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。
Some typical correlations for the two-phase flow measurements with orifices are analysed and verified. A modified homogeneous flow model is presented.
分析和验证了一些具有代表性的两相孔板流动模型，提出了修正均相流动模型。
The shape of the rib of low-temperature heat transfer section and balanced holes on the rib are beneficial to homogeneous flow of flue gas and discharging of condensed fluid.
低 温换热段肋片形状和肋片上的均压孔有利于烟气均匀流动和冷凝液的排除；
A dynamic simulation model for non-homogeneous flow in wet steam turbine was developed and was corrected by a time step method, and then could be applied to dynamic simulation.
建立了透平湿蒸汽非平衡流动动态仿真模型，并进行了时间步长修正，模型可以用于蒸汽轮机的动态仿真计算。
Based on the Homogeneous flow Model of adiabatic capillary tubes, a counting program for numerical simulation of the mass flow rate of refrigerant in capillary tubes is developed.
针对非绝热毛细管内制冷剂的流动特性，建立了采用两相流动的漂移流动模型，并开发了非绝热毛细管数值计算程序。
Based on theory of bifurcation and DERPAR numerical algorithm, static bifurcation solution diagram of a two-phase natural circulation system is presented, using homogeneous flow model.
本文基于分岔理论及DERPAR数值算法，运用均相模型计算得出典型沸腾两相自然循环系统的静态分岔解图。
The accuracy of flow pattern identification of stratified flow, annular flow, core flow and homogeneous flow is more than 95% and the speed of flow pattern identification is less than 0.3s.
对于层状流、核心流、环状流、均相流等流型，流型辨识的准确率高于95%，辨识一个流型所用的时间小于0.3秒。
And three-dimensional sidewall compression inlet with 25 percent cowl position has high mass capture and total pressure recovery coefficient and isolator exit flow flied is homogeneous.
整流罩位置为25%的三维侧压进气道可以获得较高质量捕获和总压恢复系数，且隔离段出口流场比较均匀。
Rifled or other pipe wall corrugation may change the flow from a hetero-generous to a homogeneous regime by introducing a secondary circulation.
在有来复线的或其它的管壁皱纹的管中，由于引起副流，可能将非均质流转变为均质流。
If the flame is propagating at steady speed in static and homogeneous clouds, flow field just behind the pressure waves is self-similar.
若火焰以稳定速度在均匀的静止云雾中传播，则压力波后的流场是自相似的。
The reason is that the derived equation assumes the formation is homogeneous and fluid flow is single phase.
具原因在于公式推导中假定地层是均质的、流体做单相流动等。
By using of this flow path, the homogeneous and representative samples were prepared in different type diggings of visible gold.
流程经用于含明金的不同类型的金矿区，制得了具有均匀性、代表性的样品。
The experimental results show that the current distribution in PEMFC with metal mesh flow field is not homogeneous.
实验结果表明，采用网状流场电流密度分布并不均匀。
With increasing of superficial gas velocities, the liquid flow regime was changed from homogeneous to transitional and radial gradient of axial liquid velocity was rather small.
且当表观气速增大，初始流体流动处于由均匀流型向过渡流型的转变，轴向液体速度在径向的梯度非常小；
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；
In low and ultra-low homogeneous reservoir start-up pressure have an impact on the flow rate, reservoir production decline law, water production laws and injected water sphere of influence.
低和特低均质储层中的渗流启动压力对渗流速度、油藏产量递减规律、产水规律和注入水的波及范围都有影响。
This paper studies a homogeneous reservoir pseudoplastic fluid and unstable flow.
本文研究了均质储层中拟塑性流体的不稳定渗流问题。
Numerical simulation of flow field shows the new furnace has the advantages of reasonable flow organization, homogeneous temperature profile and m...
对炉内流场的数值模拟证明了该新型还原炉在流场组织、温度场均匀性以及强化金属镁的还原过程等方面具有明显的优势。
From the simulation for different wind-back modes, the mode with slotted outlet was better, in which the driver felt comfortable and the homogeneous degree of flow field was improved.
针对不同回风方式进行模拟发现采用条缝回风方式使流场的均匀性以及人员的舒适性更好。
Based on homogeneous model and with the application of nonlinear bifurcation theory, this paper presents prediction of static bifurcation (flow excursion) diagram of two-phase natural circulation.
本文基于均相模型，运用非线性分岔理论，计算预测了两相自然循环系统静态分岔(流量漂移)解图。
The homogeneous phase flow model was used to calculate the pressure loss throughout the system, in order to forecast the transfer capacity of the system.
采用均相流模型计算两相流中的沿程压力损失以预测真空排污系统的输送能力。
According to the simulated results, the flow-equalizing equipment is improved in order to make the medium flow field in a quenching tank more homogeneous.
根据数值模拟结果，改进了淬火槽的均流装置，使淬火槽内介质流场更加趋于均匀。
The results of the computation well agree with the experiments. Compared with the homogeneous phase flow model, it is indicated that the accuracy of the simulating model is improved.
实验表明，与计算机模拟结果吻合较好，与均相流模型相比，精度有所提高。
This paper presents a linear homogeneous model describing two-phase flow instability.
本文提出了描述并联沸腾管内两相流密度波型脉动的线性均相模型。
The non-homogeneous metal flow during the extrusion forming process was well controlled by introducing a non-equilibrium parameter of metal flow, the mean-square deviation of velocity (SDV).
通过引进一个反映金属流速不均衡性的参数———流速均方差，有效地控制型材挤压成形时金属流动的不均匀性。
In this model, the characteristics of pseudo-homogeneous solid-liquid two-phase flows have been considered in the expression of wave propagation speed and also during treating with flow resistance.
本模型的压力波波速表达式和阻力的处理方法都体现了伪均质固液两相流的特点。
The results show that the equivalent isotropic homogeneous aquifer can substitute the layers consisted of different water-permeable media for seepage flow calculation in the layered media.
研究结果表明：对于成层介质中的渗流计算，可用等效的各向同性的均质含水层代替不同透水性介质组成的层状岩土层。
In view of this, this paper importantly studied the rule of flow in homogeneous low-permeability reservoir related start-up pressure.
首先，在引入启动压力梯度来描述非达西渗流运动规律的基础之上建立渗流模型。
In view of this, this paper importantly studied the rule of flow in homogeneous low-permeability reservoir related start-up pressure.
首先，在引入启动压力梯度来描述非达西渗流运动规律的基础之上建立渗流模型。
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