Slug flow is one important flow patten for upward gas-liquid two-phase flow in vertical tube.
弹状流是垂直管内气液两相上升流中的一种重要流型。
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;
Flow boiling heat transfer in narrow channels is an important researching project of gas-liquid two-phase flow.
狭缝通道内的流动沸腾传热是汽液两相流研究的一个重要方面。
Its basic principle is that there is a quite steady flow state of annular flow in the flow pattern of gas-liquid two-phase flow.
模型是建立在压力能量消耗率最小的原理上的,其基本原理是:在气-液两相流的流型中,环状流具有相当稳定的流动状态。
A method of using metal probe for measuring the void fraction at any point in gas-liquid two-phase flow on Sieve tray is described.
用金属探针法测量塔板上气液两相流中某些点的含气率。
Based on the theory of gas-liquid two-phase flow, the wellbore pressure distribution problems were analyzed in the aerated drilling.
以气液两相流理论为基础,分析了充气钻井的井筒压力分布问题。
In this paper, the conditions of bubble flow region existence are studied for upward gas-liquid two-phase flow in the vertical tubes.
文章对垂直上升管内气液两相泡状流的存在条件进行了研究。
Gas-liquid two-phase flow is widespread among the modern industrial production, accurate flow pattern identification has great significance.
气液两相流现象广泛存在于现代工业生产之中,准确的流型识别有着十分重要的意义。
Calculation results can provide some references to safe and effective well control and investigation of gas-liquid two-phase flow in vertical riser.
计算结果为安全有效地井控及垂直上升管内气液两相流的研究提供一定的参考依据。
In this paper, a particle trajectory model attached in an Eulerian-Lagrangian method is used to numerically simulate gas-liquid two-phase flow in RPB.
文中采用基于颗粒轨道模型的欧拉拉格朗日法对超重力旋转床中的气液两相流动与传质进行了数值模拟研究。
A three dimensional incompressible gas-liquid two-phase flow model was proposed to accurately simulate the fluid flow of casting's mould filling process.
为了更精确地模拟铸造充型过程的流动行为,建立了充型过程的三维不可压缩气。液两相流动模型。
In many engineering such as oil-gas exploitation, coalbed methane exploitation and extraction, there always occurs gas-liquid two-phase flow through a fracture.
在石油天然气开采、煤层气开发及煤矿瓦斯抽放等工程领域中,都存在着裂缝中气液二相流体渗流的问题。
The study of gas-liquid two-phase flow has important applications in engineering, such as oil, atomic energy, aerospace, dynamical and chemical engineering, etc.
气液两相流的研究在石化工程、原子能工程、航天工程、动力工程及化学工程中均具有重要的研究价值。
The research and application prospects of gas-liquid two-phase flow in microchannels are predicted from the aspects of experiment, theory and numerical simulation.
从实验、理论和数值模拟3个方面对微通道内气液两相流的研究和应用前景进行了展望。
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。
Based on the theory of annular gas-liquid two-phase flow, a model to calculate gas-cutting fluid flow in wellbore is established, and meanwhile a numerical solution to the model is given.
以环空气液两相流动为理论基础,建立了井筒气侵流动计算模型,同时给出了计算模型的数值求解方法。
Based on analyzing the micro critical seepage phenomena of gas-liquid two-phase flow in a single fracture, a random and compound mathematical model was constructed to describe this phenomenon.
通过对裂缝中气液二相流体临界渗流现象的分析推理,建立描述这一现象的随机混合渗流数学模型。
The main works are listed as follows:1) Based on higher-order statistics technique, a new method for differential pressure fluctuation signal analysis of gas-liquid two-phase flow is proposed.
基于高阶统计量技术,提出了一种气液两相流差压波动信号分析的新方法。
The tube cleaning equipments are compatible with compressor burning system cleaning and hold the functions of cleaning refrigerant recovery, refrigerant purify, gas-liquid two-phase flow, etc.
用于空调系统清洗的机型具有:制冷剂回收、制冷剂净化、制冷剂气液二相流清洗等功能,适合对压缩机烧毁系统的清洗。
The testing of transmission speed of sonic wave in the gas-liquid two-phase flow indicates that Wood formula can be used to calculate the transmission speed of sonic wave in the two-phase flow.
通过声波在气液两相流中传播速度试验证明,武德近似公式可以用来计算声波在该两相流中的传播速度。
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。
The focus of the research on the two phase flow, gas and non-Newtonian fluid in horizontal pipelines, is pressure drop, the law of liquid adhesiveness and the prediction of flow form.
水平管中气体和非牛顿液体两相流动研究的中心问题是压降和持液率的规律,以及流动型态的预测。
The result indicates that the sound speed of gas liquid two phase flow is much lower than single phase liquid or air medium.
结果表明:气液二相流音速比单相液体或空气介质低得多,流动机构对音速变化有显著影响。
Taking characteristic gas of insulation oil cleavage for example, the extent of bubble-liquid two-phase oil flow cleavage was quantitatively analyzed.
以绝缘油裂解的特征气体为例,对气泡-液体两相油流的裂解程度进行了定量分析。
Based on the flow mechanism and performance of gas liquid two phase plug flow in oil gas gathering line, a slug unit are divided into both gas slug region with liquid film and liquid slug region.
针对油气集输管线中气液两相团状流的流动机理和特点,将每一段塞单元划分为带液层的气塞区和液塞区两个区域。
Then physical and mathematical model of the gas-liquid two phase flow which was actuated by the bubble in the pool, were proposed and solved numerically.
在此基础上建立池内有气泡驱动情况下气液两相流动传热的物理数学模型,并进行相应的数值求解和分析。
The vortex shedding characteristics of tube bundles in line arrangement subjected to gas liquid two phase cross flow were investigated experimentally.
对受气液两相流横向冲刷的顺列管束旋涡脱离特性进行了实验研究。
The gas-liquid two-phase bubbly flow in an impeller of a centrifugal pump was numerically analyzed in this paper with Eulerian model.
本文采用欧拉模型对离心泵叶轮内气液两相泡状流动进行了数值模拟。
The gas-liquid two-phase bubbly flow in an impeller of a centrifugal pump was numerically analyzed in this paper with Eulerian model.
本文采用欧拉模型对离心泵叶轮内气液两相泡状流动进行了数值模拟。
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