An approximate method is given for computing the specific yield under steady-state flow and I...
文中提出的按稳定流态计算完全给水度的近似方法,可供使用中参考。
The steady-state flows in drill pipe and in annulus are analyzed and the variations of pressure, gas void fraction, and multiphase-flow density along the well depth are simulated.
举例分析在环空和钻柱内的稳定流动过程中,随井深增加,压力、含气率、多相流体密度等的变化规律;
The main research content and result are as follows: 1 The two-dimensional governing equations for steady-state flow and transient flow are derived based on unsaturated soil mechanics.
本文主要的研究内容和成果如下:1在非饱和土力学的基础上推导了二维渗流控制控制方程的稳态渗流方程和瞬态渗流方程。
This procedure makes detail requirements on every step of steady state analysis for catalytic converter gas flow distribution.
现行的实用化计算规程对催化转化器流动计算的详细细节都做出了要求。
However only steady and mean flow state have been studied for a long period of time.
在很长的一段时间内,人们对上述流态的了解仅限于定常的或时间平均的流态。
The theoretical model was established to describe steady state circulation flow of a single loop pulsating heat pipe(PHP)with thermo-mechanical and hydrodynamics analysis.
分析显示,稳定循环时,系统循环体积功用于克服系统循环耗散功,而系统循环耗散功(热)与热管传热量呈一定关系。
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。
In the calculations different fuel pebble material and steady state, depressurization and total loss of flow accident conditions are included.
计算中考虑了不同的燃料球材料及稳态、卸压和断流事故工况。
According to the principle of the fluid mechanics, any system all tend towards to minimum steady state of energy, so the energy in steady flow of annular flow will be minimum.
根据流体力学的原理,任何系统都趋向于处在能量最小的稳定状态,所以在环状流的稳定流动状态下具有的能量应该最小。
Objective: to study the regular rule of changes in endothelial cells morphometric feature under steady flow state, and to investigate the effects of shear stress on the structure of vascular intima.
目的:探讨稳态层流下的内皮细胞特征变化规律和血流切应力改变对血管内膜结构的影响。
A two-dimension model for the flow field in catalytic converter was established, and the steady state flow was simulated with the computational fluid dynamics (CFD) code.
利用计算流体动力学(CFD)软件,建立了催化转化器流场的二维模型,对催化转化器的稳态流动进行了数值模拟。
In steady and transient state, air temperature field and flow field inside the thermoelectric refrigerator, loaded and no loaded, are calculated by using a CFD software PHEONICS.
采用PHEONICS数值仿真软件,对热电冰箱的无负载瞬态工作、有负载稳态和瞬态工作时箱内温度场和流场进行了数值模拟。
Useful information provided by steady state flow method can also be obtained from dynamic experiment as the concentration of the absorbed species on the catalyst surface changes with time.
在动态过程中,催化剂表面上的吸附物种浓度随时间而变化,从而可以获得稳态流动法所不能提供的信息。
The compensation of the steady state flow forces in slide valves is very important for the improvement of the performance of some hydraulic elements.
作用在滑阀上的稳态液动力的消除补偿技术对于改善某些液压元件的性能有着十分重要的意义。
Occurrence conditions of liquefaction for loess and the judgment method of flow slide of saturated loess by steady state strength are presented.
提出了饱和黄土流滑破坏的产生条件和利用稳态强度判断饱和黄土能否产生液化流滑的方法。
This dissertation analyses the estimation of steady state frequency method based on the calculating of real-time dynamic power flow.
本文分析了基于实时动态潮流计算的预测电力系统的稳态频率的方法。
A steady state isothermal two-phase flow model is presented in this paper to study water transport in PEM fuel cells.
本文给出了一个用于研究PEM燃料电池内水迁移的稳态、等温、两相流模型。
The three-dimentional laminar Navier-Stokes equations were solved for getting the gas film pressure and velocity distributions in the steady state, and the flow styles in the clearance were analyzed.
通过求解三维层流N-S方程,得到了端面气膜稳态压力场及速度场分布,分析了气体在端面间隙内的流动形式。
Setting open-circuit frequency and voltage algorithm for steady-state control power flow .
稳态控制潮流的设定空载频率及空载电压算法。
This paper presents a Green's 'function method for the numerical solution of steady-state incompressible viscous fluid flow.
本文提出了一种数值求解不可压粘性流体定常运动的格林函数方法。
The models of cylindrical, triangular and square pins are created to predict the effect of the pin shapes on the material flow in the steady-state welding.
为分析搅拌针的形状对点焊稳态过程流场的影响,建立了圆柱形、三角形和方形三种不同形状的搅拌针模型。
An experimental study on the flow patterns of gas-water flow was carried out in vertical tubes under rolling and steady state respectively.
本文分别在摇摆和非摇摆状态下,对竖直管内气-水两相流流型进行了实验研究。
Based on the experiment, the rheological model and the flow state of paste-like slurry under the condition of steady flow were studied.
在实验基础上研究了似膏体的流型以及在稳定流状态下似膏体的流态。
Steady-state heat flow is comparable to the flow of an incompressible fluid.
稳态热流和不可压缩流体的流动可相比拟。
The flow model indicates that the reservoir pressure will reach near steady state condition early in the prediction period.
根据水动力模型的预测,热储水位降深将在近期趋于稳定。
The result from steady state power flow calculation and stability analysis before and after the simplification shows that the distortion are fairly little, and it satisfies the request of simulation.
简化前后系统的稳定潮流计算及稳定性分析表明,简化前后系统的失真度很小,满足了实际仿真要求。
This paper presents the thermal analyses for steady state, depressurization and total loss of flow in the tokamak heliumcooling slab fuel element fusion-fission hybrid reactor.
本文对以托卡马克为聚变装置、氦气冷却板状元件包层的聚变-裂变混合堆进行了稳态、卸压和全厂断电断流的热工分析。
Calculation showed that when the heat flow is in steady state, temperature-increasing difference in inner, outer pipe walls bearable for partial corrosive pipeline represents a minimum value.
计算表明,当热流处于稳定状态时,局部腐蚀管道所能承受的内、外壁增温差为最小值。
Then from the expression of gas well deliverability in pseudo-steady state flow, there can have the expression of gas PI with and without high speed non-Darcy percolation.
同时还对拟稳定流动气井产能公式进行推导,推导出考虑高速非达西渗流、不考虑高速非达西渗流的采气指数的表达式。
Then from the expression of gas well deliverability in pseudo-steady state flow, there can have the expression of gas PI with and without high speed non-Darcy percolation.
同时还对拟稳定流动气井产能公式进行推导,推导出考虑高速非达西渗流、不考虑高速非达西渗流的采气指数的表达式。
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