Magneto bearings transmit axial forces in only one direction.
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2. 永磁轴承是旋转机械的一个重要部件。
Permanent magnetic bearing is an important part in rotating machine.
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3. 分析了轴向单自由度磁轴承的控制特性；
The control characteristics of axial single freedom AMB were analyzed.
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4. 试验表明电磁轴承能有效地抑制转子的振动。
The experimental results show that AMB can effectively restrain rotor vibration.
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5. 磁轴承是在构造上类似的无装配槽的深沟球轴承。
Magneto bearing is similar in its construction to the deep-groove ball bearing without filling slots.
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6. 因此，磁轴承的开发应用研究具有重大的实际意义。
Therefore, the research on the development and application of AMBs are of great practical significance.
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7. 本文以有源磁轴承的数字控制系统为主要研究对象。
The main aim of this thesis is to study and implement the digital control system for magnetic bearing.
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8. 地球实际的轴和其磁轴并不相同，磁轴绝对是在变化的。
The Earth's true poles aren't the same as its magnetic poles, which are definitely shifting.
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9. 磁悬浮开关磁阻电机结合了同步电机和磁轴承的优点。
Magnetic suspension switched reluctance motor has combined characteristics of synchronous motor and magnetic bearing.
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10. 在电磁轴承系统中，位置测量误差直接影响着系统性能。
The performances of EMB system are directly affected by position measurement error.
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11. 本文提出的设计方法。解决了电磁轴承在工业中的实用问题。
The design method proposed in this paper has solved industrial practical problem of electromagnetic bearing.
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12. 对于很多磁性薄膜，易磁轴方向为纵向，通常纵向克尔效应较明显。
For magnetic thin films, the magnetic axis is in the longitudinal direction, where Kerr effect is obvious.
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13. 电机转子安装在人工心脏泵的叶轮上，并因电磁轴承的作用而悬浮。
The rotor of the PMSM is fixed to the pump impeller of the artificial heart, and is levitated by a magnetic bearing.
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14. 利用主动磁轴承来提高气体轴承回转精度，实现主轴回转精度的提高。
Use the active magnetic bearings (AMB) to improve the rotary accuracy of Externally pressurized gas bearing, realize improvement of spindle rotary accuracy.
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15. 研究了电磁轴承-转子系统在变刚度情况下的全局分叉和混沌动力学。
The global bifurcations and chaotic dynamics are investigated when the rotor-AMBs system has the time-varying stiffness.
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16. 因此，电磁线圈电流的控制精度和速度将直接影响电磁轴承的悬浮特性。
Therefore, the suspension characteristics of the electromagnetic bearing would be directly affected by the accuracy and response speed of the current in electromagnetic coils.
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17. 本文阐述了一种推力磁轴承热平衡条件约束的设计参数优化的有效算法。
An efficient design algorithm for optimum design parameters of a thrust magnetic bearing with thermo - balance equation constraints is investigated.
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18. 针对磁轴承系统的固有特性，提出了在不同的区间采用不同的控制算法。
To the inherent characteristics of the AMB, different control algorithms were presented under different scopes.
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19. 永磁轴承是利用永磁材料产生的磁场力将转轴悬浮起来工作的一类磁力轴承。
Permanent magnet bearings is one kind of magnetic bearings by using permanent magnet to levitate rotor.
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20. 电磁轴承系统的稳定性是这一新型支承部件的研究和应用中必须解决的问题。
The stability of electromagnetic bearing system (EMBS) is an important problem which has to be solved before sending it into application.
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21. 控制算法采用改进的积分分离pid算法，实现了单自由度磁轴承的稳定悬浮。
Improved integration detach PID algorithm is adopted. One freedom magnetic bearing is stably suspended.
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22. 介绍了两轴型永磁偏置磁悬浮轴承的系统结构，建立了磁轴承的控制系统模型。
The structure of two axial radial permanent magnet electromagnet bearing is introduced. The model of control system is founded.
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23. 没有一个性能优良的功率放大器，磁轴承硬盘实现高精度、高转速是不可能的。
Further more, an excellent power amplifier is indispensable to the realization of the high precision and high speed of AMB hard disk.
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24. 介绍了新型永磁偏置磁轴承的工作原理，推导了该磁轴承的单自由度数学模型。
The working principle of permanent magnet biased magnetic bearing (PMB) is introduced, and the mathematical model of single-degree of freedom is deduced.
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25. 按照拓扑学理论研究了永磁磁力轴承的构形综合，给出了几种常用的永磁轴承构形。
According to topology, studies the configuration synthesis of the permanent magnetic bearing, and presents a few kinds of common configurations.
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26. 本文主要内容是以数字信号处理器(dsp)为核心设计主动磁轴承的数字控制系统。
The main content of this paper is about the design of digital control system of AMB based on DSP.
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27. 分析了电磁轴承系统的刚度阻尼特性与系统结构参数及其控制器频响特性之间的关系。
The relations between stiffness and damping performances and structure parameters of an active magnetic bearing (AMB) system and frequency specificity of the control loop are analysed herein.
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28. 本文主要进行电磁轴承控制理论、控制算法和基于DSP的控制器实现技术及应用研究。
In this paper, I main discuss electromagnetic bearing control theories, control algorithm and controller realization technique and application based on the DSP.
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29. 常规PID控制器参数往往整定不良，性能欠佳，对磁轴承系统运行工况的适应性很差。
The routine PID controller had a bad adaptability on the operation of magnetic bearing system due to its inefficient parameter coordination.
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30. 常规PID控制器参数往往整定不良，性能欠佳，对磁轴承系统运行工况的适应性很差。
The routine PID controller had a bad adaptability on the operation of magnetic bearing system due to its inefficient parameter coordination.
