使用LS - DYNA软件建立了薄壁扁球壳结构撞击刚性板的有限元模型,并通过试验结果对模型的有效性进行了验证。
The finite element model of shallow spherical shell structures impacting a rigid plate is developed using the software LS-DYNA.
通过模拟计算、试验数据整理、图形化处理,并对照理论计算的结果。
Through simulation, test data collated graphics processing, and control the results of theoretical calculations.
分析了在地震作用下该支座产生竖向位移的原因和影响因素,并通过试验验证了理论分析的结果。
Then an analysis is made of the cause and influencing factors of the vertical displacement of the bearing and proved by experimental results.
并通过气管分泌物培养及药物敏感试验,分析培养结果的致病微生物及耐药率。
Through the culture of trachea secretion and antibiotic sensation test, analysis the culture result of pathogenic microorganism and Drug Resistance Rate.
由此,得出动态排放测试系统的设备选型及实施方案,并通过图形给出系统安装调试完成后的试验结果。
The equipment model selection and implementation method for dynamic emission test system are thus obtained, and test results are given by figure after the system is installed and adjusted.
数值结果表明该单元能通过常曲率分片试验,收敛稳定并具有较好的精度。
Numerical results of typical problems show that it passes the constant curvature patch test and possesses stable convergence and high accuracy.
本文通过分析水色扫描仪的各种电磁干扰源,提出斯特林制冷系统的电磁兼容设计方法,并给出电磁干扰试验结果。
According to the analysis of types of EMI sources in Ocean Water Colorand Temperature Scanner, EMC design of the Stirling cooling system will be proposed and the results of EMC test are given as well.
并通过对比试验,获得可行性结果。
首先通过对垃圾土的物理、力学、化学、生物的试验结果的分析,得到了垃圾土基本成分的变化规律。并总结了垃圾土中有机物降解的规律。
The variety rules of MSW components and the rules of organism decomposition are got from the generalized to the experiment result of MSW to the physics, mechanics, chemistry, biology.
本文使用一种新的称之为准稳态热传导的有限元方法,提出了比较精确地计算闪温和本体温度的方法,并通过试验验证了计算结果。
A new FEM, the quasi-stable state heat conduction method, is thus developed. It offers a comparatively high accuracy to calculation, with the results checked up by experiment.
通过理论分析和试验结果表明,以上方法对鼠笼电动机的故障诊断是有效的,并验证了其可行性和优越性。
Results of theory analysis and experiments demonstrate the effectiveness of all the methods is proposed in fault diagnosis of cage motor.
通过试验研究其主要力学性能,并对试验结果加以分析。
Its dynamic performance has been tested through the experiments and analysed the related results.
软件设置界面可以填写试样材料的各种参数及设定试验条件,并通过打印报告输出试验结果。
The parameters of the sample and testing conditions can be filled in the interface, all these can be printed in the test report.
通过对比试验,比较聚羧酸系塑化剂和萘系塑化剂的性能,并对结果进行了讨论。
By comparing the test results, the performances of polycarboxylic plasticizers and Naphthalene plasticizing agent are discussed.
通过震陷有限元计算,在虚拟环境中模拟在不同的地震震级下,得出天然地基或某高层建筑物的地基的震陷等,并对其试验结果进行分析。
The seismic settlement of the crude or the structure foundation can be gained by the calculation of the FEM in different earthquake levels, and then the result of the calculation can be analyzed.
通过分析研究表明,这些预测方法和公式与实际试验爆破压力结果都有一定的偏差,并给出了最好的预测方法和公式。
The results show that these predicting methods have deviation compared with the testing results, and the reliable estimating methods for burst pressure are presented.
结果证明:选用合适的延期药,设计合适的传火通道和传火面积是提高延期时间精度的技术关键,并通过方案及性能试验进行验证。
The performance tests demonstrate that the proper delay composition, the proper fire transfer channel and fire transfer area are the key technology for developing the precision of delay time.
在此基础上设计出了新型的搂齿机构。并通过田间试验取得了满意的结果。
Through analgsing the moving course of spring tine mechanism for collecting cereals, a new type rake tine mechanism is designed, showing satisfactory result in field experiments.
用该模型对发动机激励产生的车内噪声进行数值仿真,并通过试验对仿真结果进行验证。
And a numerical simulation is performed on interior noise generated by the excitation of engine using the model. The simulation results are verified by test under same conditions.
该模型通过一系列控制参数来包络钢支撑复杂的滞回曲线,并根据已有的同类型支撑试验结果标定控制参数。
This model contains a series of governing variables to envelop the complicated hysteretic curve of steel braces and the governing variables can be calibrated by available test results.
并通过试验证明了加载时间会对检测结果产生重要的影响。
Experiment proves that the loading time has a strong influence on the result.
最后,通过试验验证了设计结果并给出了控制器的性能评价。
Last, the design is tested in experiment, and it's performance was evaluated.
本文叙述了设备法兰的优化设计过程和结果,并通过应力测试试验,证明该设计基本可靠。
The course and results of optimized design of shell flanges are described. Through stress measurements made this design proved reliable on the whole.
并通过系统的试验研究,证明试验结果与理论预报结果比较符合。
Through systemic experimental study, it is proved that the results of experiments match that of the theoretical predictive formula well.
通过理论计算分析和试验,给出了圆管状噪声换能器的尺寸结构,并详细分析了该频谱分析仪的实际测量结果。
The size of the cylindrical noise transducer is obtained by theoretical calculation and experiments. Finally, the actual measurement results with…
并通过CFD软件分析计算及实车试验,结果证明通风降温取得了较好的效果。
Via analysis and calculation by CFD software and actual test, it is proved that great improvement has been achieved.
结合设计实例详细论述了通信延时对雷达伺服系统跟踪精度的影响,提出了采用常增益滤波法的解决方案,并通过仿真和试验结果加以验证。
This paper discusses the effect of communication delay on radar servo systems track precision based on an engineering design, and offers a solution which applies fixed-gain filter.
结合设计实例详细论述了通信延时对雷达伺服系统跟踪精度的影响,提出了采用常增益滤波法的解决方案,并通过仿真和试验结果加以验证。
This paper discusses the effect of communication delay on radar servo systems track precision based on an engineering design, and offers a solution which applies fixed-gain filter.
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