查询词典 viscous flow

It showed that the flow regime and the forces were closely related to each other.Calculation indicated that the interfacial tension force, static pressure force, viscous drag force and dynamic lift force were the main forces acting on the droplets. The formation process of the droplet was studied.

在一定条件下计算了液滴所受的力，结果表明，表面张力引起的力、液滴内外静压差产生的力、平行于膜表面的流动曳力和运动浮力是主要的力；在此基础上，探讨了液滴的形成过程。

Therefore, if the viscous resistance coefficiency is rational selected, this model can be used in calculating the gas flow field of the filter.

因此，如果多孔介质的粘性队力系数选择合理，该模型可以应用于计算过滤器的气相流场。

A number of factors areconsidered including the pressure wave and the viscous resistance in the highpressure oil pipe and the changes of flow areas in the high pressure oil chan-nels.

讨论中考虑了高、低压油管内的压力波动和粘性阻力，以及高压油通道截面变化等因素的影响，同时，对系统中出现的"空腔"现象也作了适当的处理。

Basing on the computing model of liquid viscous resistance of the sucker rod string, damping coefficient of power law flow for sucker rod string is created, using the condition of equivalent merit. Mathematics model and emulate model of the vibration of sucker rod sting are established.

以幂律流抽油杆柱液体粘滞阻力的计算模型为基础，并应用等功条件提出了幂律流条件下抽油杆柱阻尼系数的计算方法，并依此建立了聚驱抽油杆柱轴向振动的数学模型和仿真模型。

The use of the formula for calculating the grain diameter indensimeter method prescribed in "Standard for soil test method" GB/T 50123—1999 is limited to the small global grains with low velocity in a layer flow considering only the viscous resistance and effective gravity.

GB/T50123—1999《土工试验方法标准》中采用密度计法进行颗粒分析时，土粒粒径计算公式是在层流条件下，对低速运动的微小球形颗粒仅考虑介质粘性阻力和有效重力条件下导出的。

It is demonstrated that existence of inflection point on velocity profile is a sufficient condition, but not a necessary condition for flow instability, for both inviscid and viscous flows.

它表明存在速度剖面拐点充分条件，但不是必要条件流不稳定，都粘和粘性流动。

By using nonoverlapping domain method,a 3 D viscous code had been developed to calculate flow field in a cascade with tip clearance and craping along casing.

本文给出了一种基于区域分解算法的可考虑动叶顶部间隙和机匣刮削作用的涡轮级计算方法。

Viscous flows around an infinite span untapered swept back wing at high angles of attack are investigated numerically by solving the quasi two dimensional Navier Stokes equations to deal with the effects of the swept-angle on the flow structure and force behavior.

通过数值求解Navier Stokes方程，研究了无限翼展直后掠翼在不同后掠角下的大迎角粘性分离流，探讨了后掠角对流场结构和升阻力特性的影响。

On the basis of three dimensional viscous numerical simulation on the internal flow field in the vaned diffuser of a centrifugal compressor,the influence of shaper parameters on the pneumatic performance in low solidity vaned diffuser is compared.

通过对一离心压缩机叶片扩压器内部流场进行三维粘性数值模拟，对比分析了小稠度扩压器的主要形状参数对气动性能的影响。

Although the flow in the vaneless nozzle is three-dimensionat, it is two-dimensional in viscous sub-layer.

通过对喷嘴出口湍流流场的分析，认为三维湍流边界层的粘性底层内流动仍是二维的，因此可以采用可靠的二维壁面律。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐