模拟试验

According to the comparing of ultimate load carrying capacity in finite element analysis, calculating and static tests, the results are matched, which shows that, it's feasible to simulate the new type of light gauge steel system studs under press using finite element analysis.

通过比较有限元分析和试验分析以及解析计算得到的极限承载力发现，三组极限承载力的值吻合；有限元分析得到的柱的屈曲模式和破坏情况与试验的结论相符。说明用有限元的方法模拟分析轻钢龙骨体系柱的轴压承载能力的方法是正确、可行的。

In this paper,Laterite soil adjacent to some stake of the highway in Chenzhou, Hunan section from Xiamen to Chengdu was used to investigate the deformation characteristics and protection methods of the Laterite soil subgrade under the influence of environment factors.Properties like water-holding capacity,capillary rise, coupled heat-moisture transfer and wetting deformation of samples under different compactness were studied through a series of laboratory tests.In addition,by using meteorological data of two consecutive years in Chenzhou,coupled process of moisture transfer and subgrade deformation was stimulated under the impacts of groundwater and the atmosphere.Specific work done in this paper is as follows:(1) Samples under different compactness were subjected to a series of conventional laboratory tests,such as permeability,consolidation,contraction,shear test and etc.

论文以厦门至成都高速公路湖南郴州段的红粘土为研究对象，以环境因素作用下红粘土路基的变形特征与防护方法为研究目的，通过室内试验研究了不同压实度红粘土的持水性能、毛细上升、湿热耦合迁移及湿化变形等特征，借助郴州地区连续两年的气象数据，模拟在地下水和大气的共同作用下路基内部红粘土水分迁移与路基变形的耦合过程，主要研究内容及结论如下：(1)针对不同压实度的红粘土，系统开展了其渗透、固结、收缩、剪切等试验研究。

By the experiments of simulating gastrointestinal tact environment in vitro and pharmacodynamics on rats comparing administration with clyster and oral way, it is proved that components in common preparation of Kangfuxin are demolished in gastrointestinal tract and not able to arrive at colon in integrity with oral administration.

通过体外模拟胃肠道试验，及灌肠给药与口服普通制剂给药的药效学试验，证明康复新普通制剂在胃肠道环境中，其主要成分会被破坏，无法口服到达结肠病变部位进行治疗，局部给药能使药物发挥较好的疗效。

In order to study on the problems of cracking similarity conditions and test simulating method of induced joint in structural model test, fracture property tests of material and mechanics theory deducing are presented in this paper.

为了研究诱导缝在结构模型破坏试验中的开裂相似条件和试验模拟方法，进行了材料的断裂特性实验和力学理论推导。

According to the similarity criterion of structural model test, prototype material and model material need to conform to the similarity conditions of fracture property and shear-friction strength.

为了研究诱导缝在结构模型破坏试验中的开裂相似条件和试验模拟方法，进行了材料的断裂特性实验和力学理论推导。

A test rig is designed to measure the impact force and contact time of rubbing bearing-rotor system simultaneously.

同时测试了转子试验台上转子碰磨时的接触时间与碰磨产生的正向冲击力，给出了载荷识别的数值模拟和试验结果。

With the method of Stress Function,this paper analyzes the distribution of stresses of biaxial tensile and builds the finite element model of biaxial tensile test of cruciform specimens with slots on arms.

用应力函数法分析了双向拉伸的应力分布，建立了臂上开缝十字形试件双向拉伸试验的有限元模型，使用大型通用有限元软件ANSYS8.0对十字形双向拉伸试验进行模拟及分析，并对其结构尺寸进行优化设计。

Inoculation of effective degraders to the test soil suspensions spiked with m-cresol was carried out by batch culture. The m-cresol concentration and the number of m-cresol degrader were monitored in the experimental period, soil DNA was extracted and amplified by primer 341GC+534r of PCR for DGGE analysis at the same time, which to understand the variation of bacterial community in experiment.

将试验菌株接种於模拟污染土样中进行批次土壤生物降解试验，监测实验过程中间-甲酚的浓度及间-甲酚降解菌菌数，同时进行土壤DNA的抽取，经引子341GC+534r反应后以变性梯度胶体电泳分析，以了解实验过程中的菌相变化。

New ideas and methods in the paper:1 The formulas on perforated casing collapse strength were deducted, which offereda convenient method to analyze the relationship between casing collapse strength and perforation;2 The stress and displacement formulas on the system of casing, cement anddeformation under the non-uniform load were deducted, which offered the theoretical found for designing optimally casing string;3 The relationship between structure in-situ field of whole oil field and casing failurewere studied, which offered the scheme for the prediction of casing failure. The process of study in the paper:1 For simulating the relationship between the structure in-situ field and the casingfailure in the oil-deformation, the tests of the uniaxial tensile, compress, tnaxial compress and dilatability were made on the samples of the drill cores from deformation of casing failure position in Yuejing II oil field.

本文的主要创新： 1推导出了射孔套管抗挤强度的解析式，为分析射孔与套管强度的变化关系提供了简便的方法； 2推导出了非均匀地层载荷作用下套管、水泥环和地层组合体的应力和位移解析式，并非均匀作用下套管柱优化设计提供了理论依据； 3研究整个油田区块构造应力场与套管损坏关系，为预测套管损坏提供了可行方案；本文的研究过程如下： 1为模拟构造应力场与油层段套管损坏关系，做了大量的岩石单轴抗拉、单轴抗压、三轴试验以及岩石遇水膨胀试验，获得了研究区块岩石的弹性模量、泊松比、内聚力、内摩擦角以及岩石的线膨胀系数，这此数据为本文研究油层段套管损坏机理研究的理论分析和有限元法提供了实验数据。

ANSYS has friendly operating environment, strong functions and perfected post-processing. ANSYS can be applied to a lot of project fields and it can carry out structure analysis, nonlinear analysis, thermal analysis, electromagnetic field analysis, electric field analysis, fluid flow analysis and coupled field analysis etc.A combination beam is designed and on this beam simulation test using ANSYS and strength test using electrometric method are studied and contrasted. The result of the test shows that the ANSYS is reliable and can be applied to the engineering design and calculation without accident.

ANSYS软件是融结构、流体、电场、磁场、声场设计计算于一体的大型CAE软件，经过30多年的发展，取得了辉煌的成绩，并形成很多独有功能；ANSYS使用环境友好，功能强大，后处理技术完善；ANSYS在各类工程领域均有应用，可进行结构分析、非线性分析、热分析、电磁场分析、电场分析、流体流动分析、耦合场分析等；设计制造了一个组合梁，分别对其进行了ANSYS静力学强度数值模拟和电测法应力试验，对结果进行了对比分析，试验结果表明：ANSYS功能强大，分析数据安全可靠，可放心用于工程设计与计算。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。