单位载荷法

钩针变形计算的单位载荷法

The Unit Load Method for Calculating the Elastic Deformation of Bearded Needle

单位载荷法是一种简单、直观、实用的钩针变形计算法，它有别于复杂的传统计算法。

The unit load method is a simple , easy and practical calculating method which differs from the complicated traditional ones .

本文发展了上述准静态式时间差推导方法，基于虚功原理和单位载荷法，解析计算了不同流速下测量管的扭转变形程度，并进而计算了不同流速下测量管上下游信号的时间差。

Basing on principle of virtual work and unit load method , this thesis developed the quasi static time difference method to analytically calculate the torsional deformation and time difference between signals derived from upstream and downstream of measuring tube .

本文对现代船用齿轮接触强度KLloyd&系数计算法与弯曲强度单位载荷法的来龙去脉与特点作了较详细的说明，并提出了对若干系数的探讨。

This paper gives indications in detail of the calculating method for the contact strength " KLloyd-coefficient " of the modern ship 's gears and traces the development and particulars of the unit load method for the bending strength . Several coefficients are being discussed in the paper .

本文在Castigliano原理的基础上推广了单位虚载荷法.据此，用力法直接导出了梁、板和壳一类结构的挠曲面的一般方程。

In this paper the unit - dummy - load method is generalized on the basis of Castigliano 's theorem .

利用单位虚载荷法，将位移约束表示为设计变量的显式关系。

An explicit expression of displacement with respect to the topological variables is formulated by using unit virtual load method .

本文结合他人文献[86，87，92]在多种焊接条件下得出的实验结果和单位载荷弹性分析法，得到了由温度变化产生的内部约束和由结构物的刚性及边界条件产生的外部约束。

Combining others ' experimental results with finite element analysis by applying unit loads on structures , the internal restraint due to nonuniform distributions of temperature and the external restraint induced by the stiffness of structures and boundary conditions are studied in the thesis .