分析试验

Quality equipment categories: Programmable constant temperature and humidity box, high and low temperature test chamber, salt spray test machine, oven, heat aging test machine, cold / anti-yellowing chamber, hot and cold impact test machine, hot wire testing machine, Vertical + level of combustion testing machine, testing machine tracking, key life testing machine, plug and socket load life testing machine, spring testing machine, 90-degree peel strength test machine, the breakdown strength test machine, Central compressive strength testing machine, paper tube / carton compression testing machine, wearable rub tester, plug test machines, rotor life durability testing machine, testing machine Life expectancy clamshell mobile phone, mouse, roller-life testing machine, vibration test machine to simulate the vibration motor transport units, cell phone drop test machine, packaging drop test machine, torsion testing machine wire Qu, sudden pull plug wire tester, static tensile testing machine, wire bending rock testing machine, wire elongation testing machine, universal testing machine, tensile testing machine, drop-ball impact testing machine, fatigue life testing machine headphones, headsets Life expectancy tensile testing machine, push pull, the cloth, carvedilol, Victoria, Xiao, Lane, Shaw Sclerometer, video measuring instrument, precision mapping microscope, digital projectors, stereomicroscope , metallographic microscope, reading microscope, continuous zoom microscope, magnifying glass, caliper, micrometer, standard weight, height, the thickness, the slab of rock, electronic weight, said that electronic counting, electronic scales, analytical balance, standard light boxes, etc..

可程式恒温恒湿箱、高低温试验箱、盐水喷雾试验机、干燥箱、热老化试验机、耐寒/耐黄变试验箱、冷热冲击试验机、灼热丝试验机、垂直+水平燃烧试验机、漏电起痕试验机、按键寿命试验机、插头插座负载寿命试验机、弹簧试验机、90度剥离强度试验机、破裂强度试验机、环压强度试验机、纸管/纸箱抗压试验机、耐磨擦试验机、插拔力试验机、转轴寿命耐久试验机、手机翻盖寿命试验机、鼠标滚轴寿命试验机、振动试验机、模拟汽车运输振动台、手机跌落试验机、包装跌落试验机、电线曲挠试验机、插头线突拉试验机、静态拉力试验机、线材弯折摇摆试验机、线材伸长率试验机、万能材料试验机、拉力试验机、落球冲击试验机、耳机疲劳寿命试验机、耳机拉伸寿命试验机、推拉力计、布、洛、维、肖、里、邵氏硬度计、影像测量仪、精密测绘显微镜、数字投影仪、体视显微镜、金相显微镜、读数显微镜、连续变倍显微镜、放大镜、卡尺、千分尺、标准砝码、高度计、厚度计、岩石平板、电子计重称、电子计数称、电子天平、分析天平、标准光源箱等。

The main results can beexpressed as follows:(1)Based on πtheory, some affected factors about wave forces are given, and therelation between affected factors and wave forces is analysised by experimentalresults.(2) The distribution of wave press at representative time and reflection nature aregiven and their variety charactes are discussed by experimental results.(3)By comparing the wave forces of quarter-circular breakwater and semi-circularbreakwater under the same wave conditions,some approximately wave forcesexpressions of quarter-circular breakwater are given.(4)Based on VOF method to trace water free surface,solve numerical value ofRANS equation,and get the distributions of flow field and wave press ofquarter-circular breakwater at the same time during one period,the mechanism ofwave force is also discussed elementarily.(5) Based on the result that RANS equation of numerical simulation agree wellwith experimental results,a new approach to study hydraulic natures of quarter-circular breakwater is provided.

其主要结论如下：一、通过π定理，确定影响波浪力的无因次参变量，根据试验结果对其影响因素进行分析；二、基于模型试验，给出典型时刻圆弧面防波堤的同步波压分布和反射特性，讨论它们的变化特点；三、通过相同条件下圆弧面防波堤与半圆型防波堤两种堤型试验波浪力的比较，给出了圆弧面防波堤波浪力的近似方法；四、利用VOF法追踪自由水面，数值求解RANS方程，得到圆弧堤堤体周围的流场和压力场，初步分析了速度涡流与压力场的相互影响；五、对比数值分析与试验结果，探讨数值方法研究圆弧面防波堤水力特性的可行性，提供新的研究途径

Using pintle technology, a conventional solid propellant rocket motor can provide variable thrust levels, increasing the energy utilizing efficiency and improving the capability of the missile. In this article the experimental pintle motor was designed and the principle experiments were carried out. The charachteristics of pintle motor was also analysed. Through the experiments and theoretic anlysis, the principle of pintle motor was opened out, the law of main factor were analysed.

对喉栓变推力发动机的工作原理进行了理论分析，建立了喉栓变推力发动机的内弹道预示方法；设计了喉栓变推力发动机试验系统，开展了原理试验研究；通过理论分析和试验研究，揭示了喉栓变推力发动机的工作原理，分析了主要因素的影响规律，为变推力发动机的深入研究提供了理论和试验依据。

The primary studying works and characteristics:1 To summarize reinforcing theory of cement mixing pile composite foundation2 To analyze the primary mechanics characters and changing rules of cement mixing pile, based on analysis of test data both indoor and outdoor.3 To discuss siding frictional resistance, ending resistance, ultimate bearing capacity of simple mixing pile and effectiveness factor of grouped piles, loading ratio of soil between piles under cushion cap of grouped piles and stress ratio of pile and soil and so on, and use many computation method and experimentation method to ensure bearing capacity of mixing piles composite foundation.4 To point out and analyze eight sides flaws and problems of the bearing capacity calculation method of mixing pile compositefoundation which ensured by national and normative method/ formula.5 To apply test results of loading tests and a few settlement observation data, use gray theory to predicate ultimate bearing capacity of deep mixing piles, actual example demonstrate engaging between theoretical predicted value and actual value.6 To apply groovy layerwise summation method to discuss entity piles method, double foundation method, equivalent layerwise summation method and consolidation theoretical method and so on, especially by combination of engineering example, use FEM to calculate or discuss the settlement and changing rules of composite foundation.7 To discuss problems of critical length of composite foundation by combination of engineering example and numerical analysis method, and analyze the contrast of critical length between simple pile load and most area load of composite foundation, not only critical length of composite foundation is relative to modulus ratio between piles and soil, but also upside load distribution area of composite foundation.

主要的研究工作与特色为：(1)总结了水泥搅拌桩复合地基的加固原理；(2)在对室内外试验资料进行统计分析的基础上，系统分析了搅拌桩水泥土的主要力学特性及其变化规律；(3)探讨了搅拌单桩的侧摩阻力、端阻力、极限承载力及群桩效率系数、群桩承台下桩间土荷载分担比及桩土应力比等，提出用多种计算方法并结合试验方法来综合确定搅拌桩复合地基的承载力；(4)明确指出和分析了按国家有关规范的方法确定搅拌桩复合地基承载力所存在的八个方面的缺陷与问题；(5)利用过去没有加载至破坏阶段的载荷试验成果和较少的沉降观测数据，尝试了用灰色理论预测深层搅拌桩的极限承载力，实例表明理论预测值与实测值吻合较好；(6)在常规分层总和法的基础上，探讨了复合地基沉降计算的实体墩基法、双层地基法、等效作用分层总和法、固结理论法等，特别是结合工程实例，用有限元数值计算等方法计算和讨论了搅拌桩复合地基的沉降及其变化规律；(7)结合工程实例，用数值分析方法探讨了复合地基临界桩长的问题，指出和分析了单桩荷载下的临界桩长与复合地基大面积荷载下的临界桩长存在很大的差别，复合地基的临界桩长不仅与桩土模量比有关，而且与复合地基上部荷载分布面积有关。

The paper through the mechanism which produces to the asphalt road surface water harm carries on the induction to summarize, as well as the different type bituminous mixture water stability has carried on a series of contrasts experiment to several kind of different aggregates and the asphalt adherency, has analyzed the aggregate and the asphalt adherency and the bituminous mixture water stability; Meanwhile moves the water action mechanism take the pavement structure in as the key point, in the basis room experiments to the design half rigid base bituminous mixture test sample carries on washes out the experiment, the observation test sample and washes out when the number of times increase along with the time variation the basic unit wash load situation, has analyzed the water to the bituminous pavement various structures level damage rule; To immerses under the condition using the ANASYS finite element software the bituminous pavement structure level the stress to carry on the analysis computation, and analyzed the bituminous pavement according to the computed result to produce the unboiled water harm the rule, further to understand the structure level produced the unboiled water harm the rule.

本论文通过对沥青路面水损害产生的机理进行归纳总结，对几种不同集料和沥青的粘附性以及采用不同抗剥落措施的沥青混合料的水稳性进行了一系列对比试验，分析了集料与沥青的粘附性及沥青混合料的水稳定性，并对水稳性试验进行了评价；同时以路面结构中的动水作用机理为重点，依据室内试验对设计的半刚性基层沥青混合料组合试件进行冲刷试验，观察试件随时间变化和冲刷次数增加时基层的冲刷量情况，分析了水对沥青路面结构层的损坏规律；利用ANSYS有限元软件对浸水前后沥青路面层底应力进行分析计算，并根据计算结果分析了沥青路面产生水损害的规律，进一步了解结构层产生水损害的规律。

Based on analyzing and comparing the characteristics of the present cutters, the material characteristics of Arundo Donaxl has tested and analyzed in this paper, and investigated a rotating chain-type saw-tooth cutter for stalks of tall-thick and harder crops , and developed a cutting test system including the rotating chain-type cutting tester system and transportation mechanism and the high-speed photography image collecting and processing system. Arundo Donaxl cutting test has been carried out and the cutting process of the Arundo Donaxl has been photographed on-line by the high-speed photography image collecting system.

本课题在比较分析现有切割器性能特征的基础上，试验分析了芦竹的物料特性；研究了用于高、粗、硬茎秆作物切割的回转链式锯齿形切割器；设计了包括回转链式芦竹切割器、芦竹夹持输送装置和高速摄像图像采集与处理系统的芦竹收割机切割试验系统；对芦竹进行了切割试验，并通过高速摄像图像采集系统在线记录了切割过程；运用自行设计开发的高速摄像分析及其序列图像处理软件，试验分析了影响芦竹切割质量和切割效率的因素。

Based on the above, the author built the vehicle virtual prototyping simulating model including the front and rear suspensions, the powertrain, the steering system, the front and rear tires, wrote the driver control files(abbreviation. dcf) and driver control data files(abbreviation. dcd) for vehicle handling stability simulation analyzing according to the requirements of the current standards GB/T6323.1-94-GB/T6323.6-94 of our nation"s for vehicle controllability and stability test, carried out simulation and analyses for vehicle handling stability such as steering wheel angle step input test, returnability test, steady static circular test, pylon course slalom test and steering efforts test, and evaluated the car"s handling stability performance by scoring according to GB/T 13047-91 ?Criterion thresholds and evaluation of controllability and stability for automobiles?.

在上述基础上建立了包括前后悬架、发动机、转向系、前后轮胎等在内的整车虚拟样机仿真模型，并根据我国现行整车操纵稳定性试验标准GB/T6323.1-94～GB/T6323.6-94的要求，编写了用于整车操纵稳定性仿真分析的驱动控制文件(Driver Control Files，缩写为DCF)和驱动控制数据文件(Driver Control Data Files，缩写为DCD)，进行了转向盘转角阶跃输入试验、转向回正试验、稳态回转试验、蛇行试验和转向轻便性试验等整车操纵稳定性试验仿真分析，并参照GB/T13047-91《汽车操纵稳定性指标限值与评价方法》对该轿车的操纵稳定性进行了评价计分。

Chicken feed of model 661 is regarded as raw material of pellet feed, the influence that experimental factors including modulation-character temperature, modulation-character moisture, grease-additive quantity, and comminuting granularity have on making pellet quality, productivity, and electricity consumption. UG and ANSYS are regarded as simulating circumstance in finite element analysis, for problem on service life of the machine, evaluation index that average stress of a series of parameterized loop die is regarded as service life of hoop standard granulator is achieved by dynamic, static, and thermal structure coupling analysis for key part: loop die of the machine. For every influencing factor the experimental arrangement of array and combination is made by adopting optimizing idea and method of experimental design, the aim of quantification analysis is strived to arrive.

在试验设计中，采用正交试验的方法，以611型鸡饲料作为颗粒饲料的原料，分析混合饲料的调质温度、调质水分、油脂添加量、粉碎粒度等试验因素对制粒质量、生产率、电耗的影响；有限元分析中以UG、ANSYS作为仿真环境，针对制粒机使用寿命的问题，通过对环模制粒机中的关键零件环模进行动力、静力、热结构耦合分析，获得一系列参数化后的环模的平均应力作为环模使用寿命的评价指标；以实验设计的优化思想和有限元分析方法对各个影响因素作了排列组合式的实验安排，力求达到量化分析的目的。

In the research, the study of car impact test and numerical simulation method are both used. Based on works that have done, an impact model containing car model, dummy and restriction system model was built. According to national regulation, different types of impacts were simulated. The fuel cell auto's impact safety was analyzed, and the injury criterion for occupant can be read out directly by simulation data. The main research content of this project is to set up the fuel cell auto's frontal impact model, side-impact model, rear-impact model and the whole frontal impact model, which contains car model, dummy, restriction system model and so on, and calculating these models.

在本课题的研究过程中，博采众长，坚持创新，在综合分析总结前人研究经验的基础上，将实车碰撞试验研究与仿真计算分析方法结合起来，统一车身耐撞性有限元计算分析与乘员在约束系统作用下的运动响应的多体动力学分析，采用整车虚拟碰撞试验法进行燃料电池轿车的碰撞安全性研究，即建立一个集车辆、人体模型及乘员约束系统三者于一体的完整的车辆模型，以国家安全法规为依据，进行各种碰撞型式的整车虚拟碰撞试验，利用仿真计算结果进行燃料电池轿车的碰撞安全性分析，直接预测乘员的伤情指标。

In 1999, the Liaoning provincial important Sci-Tec started a key problem project for the technology of protecting and preventing of dangerous river bank and plain reservoirs. Under the support of this project, this research was carried out for experiment of engineering properties and bank engineering applications of geosynthetics. In order to solve the life and soil retention criteria of geosynthetics problems in bank engineering applications, the indoor tests, in-situ tests, locale antitypes tests and observations, theory analysis, and engineering examples analysis have been performed.

结合堤岸防护工程实际条件，采取室内试验、野外试验、工程现场原型试验或观测以及理论分析和大量工程实例验证分析的方法，对堤岸防护工程中应用的土工合成材料相关工程特性，尤其是老化规律和较大孔径织造布保土性准则，进行了较系统、深入的试验研究；在此基础上，通过典型工程实例及大量工程应用实践总结分析，重点对土工织物软体排、土工模袋、土工膜堤岸防护工程的设计方法和施工技术进行了研究。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。