The liquid in the pipeline under certain conditions and partially vaporizes into gas state, bubble, formation of gas-liquid two-phase flow which is the process of flash.

管道中的液体在一定的条件下，部分液体气化成气体状态，产生气泡，形成气液两相流这就是闪蒸过程。

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Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.

本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。

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One-dimensional homogeneous model based on the gas-liquid two-phase flow theory was established.

基于气液两相流理论，建立了垂直上升管内液氮气液两相流动的一维均相流模型；

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