Fluid velocity potential and simplified model for unanchored liquid storage tank;
无锚固储液罐流体速度势及简化模型
The linear potential theory and the eigenfunction expansion approach are used to derive the radiation and diffraction velocity potential analytical expressions of a floating circular cylinder over a caisson in water of finite depth.
文章采用线性波理论和特征函数展开法,推导了带沉箱圆柱形浮体的辐射和绕射速度势解析表达式,并对垂荡运动和水动力垂向分量进行了数值分析;研究表明相对较大的沉箱不仅改变了浮体垂荡运动幅值和水动力垂向分量幅值,而且改变了幅值的变化趋势;相对较小的沉箱对浮体的垂荡运动和水动力垂向分量的影响可以忽略。
The velocity potential in each region is expanded by eigenfunctions.
假想存在一个圆柱面,把流场划分为内外区域,在每个区域上将速度势用特征函数展开,然后在它们的公共边界上进行匹配,匹配的原则是公共边界上速度连续,压力连续,从而可得到关于未知系数的一组线性代数方程组,解出未知系数,即可求得流域中任意一点的速度势和波高。
A local obstacle avoidance approach for AUV based on velocity potential field is presented with the idea of potential methods.
以势场方法的思想为出发点,提出一种基于速度势场的AUV局部避碰仿真方法。
This paper firstly analyses the limitations of traditional potential field methods in dynamic environment,and based on this analysis,the traditional potential field is improved by introducing the concept of velocity potential field.
分析了传统势场法在动态环境下的不足,并在此基础上引入了速度势场的概念,改进了传统的势场函数,推导出新的引力函数和斥力函数。
A potential-based surface panel method is applied to predict the performance of a marine propeller, with emphasis on the trailing edge and the surface of trailing vortex sheet.
应用低阶速度势面元法建立了预报船舶螺旋桨水动力性能的数值方法,重点对桨叶随边和尾涡面进行研究。
A potential-based surface panel method is applied to predicting the performance for three-dimensional hydrofoils,with emphasis on the tip region.
该文应用低阶速度势面元法建立了预报三维水翼水动力性能的数值方法,重点对翼梢和尾涡进行了研究。
The potential based low order surface panel method is used to calculate the flow field behind marine propellers.
利用基于速度势的低阶面元法计算船舶螺旋桨的尾流场。
The acceleration potential is taken as the dependent variable; the acceleration of the ship box is taken as the excitation.
以加速度势为待求变量 ,在水动力学线性理论的框架下 ,建立了承船厢在升降过程受到加速度激励时 ,厢内流体和船体运动的求解方程 ;考虑了流体和船体运动间的耦合效应 。
An Accurate Solution Method of Stream Function and Velocity Potential from the Wind Field in a Limited Area
用有限区域风速场准确求解流函数和速度势场的方法
Convergence Rate for a Kind of Riemann Sum of Convex Function;
凸函数的一类Riemann和的收敛速度
Distribution Function of Velocities and Characteristic Velocities in the Course of Effusion;
小孔泻流速率分布函数及其特征速率
Harmonic Functions, Hardy Spaces and Carleson Measures on Negetively Curved Manifolds
负曲率流形上的调和函数，Hardy空间与Carleson测度
Simulation of Double Loop Control System of BLDCM Based on S-function
基于S-函数的无刷直流电机双闭环速度控制系统仿真
If constructors, copy constructors, assignment and other things are added then the collection class becomes slower.
如果增加了构造函数，拷贝构造函数，赋值和其它功能，这样集合类的速度会变慢。
Structure and analytic potential energy function of the molecules BeH,H_2 and BeH_2
BeH,H_2和BeH_2的分子结构和势能函数
A method for computing acceleration-dependent Lagrangians
计算加速度相关Lagrange函数的方法
The application of power function approaching speed in the ultimate operation
幂函数逼近速度在极限运算中的应用
Acceleration-dependent Lagrangians in classical mechanics
经典力学中加速度相关的Lagrange函数
The exponent P is a function of wind speed, ground roughness, stability, etc.
指数P是风速、地面不平度、稳定度等的函数。
The Potential Function Of ~(11)B~(35) Cl and SiC;
~(11)B~(35)Cl和SiC的势能函数
On the Structures and Potential Energy Functions of Cu_2,Au_2 and CuAu;
Cu_2、Au_2和CuAu小团簇分子结构与势能函数
Analytical potential energy functions for the electronic states X~1Σ_g~+,B~1Σ_u~+ and C~1Π_u of molecule H_2;
H_2分子X1Σ_g~+,B~1Σ_u~+和C~1Π_u态的势能函数
The Potential Energy Function for C_2~-,O_2~- and N_2~-;
Cl_2~-,O_2~-和N_2~-的势能函数研究
Hydraulic soil capillary head potential function in unsaturated soil osmotic value calculation;
非饱和土渗透值计算中的水土势函数
Calculation of the Energy Levels andWavefunction for Four-well Potentialby Means of B-spline Technique;
一维四势阱能谱和波函数的B splines计算
Structure and Potential Energy Functions of CuTe,Cu_2 and Cu_2Te Molecules
CuTe,Cu_2和Cu_2Te的结构与势能函数