紊流

The method used here has accounted for the chordwise and spanwise noncompactness effects of the blade surface pressure,the blade-to-blade loading correlations, especially the nonisotropic and non homogeneous turbulence field due to distortion during the rotor in-flow process.

本文计算了一架模型直升机在＂准悬停＂状态下紊流场的畸变以及相应的干扰噪声谱，并对考虑畸变与非畸变、均匀畸变与非均匀畸变的结果作了比较。

VOF method was used to track the shape and location of free face, and PISO method was used to couple the velocity field and pressure field. By the 2-D and 3-D numerical simulations of the flow in sprinkler component under different states, the preliminary flow law of the sprinkler was revealed for the first time.

6采用三维非定常N-S方程作为控制方程，利用标准κ-ε紊流模型封闭雷诺时均方程，并利用VOF方法求解追踪自由表面的形状和位置，采用PISO算法耦合速度压力场，首次对喷头射流元件内部流动的不同运行状态进行了二维、三维数值模拟，初步揭示了内部流动的一般规律。

The pyrogenation relationship equation among staying time, temperature and the rate of volatile is acquired.

数值分析固态医疗垃圾在SMW-CFBC燃烧时，首次采用关联矩模型和PDF模型相结合的模型来确定存在组分浓度脉动、温度和反应度脉动情况下紊流燃烧速率，同时，考虑垃圾颗粒的挥发析出反应所引起的变质量对流体或气相中湍流的作用，颗粒变质量过程对气相中湍流反应的影响；有反应的颗粒相自身的影响问题；湍流对颗粒反应的影响。

Based on the fully implicit unfactored method, a numerical solution of three-dimensional unsteady Reynolds-averaged Navier-stokes equations is presented, in which the revised Baldwin- Lomax turbulent model is employed.

基于全隐式无分裂方法，数值求解三维非定常雷诺平均的Navier-Stokes方程，紊流模型采用修正的B-L代数模型。

Moreover, the internal flows of impeller, vaneless diffuser, bend and other parts of the stage are obtained by calculation, and the numerical results are discussed in details.

同时对计算结果进行了详细的分析。计算表明，本文所采用的紊流模型和数值方法能较好的预测离心压缩机各部件内部的流动。

Secondly, the program of above method to deal with the data of free attenuating vibratin caused by smooth flow was used.

本文提出的方法能够用同样的辨识原理、同一个数据处理程序统一地对紊流和均匀流下的桥梁气动导数进行辨识；最后，利用数值仿真算例验证上述理论。

At high velocity, her MJOLNIR armor might survive the turbulence and heat—but inside, she'd be pulped and roasted.

在高速下，她的雷神锤盔甲或许可以从紊流和高热中幸免——但是内部，她恐怕要粉身碎骨烤成熟肉。

The turbulent flow in open channel with a vegetated region was studied based on the theory of shallow water flow.

针对浅水问题研究了带有植物的河道水流紊流运动。

The theoretical analytic solution of the cone valve was derived by the applications of fluid dynamic mechanics and its related equations, and the curve of the fluid rate coefficient of the cone valve with its opening was obtained.

本文综合应用流体力学及流体动力学的有关理论，同时结合粘性流动与紊流流动的动力学方程，对节流阀进行了理论解析分析，得出了锥形阀流量系数与开度的关系。

In the last two area, heat transfer in narrow annuli is better than that in normal circular tubes.

在层流充分发展区和紊流区，窄环隙的对流换热特性要好于普通圆管。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。