[Retracted] Economic Operation of the Regional Integrated Energy System Based on Particle Swarm Optimization

Table 3

Pipeline flow in steady-state simulation.

Pipe number	First node	End node	Flow (MMSCMD)	Length (m)	Diameter (m)	Roughness (m)
1	1	2	1.5335	8000	0.406	0.000046
2	2	3	1.5335	9000	0.406	0.000046
3	3	4	0.6723	10000	0.406	0.000046
4	4	5	0.6723	8000	0.406	0.000046
5	5	6	−0.3053	9000	0.406	0.000046
6	3	6	0.8511	10000	0.406	0.000046
7	5	7	0.4762	8000	0.406	0.000046
8	6	7	0.5460	9000	0.406	0.000046
9	7	8	1.0226	10000	0.406	0.000046