A Unified Model of Oil/Water Two-Phase Flow through the Complex Pipeline

Table 1

Structure parameters for the present complex pipeline.

Structure parameters		Value	Unit
Channel 1	Sudden shrunken joints number	1	Dimensionless
	Sudden expansion joints number	1	Dimensionless
	Expansion channel length	0.1633	m
	Expansion channel radius	0.005	m
	Shrunken channel length	0.1633	m
	Shrunken channel radius	0.0025	m
Channel 2	Elbow pipe number	12	Dimensionless
	Bend angle	90	°
	Bending radius	0.03	m