Natural gas is an important strategic reserve resource for the country, also plays an
important role in energy transition. During mining and transportation, natural gas has high …

Non-separation measurement is a research difficulty and hotspot in multiphase flow. In this
paper, the multimodal ultrasonic sensors and differential pressure transmitter combined with …

In the present work, different closure relations in the one-dimensional Two-Fluid Model were
investigated in order to assess the effect on the numerical simulation of vertical annular …

Flow regime maps are essential to gas-liquid flow applications in many industrial processes
to identify the flow regimes accurately before estimating multiphase features. Flow regime …

This paper presents a numerical study using two-fluid model in order to compare the effect of
hydrodynamic and hydrostatic models for pressure correction term in two-fluid model in gas …

An approach for simulating the initiation of slugs in horizontal pipes is proposed in this
research. An analogy is established between the algorithms for solving single-phase …

Recent advances on the modeling of two-phase flows in pipes have shown that the accurate
modeling of Two-Fluid equations allow the dynamic simulation of various regimes within a …

Pressure drop and liquid hold-up are two very important fluid flow parameters in design and
control of multiphase flow pipelines. Friction factors play an important role in the accurate …

The purpose of the present study is to compare the well-posedness criteria of the free-
pressure two-fluid model, single-pressure two-fluid model, and two-pressure two-fluid model …

An approach for simulating the initiation of slugs in horizontal pipes is proposed in this
research. An analogy is established between the algorithms for solving single-phase …