简谐运动

介绍了一例用FLASH模拟弹簧振子作简谐运动的多媒体课件的制作方法。

This article introduces an execution method about the multimedia courseware of simple harmonic motion of simulating spring shaker with Flash .

以给定机翼模态分布下机翼上各点的模态值作为运动幅值，以三维非定常全位势方程和三维非定常Euler方程为控制方程，求解三维机翼简谐运动下的非定常气动力。

The wing is modeled structurally by vibrational modes , which are used as amplitude of motion by a finite element analysis . Conservative full - potential equation and three dimensional unsteady Euler equation are used to compute the unsteady transonic flows around airfoil and wings under simple harmonic motion .

基于平衡位置的Taylor展开，建立了简谐运动下非线性自激力气动力的数学模型。

Firstly , based on Taylor expansion of the equilibrium position , the mathematical model of nonlinear MIAF was developed under harmonic motions .

简谐运动膜分离过程及其强化机理

Enhancement mechanism of membrane separation by the membrane motion in sine way

简易自动数据绘图机此系统产生简谐运动。

The system executes simple harmonic motion .

简谐运动的超声多普勒效应

Doppler Effect of Simple Harmonic Motion

简谐运动图像演示仪

Demonstrator of Simpl Harmonic Motion Image

如果陀螺转子发生倾斜，水银受按简谐运动变化的重力分量的作用。

If the gyro tilts , the mercury is subjected to components of gravity which vary harmonically .

推导了地面简谐运动作用下的加速度和位移的频率响应函数。

The frequency response functions of relative displacement and absolute acceleration are derived under acting of harmonic ground excitation .

根据简谐运动的周期公式，得到单摆的周期公式。

According to the cycle formula of simple harmonic vibration , the cycle formula of simple pendulum could be figured out .

因此简谐运动方程（3.1）的通解可用下列任一的形式表示。

The general solution of the simple harmonic equation ( 3.1 ) can therefore be expressed in the following alternative forms .

基于速度势理论，研究了水中桩基圆形承台作水平简谐运动时，承台侧面的动水压力。

Basing on the potential theory , hydrodynamic pressure on the side of circular pile cap with harmonic horizontal movement was investigated .

推导出适合打纬共轭凸轮机构的双简谐运动规律和共轭凸轮廓线的坐标方程。

The double simple harmonic motion of the tightening weft cam 's follower and the mathematical equations of the cam were established .

既然现在处在，曲线的线性区域内，可以弄出个简谐运动。

Now , as long as I am in the linear portion of the curve , I can generate a simple harmonic motion .

对基础简谐运动激励下两端固定输流管道的混沌运动进行了研究。

The chaotic vibrations of a clamped-clamped pipe conveying fluid , excited by the harmonic motions of its supporting base , were investigated theoretically .

简谐运动的周期受颗粒的介电常数、密度、半径、颗粒间的距离和外电场调控。

The period of the harmonic oscillation can be controlled by the permittivity , density , radius , the distance of the particles , as well as the external electric field .

对单翼模型的简谐运动以及超前、对称和滞后三种模态进行相应的数值研究并主要从压力和速度矢量两方面进行空气动力学特性的分析。

Harmonic motion and three modes including advance mode , symmetry mode and lag mode of single-wing model are studied numerically mainly from two ways of the pressure and velocity vector . 3 .

在计算筒仓模型对地基简谐运动的动力响应时，研究了散体对仓体的作用及散体对仓体的减振作用。

Make research on the reaction of bulk solid to silo wall and to attenuation of silo structure while the dynamic response of silo models to foundation 's simple harmonic motion is calculated .

并进一步利用作简谐运动的实验室摇动溜槽进行细粒人工混合矿的分选试验，以验证理论分析所得的结果；

On this basis a separation test is carried out on fine artificial ore samples in a laboratory shaking sluice with simple harmonic motion in order to verify the results of the theoretical analysis .

以轮轴的简谐运动作为激励，在转鼓试验台上测试了轮胎侧偏动力特性，并建立了轮胎动力学模型。

The side slip dynamic characteristics of tyres have been tested on a rotary drum test bench taking the simple harmonic motion of wheel axles as the exitation , and a dynamic model of tyre is established .

研究发现，第三个自由颗粒横向被拉开并释放，它会沿垂直于两固定颗粒的球心连线振荡。当横向振幅很小时，颗粒的运动是简谐运动。

We reveal that , if the free microparticle is laterally dragged and released , it can oscillate perpendicular to the line joining the centers of the two fixed microparticles , being in simple harmonic oscillation with a fixed period for small oscillation amplitudes .

除此之外，我们还需要对一些运动物体进行温度测量，这些物体的运动形式可能多种多样，如旋转运动、简谐运动、摆动等，对这种情况就必须采用非接触式测温方法了。

In addition we also need to measure the temperature of moving objects , the movement forms of these objects may be various , such as rotary motion , simple harmonic motion , swing , etc. so we must use a non-contact temperature measurement in this situation .

高速凸轮机构从动件按简谐规律运动时的振动分析

Vibration analysis of the high-speed cam mechnism when activated by simple harmonic motion

简谐地面运动作用下系统瞬态振动的研究

Research on Transient Vibration of a System under the Input of Harmonic Ground Motion

此机构利用一滑槽，即可简单的将圆周运动转成直线的简谐往复运动。

This is a mechanism using a slider to transit a rotation to reciprocating the linear motion skimpily .

讨论了路面的干扰简化为简谐支承运动、摩擦力的大小与车体的位移成正比的情况。

It discusses the conditions that the road excitation is simplified to the harmonic support motion and the friction is proportional to the displacement of the body .

针对这种情况，本文在分析简谐波运动的基础上，提出了一种通过点测量的方式提取相移光栅实际相移量方法，同时提出了一种基于非定步长的相移相位恢复算法；

Therefore , this paper proposes a new method to acquire grating phase shift steps by the single point measure , which is based on the Simple-harmonic wave 's theory , and at the same time a new undecided step phase shift algorithm is put forward .

气轨上简谐振子运动规律的探讨

A discussion on the regular movement of harmonic oscillator on the air track

然后模拟了二维矩形液箱做简谐横摇运动引起的液体受迫晃荡，计算结果以箱壁不同高度处的压强时间历经给出，并与实验结果进行了定量比较。

Then , the forced sloshing in a two-dimensional rectangle box is simulated , and the time course of pressure at different height of the wall was gotten and compared with that of experimental result .

在已有研究工作的基础下，深入研究了简谐荷载和简谐地面运动作用下单自由度体系的位移反应、加速度反应和内力反应中的伴生自由振动反应情况，总结其中伴生自由振动的运动规律。

Some problems about the transient vibration of SDOF under simple harmonic load and ground motion was researched . The rule of the transient vibration was generalized .