动平衡

This thesis designs a self-compensating system of emery wheel which chooses microcontroller as the center of the system to check the unbalancing amounts,distinguishs the amplitude and phase and auto-balance the slant weigh.

在磨削加工中，砂轮的动平衡对保证零件加工精度至关重要，本文设计了一种砂轮自动平衡装置，以单片机为控制核心检测砂轮的不平衡量，并识别不平衡量的大小和相位，能够自动平衡砂轮偏重，使砂轮达到最优的平衡状态。

The natural frequencies, the equation of motion and the node of vibration are discussed for the vibration system of a cradle dynamic balancing machine. Some general remarks concerning the design are make. An analysis by the method of four measuring plane are given together with the actual electric circuits. Furthermore, the general ideas about the KQD-1 type cra-dle dynamic balancing machine are introduced as an example.

本文讨论了框架式动平衡机振动系统的自然频率运动方程、振动中心等问题；指出设计时应注意的事项，对四测量平面法作了理论分析，并给出其实际电路：以KQD—1型框架式动平衡机为实例作简要的介绍。

The paper illustrates the actuality and development of dynamic balance test technology, and the applying of embedded system for testing rotator, and the purpose and meaning to develop the technology.

本文介绍了转子动平衡测试技术的发展、单片机测试系统在动平衡测试中的应用和该技术的现状和发展，以及本课题的目的、内容与意义。

Taken example for solving real engineering problem, the methods and steps for the analysis of the steering-wheel vibration is discussed.

为了解决某型轿车的转向盘振动问题，本文通过对影响转向盘振动的诸多因素逐一进行分析，结合先进的试验手段和CAE分析技术，找出了引发该轿车转向盘振动的主要原因是车轮动平衡质量不合格及固定转向柱管的仪表板横梁刚度不足，通过提高车轮动平衡质量，改进仪表板横梁设计，提高仪表板横梁的刚度和固有振动频率，结合道路试验进行主观评价，改进后的转向盘振动达到了平顺性要求。

combining the mass unbalanced response calculation method with the dyna mic balance method of the flexible rotors on the spot and based on the 1st and 2nd order mass unbalanced models, an influence coefficients method for mass unba lanced response calculation is presented.

摘 要 将目前发电机组轴系质量不平衡响应计算方法和柔性转子现场动平衡方法相结合，在给出转子一阶、二阶质量不平衡模型基础上，提出了计算轴系不平衡响应的影响系数法。

Dedicated trains crank motion machine YQQ-160 balance plane dedicated hard-crank machine supports balance, the main apply to motor crank, trains crank balance effectiveness.

火车曲轴专用动平衡机YQQ-160型曲轴平衡机是专用硬支承平衡机，主要适用于汽车曲轴、火车曲轴的平衡效验。

Dedicated trains crank motion machine YQQ-160 balance plane dedicated hard-crank machine supports balance, the main apply to motor crank, trains crank balance effectiveness.

供应PHQ-160型汽车。火车曲轴专用动平衡机YQQ-160型曲轴平衡机是专用硬支承平衡机，主要适用于汽车曲轴、火车曲轴的平衡效验。

The result is the optimized solution through using the trial information with the least square method that can be applied to every type of ICs calculation.

自 1 964年 Goodman将最小二乘法引入柔性转子的动平衡计算中后，影响系数算法一直是动平衡试验中最常用的方法。

In this paper, the principle of dynamic balancing for rice mill shafts is studied.

研究了碾米机主轴部件的去重动平衡原理，详细讨论了动平衡解耦原理、重径积计算中去重质量质心位置的轴向变动等问

Course Content: The Basic Laws of Thermodynamics, Thermodynamic Properties of Mass, Phases Equilibrium of One Gas System, Phases Equilibrium and Chemical Equilibrium of Gases System, Thermodynamics of Irreversible Processes, Description of Microstates, Boltzman Statistics, Bose-Einstein Statistics and Fermi-Dirac Statistics, Ensemble theory, The Statistical Theory and Fluctuation Theory for Nonequilibrium States

课程内容：热力学的基本定律、均匀物质的热力学性质、热动平衡判据、单元系的复相平衡、多元系的复相平衡和化学平衡、不可逆过程热力学、微观运动状态的描述、玻尔兹曼统计理论、玻色－爱因斯坦统计和费米－狄拉克统计理论、系综理论、非平衡态统计理论和涨落理论。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。