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Some aspects of downwards two-phase slug flow in pipes

In the present work, investigations are carried out for the ultimate use of the "Bis table Fluid Amplifier" as an alternator to produce intermittent vertical water slugs. The effect of some geometrical and flow variables on the amplifier characteristics used in a vertical position, is studied experimentally. The minimum control flow required to switch the main power jet from one wall to the other is obtained as a function of the main jet flow rate, the splitter angle and its distance from the main nozzle. The efficiency of the amplifier functioning as a pressure recovery device is determined in relation to the output load. Theoretical and experimental results are compared. Some aspects of downwards air water flow in long vertical tubes are investigated. The formation of a spherical-cap air slug in an overflow pipe, and the behaviour and stability of the air-water interface in the tube are studied with the aid of motion picture films. Finally, a theory is appended concerning the transient polytropic compression of a gas in a vertical tube by a high velocity falling liquid slug from a constant flow supply.

Identiferoai:union.ndltd.org:LACETR/oai:collectionscanada.gc.ca:QMM.43493
Date January 1970
CreatorsSourour, Sami
ContributorsN. E. Cooke (Supervisor)
PublisherMcGill University
Source SetsLibrary and Archives Canada ETDs Repository / Centre d'archives des thèses électroniques de Bibliothèque et Archives Canada
LanguageEnglish
Detected LanguageEnglish
TypeElectronic Thesis or Dissertation
Formatapplication/pdf
CoverageMaster of Engineering (Department of Chemical Engineering)
RightsAll items in eScholarship@McGill are protected by copyright with all rights reserved unless otherwise indicated.

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