数值计算

The research result provided the effective calculational model and numerical method for the design and analysis of composite flywheels. And it offered the valuable reference to similar rotor structures and composite structures.

本文的研究成果为复合材料飞轮的设计与分析提供了有效的计算模型和数值计算手段，同时为类似的复合材料结构件转子的研制与开发提供了有价值的参考。

The paper is based on wave resistance, which is one of bases in ships total resistance, is considered the friction resistance coefficient of the equal fiat panel, replacing the friction resistance with "1957 international ship mold experiment pond converting formula of the solid ship- ship mold " to set up the total resistance, and is worked to use the model of fore part, half part, and whole part of ship for the optimization.

本文基于兴波阻力(中、高速船舶的兴波阻力在船舶总阻力中占有相当的比例)数值计算：考虑相当平板摩擦阻力系数，将摩擦阻力用&1957年国际船模试验池实船-船模换算公式&简化来构建摩擦阻力和兴波阻力的总阻力公式；采用最优化计算方法分别对船首部、前半体及整体船型进行理论优化设计的探讨。

A research of freezing process of circular tunnel with initial temperature near 0 ℃has been made.

该解既可用于工程估算也可用来检验数值计算的计算程序及结果。

A spring-block model to forecast the movement of sliding body is presented, in which the deformation and speed inhomogeneousness of sliding mass, the energy conversion and dissipation and the friction on the slip surface are also considered. The deformation of single sliding body in the whole sliding process can be determined by numerical method.

考虑到滑落体滑动过程的速度和变形的不均匀性、变形能的积累与释放以及滑体与滑床的摩擦等，建立了滑落体运动的弹簧滑块模型，该模型通过数值计算的方法可以计算滑落体滑动全过程的变形。

On the basis of detail analyzing the cause and influence factors of the approach slap design, this paper which utilize the flexible ground beam theory and finite element numerical calculation method to calculate the ground reaction、internal force and bending deflection, in each condition of disjoint and undisjoint of the approach slap near the abutment end, with the different ground module and length of the approach slap, achieves some valuable conclusions.

本文在对桥头跳车成因和桥头搭板设计影响因素作了详细的分析基础上，运用弹性地基梁理论和有限元数值计算方法，对桥头搭板在近台端不脱空和脱空时，在不同的地基模量及不同的搭板长度，搭板任意截面的地基反力、内力及挠度大小进行计算，得出了一些有意义的结论。

On the basis of these induced equations, the munerical computation and analyzing are completed, especially for the analyzing and computing the character of helix angle and tooth profile in different section for worm and stator which determines manufacturing for the parts of this kind of drive.

在啮合公式推导的基础上，对超环面行星蜗杆传动的啮合特性进行了数值计算和分析，特别是对与加工、制造这种传动蜗杆和定子紧密相关的蜗杆与定子的螺旋升角及其各个截面的齿形进行了深入的分析与计算。

The proposed method is firstly applied to calculate the added mass of a sphere and spheroids moving in unbounded fluid. The numerical results are compared with the theoretical ones to check the validity of the proposed method.

为了验证本文开发的高阶面元法的有效性，首先对无界流场中的球体及一般椭球体的附加质量进行了数值计算，并将计算结果和理论结果进行了比较。

This paper establishes a mathematical model of melt-lubrication between band and gun tube with oil on the bore interface.

该文就火炮内膛涂油条件下，弹丸在膛内高速运动中的弹炮接触熔化进行了分析，建立了涂油条件下的弹炮接触熔化热流体模型，进行了数值计算，计算了弹带熔化速度和厚度及其对弹丸摩擦系数的影响，结果与实验值吻合较好。

By making use of the model of Mohr-Coulomb and FLAC software, the thesis calculates the settlement curves for the old-new foundation as well as the embankment to which the gravity and external loads are applied.

本文旨在运用Mohr-Coulomb模型，依托Flac数值计算软件，计算了新老路基以及地基在自重作用和外部荷载作用下的沉降规律曲线。

A numerical method for contact mechanics and fracture analysis for oil drill pipe screw coupling have been systemically studied in a deepgoing way in this thesis.

本文就接触力学的数值计算方法，石油钻杆接头螺纹齿的断裂计算作了深入、细致、系统的研究，主要工作包括以下几方面。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新