Working on this project will open a new road to explore the potential of unsteady flow.
对此方向的深入研究，对于进一步挖掘叶轮机非定常流动的潜力开辟一条新的道路。
The relationship between unsteady flow and blade loading distributions is very important in the design of turbomachinery.
叶轮机内部非定常流动与叶片表面负荷分布之间的关系对于叶轮机的设计非常重要。
It is clarified by experiments that the flowmeter used for measuring unsteady flow is not only simple but also precise and practical.
实验证明，这种流量计不仅结构非常简单、实用，而且对非定常流量的测定具有较高的精度。
The numerical simulation of the unsteady flow field around an oscillating airfoil is difficult because of the complexity of turbulence models and numerical methods.
准确数值模拟机翼动态失速时非定常流场主要有湍流模型和数值算法两方面的难点。
There is a great significance of theory and valuable application of engineering about the research of unsteady flow character in the system of hydrodynamic piping network.
水力管网系统中非定常流动特性的研究具有重要的理论意义与工程应用价值。
Numerical simulation of unsteady flow.
非定常流下的数值模拟。
As an exploratory research, unsteady flow model is feasible and potential.
作为探索性研究，非恒定流模型是可行的，有发展潜力的。
The phenomenon and law of unsteady flow in blade diffusor is analyzed in detail.
详细分析了叶片扩压器内部的非定常流动现象和流动规律。
The time-average of the unsteady flow-field obtained in the computation is discussed.
本文论述了计算所得的非稳态流场的时均值。
Actually, in the case of ventilation network disaster airflow always was unsteady flow.
实际上，在通风网络发生灾变的情况下经常会遇到非定常流动。
To solve this problem, this paper puts forward a method for obtaining unsteady flow velocity.
为解决这一问题，提出一种非稳定流动速度确定方法。
Numerical studies about cascade unsteady flow and the edge-matching technique are presented in this paper.
本文采用数值方法对叶轮机基元非定常流和排间匹配进行深入研究。
In this paper, the Euler amplitude equation is developed to obtain the unsteady flow field in vibrating cascades.
本文提出了用小扰动欧拉振幅方程求解振动叶栅非定常流场的方法。
The main analytical method of unsteady flow in pipelines includes frequency domain analysis and time domain analysis.
管道中非稳定流动的分析方法主要有频域法和时域法。
In this paper, a study on the variable discharge unsteady flow pumping test data is made using a linear system method.
本文用线性系统方法研究了变流量非稳定流抽水试验资料。
The unsteady flow in a jet pump is calculated and the reasonable calculation result was gotten based on above research.
在此基础上对射流泵内非定常流动进行了数值模拟，得到了合理的计算结果。
This paper presents a generalized one-dimensional unsteady flow model for the calculation, of gas flow in manifold of I.
本文提出广义一维非定常流动的模型，用以计算内燃机进、排气管中气体的流动。
The unsteady flow in oil pipeline can be effectively analysed by use of different numerical methods as well as computers.
输油管道中油品的不稳定流动问题，可以采用各种数值法并借助计算机进行有效分析。
Internal performance of unsteady flow of counterflow thrust vectoring nozzle has researched base on numerical simulation.
基于数值模拟方法，研究了逆流矢量喷管非定常内流性能。
The unsteady flow in an oscillating cascade with propagating stall was simulated numerically with discrete vortex method.
采用离散旋涡法对振荡叶栅传播失速不稳定流场进行了数值模拟。
In this paper, the blade optimization effect has been investigated by numerical method under the condition of unsteady flow.
本文对叶型优化在非定常流动条件下的效果进行数值研究。
Numerical results of steady flow in the VKI gas turbine cascade and unsteady flow in a 1.5 stage steam turbine are presented.
文中给出了VKI透平叶栅内的定常流结果和1.5级透平叶栅内的非定常数值结果。
The steady flow theory, being a special example of unsteady flow theory, is widely used in the calculation of interferential Wells.
稳定流理论作为非稳定流理论的特例，在干扰井群计算中应用较广泛。
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。
The pentahedral bicharacteristic curve grid can be applied to investigate the thrust misalignment characteristics in a unsteady flow.
证明五面体双特征曲线网格方法可用来研究非定常流动条件下的推力偏心特性。
The fluid mechanics equations of one-dimensional incompressible unsteady flow are adopted in whole low-speed turbo-compression system.
本文将一维非定常不可压流体力学方程组，应用于整个低速透平压缩机系统。
A one-dimensional unsteady flow model is established based on the topography of the river course between the Three Gorges and Zhicheng.
针对三峡—枝城河道的地形特征，建立一维不稳定流模型。
Time precision of calculation results of unsteady flow field was ensured by using combined method of dual-time step and preconditioning.
采用双时间步和预处理相结合的方法计算非稳态流场，保证了采用预处理方法后计算结果的时间精确性。
Numerical simulation in one-dimensional unsteady flow of thermal dynamic cycle process in PDE is presented by the characteristic method.
对脉冲爆震发动机的热力循环过程应用特征线法作了一维流场的数值模拟。
Numerical simulation in one-dimensional unsteady flow of thermal dynamic cycle process in PDE is presented by the characteristic method.
对脉冲爆震发动机的热力循环过程应用特征线法作了一维流场的数值模拟。
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