| 1. | System volume flux was gained by loop integral the momentum equation 利用环路积分的方法求解动量方程,进一步求得系统的体积流量。 |
| 2. | Generally in situations of collision between two masses , the impact force can be found from the impulse - momentum equation , i . e 两个物体在碰撞时都会承受相同大小方向相反的力,但那个力是如何求出 |
| 3. | A continuous equation , three momentum equations are set up for each phase , and the algebraic equation with sum of volume rate amount to one is set up in this model 该模型针对每一相都建立了一个连续性方程、三个动量方程,并建立了一个体积率和等于1的代数方程。 |
| 4. | A two layer numerical model is given which includes vertical integration equation , momentum equation , temperature equation , and its adjoint equations to study the vertical diffusivity coefficient 本文给出了一个二层数值模式,包括全流方程、运动方程和温度方程,建立了一个伴随同化模式来研究垂直混合系数。 |
| 5. | The momentum equations are integrated in time using the four - stage explicit jameson runge - kutta algorithm and discretized in space using fourth order accurate compact scheme as well as the pressure poisson equation 动量方程的时间导数采用四步jamesonrunge - kutta法,空间导数和压力poisson方程均采用四阶高精度紧致格式。 |
| 6. | Based on the mass conservation law and momentum equations of incompressible fluid , the general equation for fluid flow in marching solution is established and the marching solution for flaid flow in manifolds is presented 摘要以不可压流体的连续方程和动量方程为基础,将分支管流速作为未知量,建立推进算法的基本方程和计算方法。 |
| 7. | For the actual situation of multiplayer production in most oil wells , velocity and flow change are considered in the model while fluid moves up the well , and conservation equation including continuous equation , momentum equation and energy equation are solved together 对大多数生产井多层产液的情况,并考虑到井筒内液体在上升过程中的速度变化和流量变化,把质量、动量和能量守恒方程耦合联立求解。 |
| 8. | Based on the mass conservation law and momentum equations of incompressible fluid in manifolds , the three examples of style manifolds with different pipe diameter show the difference between the marching solution method and the standard solution method 摘要在并联管组水动力学基本方程的基础上,分别采用水动力推进算法和水动力标准算法,对3种不同的分支管面积的型集箱进行计算,比较两种算法的计算结果差异。 |
| 9. | Through the analysis of the attitude dynamic equation , the potential energy function is derived . the relationships of attitude varieties are derived from energy function and angle momentum equation and thus the attitude control laws of bias momentum satellite are put forward 通过对卫星姿态动力学方程分析,得出卫星的势函数,结合卫星的势函数和角动量方程导出各姿态之间变化关系,提出利用地磁场实现偏置动量轮卫星姿态稳定的控制规律。 |
| 10. | According to two - dimension flow continuity , momentum equations , suspended sand diffusion equations and two - phase flow bed sand motion equations , hydraulic - dynamics sediment accumulation mathematical model between two impounding dams was set up by adopting the methods of weighting and concentrating masses 根据二维水流连续、运动方程、悬沙扩散方程和两相流底沙运动方程,采用加权集中质量剖分方法,建立了蓄水两坝间水动力、泥沙淤积数学模型。 |