GAS-LIQUID FLOW AT MICROGRAVITY CONDITIONS .1. DISPERSED BUBBLE AND SLUG FLOW

被引:76
作者
COLIN, C [1 ]
FABRE, J [1 ]
DUKLER, AE [1 ]
机构
[1] UNIV HOUSTON,DEPT CHEM ENGN,HOUSTON,TX 77204
关键词
2-PHASE FLOW; MICROGRAVITY; BUBBLE SIZE; FLOW PATTERNS;
D O I
10.1016/0301-9322(91)90048-8
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
Void fraction, pressure gradient and flow pattern data are reported for gas-liquid flow at near-zero gravity through a 4 cm dia tube about 3 m long. These data were collected during a series of parabolic trajectories flown in a jet airplane which provided 15-20 s of reduced gravity at levels < 0.03g. Flow conditions were such that bubbly or slug flow existed for all runs. High-speed videotapes of the flow were analyzed to obtain the bubble size distribution at two axial locations along the tube. Models for explaining the data are examined.
引用
收藏
页码:533 / 544
页数:12
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