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hammer excitation
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  锤击法
     This paper discusses the modal analysis about a radar structure system with the hammer excitation, and provides valuable conclusions for the practical engineering.
     本文以某雷达结构系统为研究对象 ,用锤击法进行模态分析 ,并对测试结果进行分析 ,得出了具有实际意义的结论。
短句来源
     The theoretical basis of pulse hammer excitation method used to detect the damage and measure the dynamic elastic modulus of solid wood flooring is briefly explained. The method is then examined by finite element simulation test.
     介绍了脉冲锤击法检测实木地板损伤及测定其动态弹性模量的理论依据,并通过有限元模拟与试验验证了其可行性。
短句来源
     The results show that pulse hammer excitation can be used to effectively measure the natural frequency values and dynamic elastic modulus of solid wood flooring,and the latter is bigger than the static elastic modulus.
     试验结果表明:脉冲锤击法能有效地测得实木地板的固有频率与动态弹性模量,所得动态弹性模量值比静态弹性模量值稍大;
短句来源
  “hammer excitation”译为未确定词的双语例句
     Modal Test of the Radar Structure System with the Hammer Excitation
     某雷达结构系统的模态测试
短句来源
     A EXPERIMENTAL MODAL ANALYSIS BY MEANS OF IMPULSE HAMMER EXCITATION
     用脉冲锤激励的实验模态分析
短句来源
     The model updating method is proved to be feasible by employing a model test of offshore platform based on hammer excitation.
     由于辨识冲击响应信号可以获得精确的结构动力参数并可以以此为基准进行模型校正,本文借助力锤激励下海洋平台的模型试验来验证此模型修正方法的可行性。
短句来源
     This paper discusses the methods and results in dynamic model tests of a template fixed platform structure in a 70m water depth. It introduces the method of experimental modal analysis by shock hammer excitation for transfer function, and it shows evident advantages as compared with other experimental methods.
     本文讨论了70m深水导管架式固定平台结构的动力模型试验方法及其结果,介绍了用冲击锤激励的传递函数试验模态分析方法,经与其它试验方法相比较后证明,有明显的优点。
短句来源
     This paper deals with the theory and application of the experimental modal analysis by means of the impulse hammer excitation. Using this method, the experimental analysis of the dynamic behaviour of a quadrate steel plate is carried out, and modal parameters of the plate are obtained satisfactorily.
     阐述了用脉冲锤激励的实验模态分析的理论及应用,并用研究了正方形钢板的动态性能,得到了钢板的实验模态参数。
短句来源
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  相似匹配句对
     Modal Test of the Radar Structure System with the Hammer Excitation
     某雷达结构系统的模态测试
短句来源
     A EXPERIMENTAL MODAL ANALYSIS BY MEANS OF IMPULSE HAMMER EXCITATION
     用脉冲锤激励的实验模态分析
短句来源
     Excitation Mechanism of Enterprise
     论企业的激励机制
短句来源
     Casting of Big Hammer
     大锤头的铸造技术
短句来源
     On the Art of Excitation Personnel
     激励员工的艺术
短句来源
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  hammer excitation
The concrete sleepers were tested using an impact hammer excitation technique over the frequency range of interest, 0-1600 Hz.
      
The test were performed on site, with the casing coupled to the rotor, using hammer excitation.
      


This paper discusses the methods and results in dynamic model tests of a template fixed platform structure in a 70m water depth. It introduces the method of experimental modal analysis by shock hammer excitation for transfer function, and it shows evident advantages as compared with other experimental methods. Through these studies the paper shows that the results of the experimental modal analysis of the template fixed platform are satisfatory in comparison with the results by the finite element method...

This paper discusses the methods and results in dynamic model tests of a template fixed platform structure in a 70m water depth. It introduces the method of experimental modal analysis by shock hammer excitation for transfer function, and it shows evident advantages as compared with other experimental methods. Through these studies the paper shows that the results of the experimental modal analysis of the template fixed platform are satisfatory in comparison with the results by the finite element method and the simplified method using lumped-mass analysis. The transversal motion responses at the top of the platform under the action of regular and irregular waves in a lm water depth wave basin are also presented.

本文讨论了70m深水导管架式固定平台结构的动力模型试验方法及其结果,介绍了用冲击锤激励的传递函数试验模态分析方法,经与其它试验方法相比较后证明,有明显的优点。导管架式固定平台的模态分析结果与有限元结构动力计算以及堆聚质量简化计算结果相比较,其结果令人满意。将平台模型置于1m水深的港池中,分别作用以规则波和不规则波,测试了平台结构顶部的横向位移响应。

This paper deals with the theory and application of the experimental modal analysis by means of the impulse hammer excitation.Using this method, the experimental analysis of the dynamic behaviour of a quadrate steel plate is carried out, and modal parameters of the plate are obtained satisfactorily. Some problems are also presented which deserve further investigation.

阐述了用脉冲锤激励的实验模态分析的理论及应用,并用研究了正方形钢板的动态性能,得到了钢板的实验模态参数。最后提出了一些值得进一步研究的问题。

The pulse-excitation method (hammer-excitation method) for modal test is introduced,demonstrating following advantages:simple equipment and installations, convenient manipulation and easy excitation point movement,which makes the excitation realized in such positions where installation of exciters are not permited. The tested results will be submitted to the genaral design department of× × missile to check structural dynamic properties of the engine fitting to the missile, also...

The pulse-excitation method (hammer-excitation method) for modal test is introduced,demonstrating following advantages:simple equipment and installations, convenient manipulation and easy excitation point movement,which makes the excitation realized in such positions where installation of exciters are not permited. The tested results will be submitted to the genaral design department of× × missile to check structural dynamic properties of the engine fitting to the missile, also will be used for vibration analysis of the engine.

介绍了脉冲激励法(锤击法)模态试验系统。该法设备简单,使用方便,移动施力部位容易,可以在不允许安装激振器的部位实现激振,具有许多明显的优点。试验结果可提供给导弹总体设计部门,以检验发动机与弹体配匹的结构动态特性,并可供发动机振动分析之用。

 
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