将传质方程引入到垂直管降膜蒸发传热模型中,求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
用拟线性化方法时方程求解并进行参数估计,得到了离子在聚苯胺膜中的扩散系数。
The solution of the equation and estimation of the parameters were carried out by the quasilinearization method.
通过求解动力学方程,给出空气压膜阻尼效应对于光开关响应时间的影响。
According to solving the dynamic equation, the effect of the air squeeze film damping on the switching time is given.
通过求解三维层流N-S方程,得到了端面气膜稳态压力场及速度场分布,分析了气体在端面间隙内的流动形式。
The three-dimentional laminar Navier-Stokes equations were solved for getting the gas film pressure and velocity distributions in the steady state, and the flow styles in the clearance were analyzed.
推导出了一个适用于槽板结构压膜空气阻尼的微分方程。
A differential equation for calculating squeeze-film air damping in slotted plates is developed by modifying the Reynolds equation.
通过求解同心套管包围的带n- 1个同心支承板传热管的运动方程,导出计算挤压膜阻尼和粘滞阻尼的公式。
The formulas of the squeeze film damping and viscous damping are derived by solving the motion equation of a heat exchanger tube enclosed in a concentric sleeve with (n -1) concentric support plates.
模型耦合了连续方程、动量方程和组分守恒方程,并将质子膜中的净水迁移通量作为边界条件之一来处理。
The model couples continuity equation, momentum equation and species conservation equations. Net water transport flux in the membrane is considered as a boundary condition.
并由实验数据验证了推导出的液膜传质动力学方程式。
The deducted equation of Liquid membrane mass transfer dynamics is verified by experimental results.
基于雷诺方程,得到两平行板内部气膜阻尼的解析公式,分析了气膜阻尼系数随接触距离的变化情况。
Based on Reynolds equation, the analytical formula of gas-film damping inside two parallel plates has been obtained, which analyses gas-film damping coefficient changes with contact distance.
利用简化的动态模型过程,推导热浸镀条件下的膜层厚度控制方程,并通过实验手段对此方程作了验证。
The equation for the membrane thickness controlling in hot dipping process is deduced using abridged kinetic model process. The equation is demonstrated by experiment.
利用简化的动态模型过程,推导了热浸镀条件下的膜层控制方程,并通过实验手段对此方程作了验证。
The equation for the membrane thickness controlling in hot-dipping process was expressed using abridged kinetic model process. The equation was demonstrated by experiment.
介绍了基于这一理论所导出的细胞膜的形状方程序和膜间的热涨落排斥力。
The shape equation of the membrane vesicles and the steric force caused by the undulations are described.
通过求解质量守恒、动量守恒、能量守恒方程,获得液膜厚度、速度与温度等参数。
Conservation of mass, momentum, and energy are used to solve for the liquid film thickness, velocity, and temperature.
通过分析平板膜超滤分离过程,描述了超滤过程动量传递和质量传递的微分方程,求解方程得到速度分布和浓度分布曲线。
By analyzing the ultrafiltration process of flat membrane, differential equations of momentum transfer and mass transfer describing the process are established.
利用形式渐进分析,我们从三维线性动态方程组得到二维膜壳和弯壳的方程组。
By applying formal asymptotic analysis, we obtain two-dimensional model system of linearly dynamic elastic "membrane" and "flexural" shells from three-dimensional equations.
采用控制容积法将模型推导出的液滴和液膜的传质方程离散化,并分别给出了其数值解法。
The mass-transfer equations of the liquid-drop and liquid-film in the model are disintegrated by the method of controlled-volume. The numerical methods of solution are also presented.
从基于微机械光电系统(MOEMS)的倾斜下电极扭臂式光开关出发, 求解雷诺方程, 得到空气压膜阻尼系数和阻尼力矩的分析公式。
This paper presents theoretical analysis for the effect of air squeeze film damping on a micro-opto- electro -mechanical systems (MOEMS) optical switch with a slant lower electrode.
利用简化的动态模型过程,推导热浸镀条件下的膜层厚度控制方程,并通过实验手段对此方程作了验证。
The equation for the membrane thickness controlling in hot dipping process is deduced using abridged kinetic model process.
释药机制探讨表明:经膜控和骨架杂化控制释药的模型用一级动力学方程解释较好。
The mechanism of release results from the matrix rode and drug diffusion of matrix by describing the drug release curve using Ringer-Peppas model.
液膜厚度、速度与温度等参数通过求解液膜的质量守恒、动量守恒、能量守恒方程获得。
Conservations of mass, momentum, and energy are used to determine liquid film thickness and temperature.
采用非结构三角形网格的有限元法求解压强摄动方程,并计算气膜刚度系数和阻尼系数。
The solution of perturbation pressure is used to calculate air bearing's stiffness and damping coefficients.
本文通过对油膜压力进行二阶泰勒级数展开得到油膜摄动压力方程组,采用指数膜假定求解油膜摄动压力方程组,得到推力轴承油膜刚度和阻尼的解析表达式。
In this article, author derives oil film perturbed pressure equation through expanding pressure using a Taylor Series. With exponential film assumption, analytical expression of OFSD is also derived.
证明采用UNIFAC及其改进方程预测小分子在高分子膜中的溶解行为是一种可行性较高的研究方法。
The results show that improved UNIFAC model is a high feasible research method to predict the solubility of small-molecule solvents in membrane.
利用有限元素法对间隙内的雷诺方程进行求解,得到了螺旋线槽气体密封端面间隙内气体的压力分布和三维膜压分布图。
Using finite element methods solves two-dimensional compressible Reynolds equation. As a result, the pressure distribution over the entire seal interface is obtained.
释药机制探讨表明:略有骨架,以膜控为主的控制释药模型用一级动力学方程解释较好。
The description of dissolution profiles suggested that among the different kinetics, the first-order became the most appropriate model to describe release kinetics.
推导了最快增长的液膜破碎的波数方程,建立了旋转盘外液膜厚度与液膜径向位置的关系,并用数值方法进行了求解;
The equation for the fastest growing wave number was derived and solved numerically. The relationship between the film thickness and the film radial position was established.
将液膜轮廓分为平衡液膜区、过渡液膜区和宏观液膜区并在合理的简化和假设的基础上建立了汽-液塞的质量、动量、能量方程。
The thin film is divided three regions:The governing equations of mass, energy and momentum conservations were established based on the simplification and reasonable assumptions on the PHP system.
最后以附着了任意个弹性质量的圆膜为例给出了其频率方程的具体计算公式,并用数值计算了对称附着两个刚性质量的圆膜的固有振动频率。
The frequency equation is derived by considering the dynamics of the attached elastic masses. Finally, for an example, the calculation formulae of the frequency equation fo...
利用有限元法求解密封端面间气膜控制方程——雷诺方程,得到了端面膜压分布。
The equation governing the gas film between the seal faces-Reynolds equation was solved by means of the finite element method, and the film pressure distribution between the seal faces was gained.
利用有限元法求解密封端面间气膜控制方程——雷诺方程,得到了端面膜压分布。
The equation governing the gas film between the seal faces-Reynolds equation was solved by means of the finite element method, and the film pressure distribution between the seal faces was gained.
应用推荐