Developed wellbore transient flow model and friction calculating method for the sand mixed fluids effected by propant.
建立了井筒不稳定流动模型，提出了支撑剂影响下的混砂液摩阻计算方法。
Establish the transient flow model of the horizontal well for the uniform flux and infinite conductivity wellbore type.
建立了水平井筒为均布渗流型和无限导流型的不稳定渗流模型。
This paper presents an one-dimensional homogeneous flow model for thermal-hydraulic transient behaviour of PWR steam generators.
本文介绍了压水堆核电厂蒸汽发生器的一维均相流瞬态分析模型。
Based on the water-oil phase flow theory, the paper has established the mathematics model of water-oil phase transient well test analysis containing water influence.
基于油水两相渗流理论，建立了考虑含水影响的油水两相不稳定渗流试井分析的数学模型。
The traditional quasi - steady friction model can not be accurately described the real transient problems in transient pipe flow.
在液体管道瞬变流计算中，传统的拟恒定摩阻模型不能准确描述瞬变流的真实物理现象。
Using a low order, two-layer baroclinic quasi-geostrophic model, a nonlinear system including the interaction between a thermal forced wave, a transient wave and zonal flow is studied.
本文利用两层斜压准地转模式，在低谱简化下，得到一个热力强迫波，瞬变波与纬向气流相互作用的非线性方程组。
Based on the theory of unsteady flow of compressible fluid and the seepage theory of formation fluid, the mathematical model of the gas transient flow in the wellbore has been established.
基于可压缩流体不稳定流动理论及地层流体渗流理论，建立了气体钻井过程中井筒瞬态流动的数学模型。
It constructs a mathematic model to describe gas transient flow according to the mass, momentum and energy conservation law.
根据气体瞬变流动过程中所遵循的质量、动量和能量守恒定律建立描述气体瞬变流动的数学模型。
The mathematic model of the transient flow was set up to study the unsteady flow phenomena in the high-pressure common-rail injector.
针对高压共轨喷油器内部非稳态流动现象，建立起瞬态流动的物理数学模型，采用模块化分析方法进行了瞬态数值模拟。
Thus instead of Boltzmann equation this model equation may be approximately used to discuss the motion of gases in the transient region between molecular flow and viscous flow Iimits.
因此可以近似地用此模型方程序代替玻氏方程序讨论介于分子流和粘性流之间的过渡区的气体运动情况。
In order to obtain transient mathematical model as vectoring deflection which is very important in engineering and valuable in theory, three-dimensional and unsteady flow fields must be researched.
由于气流在喷管流动中具有复杂的三维非定常的特征，因此，建立其动态数学模型有着更为重要的工程及理论价值。
Process transient stability simulation calculation based on power flow which USES the different accuracy of synchronous generator mathematical model in power system comprehensive program.
采用电力系统综合程序不同精度的同步电机数学模型，基于潮流进行暂态稳定仿真计算。
Mathematical model and computer programme flow diagram for two-dimensional transient heat transfer in tunnel kilns are presented.
本文提出了隧道窑窑车的二维非稳态传热数学模型及计算机程序框图。
A new coalbed methane transient seepage flow model with multi-wells is developed by considering the wellbore storage and skin effect.
建立了在多井条件下考虑井筒储存和表皮效应的煤层气不定常渗流模型。
Thus instead of Boltzmann equation this model equation may be approximately used to discuss the motion of gases in the transient region between molecular flow and viscous...
因此可以近似地用此模型方程序代替玻氏方程序讨论介于分子流和粘性流之间的过渡区的气体运动情况。
The method depending on the dynamic communication of lines and taking the power flow and transient stability into account is accommodated to the system model and computed online efficiently.
该方法依赖于线路的动态信息，可以考虑到潮流和暂态稳定问题，对系统的模型有良好的适应性并且计算简单，可通过在线计算实现。
In this paper, a new computational method with a mathematical model of transient flow in soil masses is proposed for solving the problem of saturated-unsaturated flow in earth DAMS.
本文提出土体非稳定渗流数学模型和新计算方法，用以计算土坝饱和-非饱和区的渗流。
The heterogeneous transient model of a fixed - bed reactor packed with vanadium catalyst, S101, for catalytic oxidation of SO2 and operating in a flow direction switched periodically was developed.
建立了充填国产s101钒催化剂的、单段流向变换周期操作固定床反应器的非均相动态模型。
The heterogeneous transient model of a fixed - bed reactor packed with vanadium catalyst, S101, for catalytic oxidation of SO2 and operating in a flow direction switched periodically was developed.
建立了充填国产s101钒催化剂的、单段流向变换周期操作固定床反应器的非均相动态模型。
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