two-fluid model


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two-fluid model

[′tü‚flü·əd ‚mäd·əl]
(cryogenics)
A theoretical model of helium II which assumes that it consists of two interpenetrating components, a normal fluid and a superfluid with zero entropy, viscosity, and thermal conductivity.
References in periodicals archive ?
The utilized two-fluid model with adoption of the original collisional closure model by Kartushinsky and Michaelides (2004) together with the applied numerical method has been verified and validated in our previous research (Kartushinsky et al.
Two-fluid model of refrigerant two-phase flow through short tube orifice.
Marching algorithms are the rule rather than the exception in the determination of pressure distribution in long multiphase-flow pipes and they are the basis of most two-fluid models, including the one presented in this study.
Birgitta Whaley of the University of California, Berkeley points out that the new data actually fit nicely with previous theoretical studies based on the two-fluid model.