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气泡-水流两相流的激光多普勒法测量
Authors
彭五顺
李广达
谭长虹
路展民
Publication date
1 January 1988
Publisher
Abstract
为区分激光多普勒稀态两相流动测量中出现的流体相信号和颗粒(气泡、液滴)相信号,本文提出可见度和基座的复合判别法,并设计了专用的信号预处理器,此预处理器能将原始多普勒信号分为两路,分别代表两相,并可用计数型信号处理器测量每路的速度及其它统计量。使用本方案对矩形管道內低速气泡-水两相流的实验和测量表明,对两相的区分和测量是成功的。文中给出了两相速度、湍流度和气泡滑移速度的测量结果
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018