Article | REF: A722 V1

Two-phase gas-liquid flows

Author: Jean-Michel FITREMANN

Publication date: November 10, 1983

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5. Basics of acceleration phenomena

5.1 Isothermal flow in a pipe of variable cross-section

Assuming, to simplify the problem, that we have a homogeneous suspension of bubbles in a duct of variable cross-section S (x ), and that the global slip Γ is 1, the theorems of conservation of mass and momentum can be written in simplified form:

ρu S = Cte ( 32 )

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Basics of acceleration phenomena