Route Optimization of Pipeline in Gas-Liquid Two-Phase Flow Based on Genetic Algorithm

Table 7

Coefficient values.

Flow pattern
Uphill separated flow	0.011	−3.768	3.539	−1.614
Uphill intermittent flow	2.96	0.305	−0.4473	0.0978
Uphill dispersion flow			ϕ = 1
Downhill flow	4.70	−0.3692	0.1244	−0.5056