vibration mode

用法例句

Inverse perturbation method for solving inverse vibration mode problems in structural kinetics optimization;

机械结构动力优化振型反问题求解的逆摄动方法

Derivation of rate and vibration mode of beam by using matri displacement method

矩阵位移法求梁的频率和振型

The paper establishes the 3D finite element model of a lathe-bed and calculates the result of vibration model analysis of it in ANSYS.

本文建立了某型立铣床床身的三维有限元模型,并利用大型有限元分析软件ANSYS进行了模态分析,得出了床身前十阶固有频率和振型。

Research of structural damage detecting parameters based on experimental mode shapes;

基于试验模态振型的结构损伤检测参数比较

For the grinding carriage of a camshaft grinder at high speed,mode analysis theory is used to analyze its natural frequency and mode shape.

以某型高速凸轮轴磨床砂轮架为研究对象,运用模态分析理论对砂轮架的固有频率和振型进行分析。

In this paper, based on the matrix method and mobility method, the computer program was established and the critical speeds, mode shapes of spindle under three operation conditions (no bobbin, with bobbin but no cotton yarn on the bobbin, and full mass of cotton yarn on the bobbin ) were calculated by our computer program, the calculation results are given.

采用传递矩阵法及导纳法编制了计算程序 ,分别对锭子在空锭、带筒管但筒管上无纱线、带筒管且筒管上带满卷纱线三种状态下的第一阶、二阶临界转速和振型进行了分析计算。

Based on a large seismically isolated structure,the paper analyzed the frequency and mode,the distribution of mass center and the improvement of rubber packing arrangement by SAP2000.

针对国内某大型隔震建筑,借助SAP2000建立下部结构—隔震层—上部结构整体系统的空间模型,就隔震结构的振型与频率、质心分布进行了分析和橡胶垫布置的改进计算。

By replacing assembling shroud blades with system of thin plates and springs, a series of differential equations concerning dual interaction between blades are established and transformed by mode coordinates, and the unknown stiffness of spring (acting stiffness of shroud) could be obtained experimentally.

求解方程组的特征值问题即可获得组合叶片系统的固有频率和振型。

The space model of the structure was built up by utilizing the finite element program ANSYS and the dynamic property of bridge was calculated,and the frequencies and mode shapes of the bridge were obtained.

以一座薄壁高墩刚构桥为研究对象,根据其墩高及薄壁的特点,运用通用有限元软件ANSYS对其建立三维有限元动力计算模型,对该桥最大悬臂施工阶段和成桥阶段的动力特性进行计算分析,获得了大桥的自振频率和振型,为该类桥梁的抗风、抗震设计研究提供了分析的基础。

Based on the analysis for the dynamic characteristics of semi-rigid steel frames with simple or multiple degree-of-freedoms,effects of rotation stiffness of beam-to-column connections on the structure period,frequency,critical damping and mode of vibration are discussed.

通过对单自由度体系和多自由度体系半刚接钢框架的动力特征分析,初步探讨了梁柱连接转动刚度对结构自振周期、频率、临界阻尼以及振型等参数的影响。

The dynamic characteristic of the Haikou Century Bridge is presented, the aseismic capacity according to the theory of earthquake response spectrum is analysised and the combination method of inner force and displacements is discussed in every mode of vibration.

对海口世纪大桥进行了动力特性计算 ,采用反应谱理论分析了大桥的抗震能力 ,讨论了各振型的内力和位移的组合方法 ,采用 Van der put公式和 Herzog公式分析了大桥各阶段的抗风稳定性 ,其抗风稳定性在主梁节段模型颤振试验中得到了验证 ,提出了施工阶段的抗风措施。

The modification for the natural frequency and the mode of vibration of blade are needed to treat the fault of steam turbogenerator caused by it s blades.

为分析处理汽轮发电机组运行中因叶片振动引起的故障,需调整叶片的固有频率和振型。

3 that is a random signal and vibration analysis system,the parameters and modal shapes are acquired.

3的模态测试分析功能对该柴油机机体进行了模态测试,得到了机体结构的前5阶固有频率及相应振型,可看出机体各部分振动的特征,据此为发动机结构改进设计提供了试验依据。

A modal analysis of the tower was conducted and the first 20 frequencies and modal shapes were obtained.

运用通用有限元程序ANSYS对某天气雷达站塔楼结构进行了自振特性分析及地震载荷作用下的时程分析 ,通过计算得出了雷达站塔楼的前 2 0阶频率、振型 ,并进一步计算了在地震作用下时程分析的位移及内力 ,结果表明该结构具有很大的抗侧刚度 ,且沿高度分布均匀 ,自振频率满足结构使用要求 ,验证了结构设计的可靠性 ,为结构设计提供了可靠的参考数

A modal analysis of the tower was conducted, the first 20 frequencies and modal shapes are obtained.

运用通用有限元程序ANSYS对某天气雷达站塔楼结构进行了自振特性分析及振型分解反应谱分析,通过计算得出了雷达站塔楼的前20阶频率、振型,并计算了地震反应谱作用下位移及内力,为结构设计提供了可靠的参考数据。

Adopt finite element software of ALGOR to analyze modal of disc brake\'s vibration noise,by analyzing the disc brake first 12 step\'s natural frequency and vibration type to enhance the higher natural frequency.

通过对盘式制动器前12阶的固有频率和振型的分析,提出了通过提高高阶固有频率的方法降低制动盘的共振,从而达到降低制动噪声的目的。

The higher modes have shorter periods than the fundamental mode and, moreover, they have higher velocities.

高振型波比基阶振型波周期短，波速高。

Exciting technique for vibrating shape of ultrasonic motor vibrators

超声电机振子振型激励技术研究进展

Matching research of resonant PDE's resonator and jet

共振型PDE谐振腔喷嘴匹配关系研究

n-th nodal unbalance

第n阶振型不平衡谐量

Analysis of Mode Participation Factor and Modal Contribution of Structures

关于结构振型参与系数和振型贡献的分析

NEW CONCEPTS ON WIND-RESISTANT DESIGN OF BRIDGES--MULTI-MODE COUPLED FLUTTER

桥梁抗风设计的新概念——多振型耦合颤振

Index of Modes Combination for Wind Response;

风振响应分析中振型组合方法选取的指标

Research on Vibration Model and Vibration Isolation Effect of the Locally Resonant Sonic Crystal;

局域共振声子晶体的振动模型与隔振效果研究

The microseism source excitation model and the relation between the magnitude and vibration cycle

微震振源激振模型及振动周期与震级的关系

Analysis of a Dual-mass Flywheel Damper Model on Torsional Oscillation

双质量飞轮式扭振减振器扭振模型分析

Vibration and Vibration Control Research for Large-span and Light Footbridge;

大跨轻型人行桥振动及振动控制研究

Match and design of torsional stiffness of the DMF-CS torsional damper

DMF-CS型扭振减振器刚度匹配设计

large-size high frequency hydraulic vibration table

大型高频液压振动台

clapp oscillator

电容反馈改进型振荡器

anode tank circuit magnetro

阳极谐振电路型磁控管

oscillatory response of mechanical model

力学模型的振荡响应

oscillating model of the second kind

第二类振动宇宙模型

oscillating model of the first kind

第一类振动宇宙模型