<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The gas-liquid two-phase flow is characterized by continuous and local change of surface separation of phases and by their mutual interactions. Due to the instability of the flow, heat transfer and mass, a precise analytical approach is difficult to achieve. Despite these difficulties, efforts are underway to progress from the more frequent empirical studies to reliable analytical models. This requires an accurate research of the processes involved in the two phase flow and how they interact with one another. This paper aims to determine the pressure drop for a two-phase flow in a horizontal pipe of a heating plant. The author compares the results obtained by numerical simulation with existing results in the domain. The mixture is air-water, at an environmental temperature of 25°C.</p></abstract>

The gas-liquid two-phase flow is characterized by continuous and local change of surface separation of phases and by their mutual interactions. Due to the instability of the flow, heat transfer and mass, a precise analytical approach is difficult to achieve. Despite these difficulties, efforts are underway to progress from the more frequent empirical studies to reliable analytical models. This requires an accurate research of the processes involved in the two phase flow and how they interact with one another. This paper aims to determine the pressure drop for a two-phase flow in a horizontal pipe of a heating plant. The author compares the results obtained by numerical simulation with existing results in the domain. The mixture is air-water, at an environmental temperature of 25°C.

Determination of Pressure Drop in Horizontal Pipes for Air – Water Two Phase Flow

Lecturer, Technical University of Civil Engineering, Faculty of Building Services

Modelling in Civil Environmental Engineering

The gas-liquid two-phase flow is characterized by continuous and local change of surface separation of phases and by their mutual interactions. Due to the...

Determination of Pressure Drop in Horizontal Pipes for Air – Water Two Phase Flow

Published Online: Jul 30, 2013

Page range: 1 - 8

DOI: https://doi.org/10.2478/mmce-2013-0005

Keywords
two-phase flow, air-water, pressure drop, horizontal pipe

This content is open access.

Determination of Pressure Drop in Horizontal Pipes for Air – Water Two Phase Flow

Published Online: Jul 30, 2013

Page range: 1 - 8

DOI: https://doi.org/10.2478/mmce-2013-0005

Keywordstwo-phase flow, air-water, pressure drop, horizontal pipe

This content is open access.

Keywords
two-phase flow, air-water, pressure drop, horizontal pipe