Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Ammar ZEGHLOUL"'
Publikováno v:
ENP Engineering Science Journal, Vol 1, Iss 2, Pp 69-75 (2021)
Two-phase Gas-liquid flows have many industrial uses, such as hydrocarbon transportation and energy production. The knowledge and an accurate determination of the gas phase's proportion rate in the two-phase mixture known as the gas void fraction is
Externí odkaz:
https://doaj.org/article/2cede769052a478396f3fa628f82dd7a
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science. :095440622311521
This paper presents experimental investigation of flow configurations and pressure drop of single-phase water flow and two-phase air-water flow in a vertical annulus. The annular test section had a concentric geometry with a casing and tubing diamete
Autor:
Ammar Zeghloul, Abdelkader Messilem, Nabil Ghendour, Abdelwahid Azzi, Abbas Hasan, Abdelsalam Al-Sarkhi
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science. 235:1567-1584
An accurate two-phase flow rate measurement is essential in many applications and industries such as; oil/gas, chemical, pipeline transportation and nuclear industry. This paper presents the findings obtained from two-phase flow rate measurements usi
Publikováno v:
Progress in Nuclear Energy. 108:428-437
Characteristics of the slug flow, mean void fraction, liquid slug and Taylor bubble lengths; and structure frequency were all extracted from the void fraction time series. Average void fractions at nine axial positions have been measured on a 6 m lon
Publikováno v:
Journal of Fluids Engineering. 142
This paper presents an experimental investigation of the pressure drop (DP) through valves in vertical upward flows. Experiments were carried out using a 1¼″ (DN 32) ball and gate valve. Five opening areas have been investigated from fully open to
Publikováno v:
Journal of Petroleum Science and Engineering. 162:12-21
The present experimental work investigates the vertical downward two-phase slug flow in a transparent vertical pipe of 34 mm internal diameter. The gas and liquid superficial velocities are in the range of 0–3.27 m/s and 0.015–1.4 m/s respectivel
Publikováno v:
Flow Measurement and Instrumentation. 82:102078
Gas-liquid two-phase flow in annulus channels is encountered in several industrial applications, and the Gas Void Fraction (GVF) measurement of such flow is crucial for either monitoring or controlling processes. However, the challenging constraints
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science. 232:3281-3299
Experimental results on hydrodynamic behavior and pressure drop of two-phase mixture flowing upwardly in a pipe containing single- and/or multi-hole orifice plate are presented. It was found from the measurement of the void fraction upstream and down
Autor:
Ammar Zeghloul, Hiba Bouyahiaoui, Abdelwahid Azzi, Mazdak Parsi, Abbas Hasan, Abdelsalam Al-Sarkhi
Publikováno v:
Journal of Natural Gas Science and Engineering. 73:103080
Investigation of downward two-phase flows received less attention compared to the vertical upward flows. Downward flows are found in many industries and facilities including; oil/gas production, nuclear industry and petroleum refinery/production faci
Publikováno v:
Journal of Fluids Engineering. 139
Pressure drop has been measured for upward single- and two-phase gas–liquid flow across an orifice in a vertical pipe. A conductance probe provided average void fraction upstream of the orifice. Six orifices with different apertures/thickness were