两相流

过程层析成像（PT）技术能实时提供封闭管道、容器等过程设备内物场运动状态的二／三维可视化信息，为解决两相流参数检测问题提供了一种新的途径。

Process tomography ( PT ) technique can provide interior behavior 2 / 3 dimension visualizing information in process equipment such as closed pipe , vessels and so on in real time , so it is a novel approach for two-phase flow parameters measurement .

所研发的新型C4D传感器具有测量范围广，分辨率好，结构简单，稳定性和抗干扰性能佳等优点，为基于C4D的气液两相流参数测量奠定了有效的技术基础。

The new C4D sensor has the advantages of wide detection range , high resolution , simple construction , good stability and anti-interference ability , and provides an effective mean for parameter measurement of gas-liquid two-phase flow . 2 .

levelset输运方程的求解方法及其对气-液两相流运动界面数值模拟的影响

Numerical Simulation of Interface Movement in Gas-Liquid Two-Phase Flows with Level Set Method

固液两相流中的K－ε双方程湍流模式

A K - ε Two-Equation Turbulence Model for the Solid-Liquid Two-Phase Flow

三维k-ε-Ap模型在固液两相流时均运动特性研究中的应用

The application of three-dimensional k - ε - A_p model in the investigation of time-averaged movement characters of liquid-particle flows

采用两相流漂移通量模型的DRIFT系统分析程序

A Network Analysis Computer Program DRIFT Based on Drift-Flux Model for Two-Phase Flow

两相流相关流量计的MonteCarlo模拟

Monte Carlo simulation for two & phase fluid cross correlation flow measurement system

本文应用Fluent软件对喷油螺杆式空气压缩机第一级油气分离器内的气液两相流流场进行了数值模拟。

The flow field inside an oil-gas separator are simulated with software Fluent .

稠密气固两相流中颗粒团运动的DEM模型研究

Studying of cluster behavior in dense gas-particle two-phase flow by using DEM model

PDA测试浮选柱液-气两相流中气泡的流速分布

Bubble Velocity Distribution in Liquid-Gas Two-Phase Flow of Flotation Column Using PDA Velocimeter

两相流测量的三光束偏振型LDV装置

Measurement of Two-phase Flow using LDV Technique with Three Polarized Beams

一种新型两相流检测ERT图像重建算法

Novel image reconstruction algorithm of electrical resistance tomography for two-phase flow

开发应用了热膜风速仪测量搅拌槽内气-液两相流的局部气含率、液体的时均速度及湍流参数，从国内外已有的文献看，只有Lu做了类似的工作。

A hot-film anemometer was used in the measurement of local gas-holdup , liquid mean velocity and turbulence parameters in gas-liquid stirred tanks .

基于ECT传感器和模式识别的气液两相流空隙率测量新方法研究

Study on New Method for Voidage Measurement of Gas-liquid Two-phase Flow Based on ECT Sensor and Pattern Recognition Theory

气液两相流差压波动信号的Hilbert-Huang变换特性

Property of differential pressure fluctuation signal of gas-liquid two-phase flow based on Hilbert-Huang transform

PSC型旋风管排尘锥内气固两相流的实验研究

An Experimental Investigation on the in the Discharge Cones of the PSC Type Cyclone Tubes

采用Hurst分析描述了管内气液两相流不同流型的压差波动特征，发现压差波动信号中存在着不同程度的周期成分。

The result showed the periodic component was found in the differential pressure fluctuation signal .

电阻层析成像（ERT）技术在识别两相流流型中的应用

The Application of Electric Resistance Tomography ( ERT ) in Identification of Flow Regime of Two Phase Flow

两相流的流动是一个典型的复杂多维随机现象，这里运用蒙特卡洛（Monte-Carlo）方法模拟了气/液两相泡状流流动的过程。

The two-phase flow is a typical complex multi-dimensional random phenomenon , Gas / liquid two-phase bubbly flow is simulated by use of the Monte Carlo method . 3 .

五种开孔率下F-1浮阀塔板两相流接触状态初步研究

A primary study of the two-phase contact regime on F-1 valve tray at five fractional areas of valve holes

利用RTR技术发展了一种新的研究热试车条件下SRM喷管两相流的实验方法。

A new experimental method combined with RTR techniques was developed to study the distribution pattern of particles in SRM nozzle during static firing test .

在同位网格系下气相采用SIMPLE算法求解，气液两相流动用PSIC法模拟。

On the non-staggered grid system , the discretization equations are solved with SIMPLE algorithm . The couple of the gas phase and the liquid phase is carried out by the PSIC method .

使用有限元软件Fluent建立了阀的两相流模型，分析两相流质量流量、压力和阀芯位移之间的关系，修正阀口流量系数。

A two phase flow model is built using finite element software-Fluent . The relationship of two phase flow rate , pressure and spool displacement is analyzed , and flow coefficient of valve port is modified .

在FLUENT软件数值模拟除尘器内气流和颗粒的两相流运动规律的基础上，结合除尘理论，对改造方案提高除尘率的原因进行了分析。

On the base of FLUENT software numerical simulating the flow disciplinarian of gas and grain in the dusters and combining the theory of dust-catching , the reasons that reform projects can increase dust catch rate are analyzed .

格子Boltzmann方法（LatticeBoltzmannMethod，LBM）是近年发展迅速的一种计算流体力学新方法，在气固两相流模拟方面具有许多优势。

Lattice Boltzmann method ( LBM ) is developed rapidly in recent years as a new method of computational gas dynamics . Because of its microcosmic and mesoscopic properties of nature , the method to study gas-solid flow problems is a great advantage .

在5MW低温供热堆热工水力学实验台架HRT-5上，以水为工质，进行了低压自然循环两相流流型及流型对密度波不稳定性影响的实验研究。

An experimental study on two-phase flow pattern in the riser of low pressure natural circulation system was performed .

采用新型的激光测量仪器&粒子动态分析仪（PDA）对水力旋流器内固液两相流中的固粒速度场及其粒度的分布规律进行了测试，首次获得了旋流器内固粒浓度的实测分布规律；

An experimental investigation on the montion of solid particles in the two phases flow field of hydrocyclone was carried out with a new type laser measuring instrument & Particle Dynamics Analyzer ( PDA ), and the concentration profiles of solid particles were obtained .

采用由Lorenz方程生成的时间序列验证了递归定量分析的有效性及敏感性，并将该分析方法应用于油水两相流流型识别。

The method of using the time series data generated by the Lorenz equation to verify the validity and sensitivity of recurrence quantification analysis was presented , and this method was used to identify oil / water two-phase flow patterns .

从两相流流型的空间几何意义出发，利用差压计作传感器，提出用标准空间特征频率斯特罗哈尔数Sr作流型识别的定量依据，斯特罗哈尔数Sr识别流型具有明确的物理意义。

Considering the spatial geometric significance of two-phase flow patterns and using the differential pressure gauge as a sensor , the Strouhal number Sr is taken as the basis for distinguishing flow patterns . Using Strouhal number Sr to identify flow pattern has clear physical meaning .

基于两相流理论给出了空气相和雪相的控制方程，采用CFD技术计算模拟了不同形状膜结构周围雪漂运动及表面风致雪压分布。

Snow drifting process and principles are presented in detail , and then governing equations of air-phase and snow-phase are given based on two-phase flow theory . Then CFD technique is used to calculate snow drifting around saddle membrane structures and snow pressure on the roof surface .