查询词典 vibration-proof

Vibration model is established and inherency frequency and main vibration type are obtained, vibration characteristic response is analyzed. Mode respond and harmonious respond of suspension system with package cushioning are analyzed with the help of ANSYS 6.0. At last, design method of suspension system with package cushioning is researched and a detailed design example is provided.

第三，介绍了弹簧吊装系统的振动分析理论，建立了振动模型，得到了系统的固有频率及主振型，分析了系统的振动响应；并利用ANSYS6.0有限元分析软件对悬浮式缓冲包装模型进行了模态分析和谐响应分析。

In order to reduce the influence of the vibration on image quality, an irrotational displacement isolator is designed based on spatial mechanism and vibration theory, which mainly consists of base platform, moving platform, spatial linkage mechanism and vibration isolators.

为了减小振动对系统成像质量的影响，应用空间机构学原理和减振理论设计由基座平台、运动平台、空间连杆机构和减振元件组成的减振机构。

The torsional vibration, longitudinal vibration and ben- ding vibration of slender shaft in lathing because of axial feeding are calculated and analyzed.

对长细轴车削过程中，刀具轴向进给所产生的扭转振动、纵向振动、弯曲振动进行了计算与分析。

In the past, the high frequency resonance technique is usually applied in the envelope detection for a vibration signal with amplitude modulation. When applying the Hilbert transform in the high frequency resonance technique for the envelope detection of vibration signals, the computing burden is very high. On the other hand, when applying the linear least squares analysis method, the computing burden is lower. When applying the envelope detection in the lowest vibration mode, an accelerometer with the low-pass filtering cutoff frequency at 4kHz should be choose.

在过去的研究方法中，振动讯号之振幅调变通常以高频解调分析法应用於包络讯号侦测，而高频解调方法应用希尔伯特转换的包络分析，所需要的计算量是非常的高，若以线性最小平方分析法应用於高频解调分析法中，则所需要的计算量较小，如果以最低模态来估测包络讯号时，可以适当的选取加速规来代替低通滤波器，而加速规的截止频带必须在4kHz左右。

The proper analyses in theory and some experiments on the vibration isolation effect for the vibration system consisting of vibration source, rubber mounts and nonrigid foundation are conducted.The calcula...

通过与传统隔震设计方法、本文物理模型的解析解和实验所得结果进行的比较可知，有限元分析模型绐出的隔振效果预测值在中高频范围(200～1000Hz)最为接近实验结果，从而为船舶动力装置高频隔振分析提供了一个可行的途径。

By field obversion, when ice and structure interact with each other, with the increasing of ice speed ,therere 3 kinds of ice force forms and respectively corresponding: static state vibration , steady state vibration and random vibration.

论文第二部分给出了渤海平台现场监测结果，结果表明，在冰与结构挤压破坏时，随着冰速的变化，有三种冰力形式，分别对应：准静态振动，稳态振动和随机振动。

The free vibration of a nonlinear elastic rectangular plate is explored, considering influence of material nonlinearity and static-load in plane on its dynamic characteristics. Exact solution to free vibration of each mode of the rectangular plate is obtained according to the fixed point theory of partially ordered space. So the whole process of free vibration is described.

对非线性弹性矩形板的自由振动进行了研究，考虑了材料非线性和面内静载对板动力特性的影响，并根据半序空间的不动点理论求得该矩形板在自由振动时各阶模态的精确解，描绘了其自由振动的全过程。

Through the research into vibration of large liquid rockets, this paper explains the theoretical analysis and testing techniques of POGO vibration, and the means the designer should consider to prevent POGO vibration.

本文通过实际的大型液体火箭的POGO振动研究，阐明了POGO振动的基本的理论分析方法和试验技术，以及需采取的防POGO振动的措施。

Starting from the main meteorological factors impacting vibration of overhead line, the impact of conductor tension variety on self-damping feature of conductors is analyzed according to state equations of overhead line, and by use of energy balance principle the variation of vibration level is calculated and the vibration life under different meteorological conditions are obtained.

文章提出了一种基于短期测量数据评估线路全年振动状态和寿命的方法，从气象影响线路振动的主要因素出发，根据导线的状态方程分析导线因张力变化对导线自阻尼特性的影响，并采用功率平衡法计算出振动水平的变化，得到了不同气象条件下的振动寿命。

Then,the vibration of the model is calculated by using the FEM. Comparing the level of vibration with different multilevel quadrate steel beams,the effects and rules of isolating vibration are tested.

然后用有限元软件模拟计算了加多级方钢隔振后的结构振动水平，通过比较分析，得到了多级方钢的隔振效果和振动能量在其间的传播规律。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。