Thermal Hydraulic Analysis of a Passive Residual Heat Removal System for an Integral Pressurized Water Reactor

Table 2

Frictional coefficient correlations.

Flow regime	Correlation	Reference
Single phase
Laminar flow	Darcy	[24]
Transition flow	0.048
Turbulent flow	Blasius
Two phase
Homogeneous model		[31]
Drift flux model	Chisholm	[32]