Unstea相关论文
Trajectory and attitude deviations for internal store separation due to unsteady and quasi-steady te
The deviations of trajectory and attitude angle for internal store separation are evaluated by two wind tunnel test meth......
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Occasionally,the Whipple shields are used for the protection of a space station and a satellite against the meteoroids a......
A numerical study of flow around two tandem cylinders with unequal diameters was carried out. The upstream larger cylind......
The Changjiang Estuary is characterized by multi-order bifurcations, unsteady submerged sandbars, mid-channel sandbars, ......
An investigation of tip vortices unsteady interaction for Fokker 29 propeller with swirl recovery va
A numerical study was performed to explore the unsteady interaction between the upstream propeller and the downstream sw......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
The present study investigated the spectrum characteristics of unsteady disturbance and the tip leakage vortex evolution......
采用组合系统方法提出裂缝控制油藏非牛顿幂律流体不稳定流动数学模型，并求出Ｌａｐｌａｃｅ空间分析解，对于组合参数不同值给出该类油藏模型典型曲......
文章基于非结构动态嵌套网格对直升机旋翼/机身干扰非定常流场进行了数值模拟研究。流场区域被分为2个相互嵌套的子域,即运动区和......
本文介绍了热分离器的结构组成、工作原理及其理论基础,分析了迄今已完成研究的状况,对热分离器今后的完善或改进以及可能深入研究......
采用图像数字化处理技术来反映混凝土内部的砂浆、骨料的分布情况,根据生成的数字图像文件,结合数值分析方法,基于Comsol耦合分析......
采用双方程湍流模型、概率密度函数(PDF)燃烧模型和离散坐标(DO)辐射模型,对采用高温空气燃烧技术的燃气热态试验炉炉内工况进行了......
为改善单旋翼的拉力不足的问题,对具有前后对称翼型的共轴旋转机翼,进行悬停测力实验,探索了单、双旋翼的最佳安装角。通过三维非......
在对低渗透和非均质油气藏进行试油试采时，许多深层气井、间歇生产油井和因地层受启动压力梯度影响具有非达西流动特征的油井，不能采......
A New Unsteady Fluid Network Approach to Simulate the Characteristics of the Air System of a Gas Tur
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采用既有良好稳定性又有较高精度的ＳＵＰＧ有限元方法，通过数值求解涡量一流函数形式的不可压缩流ＮＳ方程组，模拟大攻角翼型在高Ｒｅ数下几种典型情......
对某水电站的尾水隧洞及下游调压室过渡过程中的非恒定流流态进行三维数值模拟,着重观测调压室内涌浪波动及调压室内底板压差变化......
以长江干流水富至朱沱段为研究对象,建立一维非恒定分形数学模型,将研究河段分作3段,以岷江、沱江汇流口作为分界,计算各分段河道......
This work is concerned with the influence of uniform suction or injection on unsteady incompressible Couette flow for th......
气泡羽流是在曝气过程中产生的一种复杂的两相流动。对气泡羽流中气泡速度信息的提取是粒子图像测速算法(PIV)的核心部分。速度信......
为研究颗粒在选粉机内的分级过程,在对颗粒受力进行理论分析的基础上,对涡流空气选粉机SLK5500分级室平面进行了稳态和非稳态的CFD......
煤层甲烷运移包含渗流场、变形场和应力场的动态耦合过程,考虑到渗流过程中水-气两相不溶混流体与固体耦合作用,建立了非饱和水流......
对非均匀栅距叶片排的轴流压缩机进行了三维数值模拟研究,着重探讨了动静相干对压缩机动叶表面非定常气动力的影响。结果表明：不同......
本文对不稳态导热集总系统的判定问题进行了分析和计算,从而对判定中的误解和混乱进行了澄清。......
THE DOUBLE AND TRIPLE VELOCITY CORRELATIONS OF SMALL VORTEXES IN THREE-VORTEX MODEL THEORY AND THE D
In the three-vortex model theory of turbulence and double and the triple velocitycorrelation functions of small vortexes......
The aim of this paper is to study the thermal radiation effects on the flow and heat transfer of an unsteady magnetohydr......
The initial-boundary value problem of Burgers equation is considered. A prediction-correction Legendre spectral scheme i......
Unsteady Boundary Layer Flow past a Stretching Plate and Heat Transfer with Variable Thermal Conduct
An unsteady boundary layer flow of viscous incompressible fluid over a stretching plate has been considered to solve hea......
