slippage velocity

The pressure distribution, the oil-film shape and the slippage velocity are given from computational data.

给出了计算的压力分布油膜形状和滑移速度分布。

After the slippage velocity ratio in slug flow is removed, the experimental slippage ratio of gas and water bubble flow can be given, which provides a new way to measure oil and gas two phase flow.

在剔除了段塞滑动比数据后，给出了气水两相泡状流情况下的滑动比实验关系式，为油气中两相流的检测处理提供了一种新的处理方法。

And then oil and water production for each layer has been determined respectively by calculating slippage velocity and water holdup.

通过对滑脱速度和持水率的计算，进而分别求出井下各层的油、水产量，使得DDL－Ⅲ见示踪流量测井资料的解释定量化。

A Model for Describing Slippage Velocity of Oil and Water 2 Phase Flow in Horizontal Wells

水平井油水两相流动滑脱速度解释模型研究

Based on the literature researches, considered the complex permeability characteristics of low permeability gas reservoirs, a three-dimension gas-water two-phase percolation mathematical model is established, which reflects the concrete influence factors, such as low velocity non-Darcy flow, starting pressure gradient and slippage effect.

本文基于国内外文献调研成果，针对低渗透气藏的复杂渗流特征，建立了低渗透气藏低速非达西流动三维、气-水两相渗流数学模型，该模型考虑启动压力梯度和滑脱效应的影响。

Based on detailed analysis of diphasic flow simulation experimental data, the equations for calculation of slippage velocity in diphasic flows of gas-liquid and oil-water are established.

在两相流动模拟实验数据分析的基础上，提出油水两相和气液两相流动的滑脱速度的实验关系，进而确定垂直井两相流动生产测井解释的滑动模型。

For gas flow in porous media, a slippage effect exists, especially when pressure is low, or velocity is low or permeability is low.

对于气体渗流来讲，存在着滑脱效应，特别是在低渗、低速和低压时，滑脱效应更为显著。