pressure rates before reduction (m)	Pressure rates after reduction (m)
1	42	59.69	60.18	24	38	52.75	55.62
2	40	58.74	59.87	25	39	51.79	54.63
3	38	59.66	61.02	26	36	54.79	57.62
4	37	60.89	62.22	27	37	53.82	56.64
5	38	59.23	60.72	28	18	76.37	29.83
6	38	58.84	60.40	29	15	79.53	32.90
7	33	63.67	65.29	30	16	78.37	31.83
8	35	60.70	62.58	31	19	75.31	28.80
9	38	57.04	59.04	32	20	74.31	27.80
10	37	56.76	58.99	33	19	75.31	28.80
11	29	62.96	65.53	34	18	76.28	29.79
12	38	56.94	59.08	35	19	75.28	28.79
13	38	56.76	58.86	36	19	75.28	28.79
14	37	57.17	59.34	37	21	69.37	31.90
15	39	52.23	54.94	38	20	70.22	32.81
16	39	52.10	54.82	39	20	70.23	32.82
18	37	54.04	56.78	40	19	71.17	33.78
19	37	53.98	56.74	41	18	72.14	34.77
20	36	54.97	57.73	42	19	71.14	33.77
21	35	56.06	58.81	43	19	71.17	33.79
22	39	52.11	54.86	44	18	72.17	34.78
23	36	54.90	57.69	45	20	70.14	32.77

Node ID	Elevation (m)	Pressure rates before reduction (m)	Pressure rates after reduction (m)	Node ID	Elevation (m)	Pressure rates before reduction (m)	Pressure rates after reduction (m)
1	42	59.69	60.18	24	38	52.75	55.62
2	40	58.74	59.87	25	39	51.79	54.63
3	38	59.66	61.02	26	36	54.79	57.62
4	37	60.89	62.22	27	37	53.82	56.64
5	38	59.23	60.72	28	18	76.37	29.83
6	38	58.84	60.40	29	15	79.53	32.90
7	33	63.67	65.29	30	16	78.37	31.83
8	35	60.70	62.58	31	19	75.31	28.80
9	38	57.04	59.04	32	20	74.31	27.80
10	37	56.76	58.99	33	19	75.31	28.80
11	29	62.96	65.53	34	18	76.28	29.79
12	38	56.94	59.08	35	19	75.28	28.79
13	38	56.76	58.86	36	19	75.28	28.79
14	37	57.17	59.34	37	21	69.37	31.90
15	39	52.23	54.94	38	20	70.22	32.81
16	39	52.10	54.82	39	20	70.23	32.82
18	37	54.04	56.78	40	19	71.17	33.78
19	37	53.98	56.74	41	18	72.14	34.77
20	36	54.97	57.73	42	19	71.14	33.77
21	35	56.06	58.81	43	19	71.17	33.79
22	39	52.11	54.86	44	18	72.17	34.78
23	36	54.90	57.69	45	20	70.14	32.77