动量流的选择导致了麦克斯韦应力张量的表示。
The momentum current picture leads to a representation oe Max well's stress which is easy to . visualiye and to shctch quantitatively.
这个见解提供了依据动量流的一种力的图象的选择。
This insight provides an an alternative picture of forces in terms of momentum currents.
牛顿第二定律实质上是动量连续性方程的积分形式,因而,力可以被理解为动量流。
Forces can be visualized as momentum currents, for Newton's Second Law is equivalent to the continuity equation for momentum in integral form.
采用三维不可压紊流的连续方程与动量方程和紊动能与耗散率方程对内部流场进行研究计算。
The flow characteristics of inner flow field of turbine are computed with three-dimension incompressible continuous equation, momentum equation and turbulent kinetic-dissipation equation.
通过对气泡在流场中的运动和受力分析,给出了用以封闭模型的粘性应力、脉动应力、相间动量交换项的表达式。
Analysis of bubble motion in the flow field was used to develop relations for the viscous stresses, turbulent stresses, and interfacial momentum exchange to close the model.
根据动量叠加原理对多股等羽流的相互作用进行了研究,定义了三个速度修正系数和流量修正系数。
Researches the interaction of the multiple equal plumes based on the principle of momentum congruence. Defines three velocity correction coefficients and a flow rate correction coefficient.
颗粒碰撞是快速颗粒流的动量传递,能量传递及耗散的主要机制。
Particle collisions are the main mechanism of the momentum transfer, the energy transfer and the energy dissipation for rapid granular flows.
介绍环境流场中的动量及纯量传输,主要着重于河川和湖泊系统的探讨。
Introduction to momentum and scalar transport in environmental flows, with emphasis given to river and lake systems.
根据泥石流运动数值模拟取得的泥石流流速和流深分布特征,建立了泥石流危险性动量分区模型。
A momentum model of debris flow risk zoning is set up according to the distribution of debris flow velocity and depth from the numerical simulation.
针轮由小及大逐渐向浆液传递动量,启动旋流,产生离心过滤压力。
The bristle assemblies give serous fluid momentum step by step to form a rotary flow and to yield filtration pressure.
足球运动具有对抗激烈,战术多变,运动量大等特点,运动员除了具有一流的技战术外,对运动员的体质也有很高的要求。
Football has a fierce confrontation, tactics changing, exercise is very large, with first-class athletes in addition to technical and tactical, the athletes also have high physical demands.
对于静态、绝热吸积流,比能量E、比角动量L和质量吸积率M都是空间的常量。
For a stationary, adiabatic flow the specific energy E, specific angular momentum L and mass accretion rate M are constant in space.
动量方程求解中考虑了热表面张力与浮力联合驱动流。
The thermocapillary and buoyancy driven flow are included in the solution of momentum equations.
本文应用流体力学理论分析了高压均质过程中,微孔射流内动量及流场结构。
This paper introduces the momentum and flow field of tiny-hole jet-flow in high-pressure homogenization processing by applying fluid dynamics.
通过对床中物体表面与碰撞颗粒流之间的动量衡算,将颗粒流动量通量与颗粒的碰撞压力相关联,建立了流化床中颗粒碰撞压力的理论模型。
Relating the momentum flux of particle with the particle impact pressure on objects, a theoretical model of the particle impact pressure in fluidized bed is developed.
测量了聚焦面上的束流截面和动量谱。
Beam cross section and momentum spectra have been measured on the focal plane.
本文将传统的螺旋桨动量理论与计算流体力学的方法相结合,数值模拟螺旋桨滑流对其后部件气动特性的影响。
This thesis concentrates on the application of CFD techniques to simulate the effect of turbo-propeller slipstream on the parts behind the propeller.
通过对管内螺旋流旋转流体的动量特性分析,从理论土得出压力沿径向分布规律。
Through analyzing momentum equation of infinitesimal swirling flow, pressure distribution with the radial difference was demonstrated.
试验束能提供不同种类、一定动量的单粒子束流。
Test beam provides single particle beam for different experimentation.
通过对气泡在流场中的运动和受力分析,给出了用以封闭模型的粘性应力、脉动应力、相间动量交换项的表达式。
Analysis of bubble motion in the flow field was used to develop relations for the viscous stresses, turbulent stresses, and interfacial momentum exchange to close...
用数值解二维N-S动量守恒、能量及组分守恒方程,模拟了一个设置空腔的超燃燃烧室流场参数分布及性能。
The parameter distribution and performance of supersonic combustor with cavity were calculated by means of the solution of 2-D N-S momentum, energy and mass fraction conservation equations.
本文针对输水廊道的水流特点,应用动量定理建立起输水廊道沿程增量流微分方程,并给出一种数值解法。
In accordance with flow characteristics of the catch-water channel, linear increment flow differential equation has been obtained by momentum law, and a numerical method has been made.
对切向气道的动量矩流率影响更为明显,随着升程的增加影响减小。
It had more evident effects on the angular momentum flux of directional port, the higher of the lift, the less of the influence.
定量比较了流场不同断面的流向速度平均值、脉动强度、混合层的动量厚度及涡量厚度等流动量。
The DNS results are compared with the classic experimental results of Lasheras et al on the plane mixing layer.
本文研究轴流压气机流场周向非均匀性的动量输运和能量输运作用。
The effects of momentum and energy transportation caused by circumferential non uniformities of the flow in a multistage axial compressor are studied.
换热器模型基于两相流分析,在动量、能量、质量三大守恒方程基础上引入一个反映两相之间相互关系的关系式以使方程可解。
The model of heat exchangers for room air conditioner are based on two phase flow analysis and an equation which reasonably reflects th…
换热器模型基于两相流分析,在动量、能量、质量三大守恒方程基础上引入一个反映两相之间相互关系的关系式以使方程可解。
The model of heat exchangers for room air conditioner are based on two phase flow analysis and an equation which reasonably reflects th…
应用推荐