控制并限制电厂设备的过励磁。
并给出一种利用励磁磁路饱和系数修正过饱和磁路励磁电抗的求取方法。
A method of extra saturation correction of the magnetic circuit by using saturation coefficient is given.
仿真结果表明所建立的并励直流电动机瞬态仿真模型是可靠的，可用于并励直流电动机各种瞬态过程的仿真研究。
At last, the simulation results are given along with conclusions that the transient-process simulation model is reliable for various simulation study of shunt-excited DC motors.
据此仿真模型，进行了并励直流电动机的直接起动、降压起动、电枢回路串电阻起动的实例仿真实验，给出了有关仿真结果。
Then the model is applied to simulate the direct start-up process, the reduced voltage starting process and the starting process with series resistance in the armature circuit.
本文详细阐述了这一励磁方式的优点和缺点，讨论了自并励励磁系统设计中主回路、起磁回路、灭磁回路的有关问题。
This thesis sets forth the merit and flaw of excitation system and other concerned problems of main loop, magnetizing field loop and de-excitation loop in detail.
分析和探讨汽轮发电机自并励静止励磁系统在设计、选型、调试和运行中应注意的问题。
Yet there are still problems in design, type selection, commissioning and operation of such system which should be paid attention to.
传统PID励磁控制器结构简单，具有一定的鲁棒性，容易实现，有着广泛的应用，并取得了良好的控制效果。
Traditional PID controller has the characters of simple structure, robustness, easy to implement and so on and has been applied widely with a very good control effect.
极靴是电机上的关键零件，其作用是使气隙磁阻减小，改善磁场分布，并使励磁绕组容易固定。
Pole pieces, key parts on electrical motor, reduce the reluctance of the air-gap; improve the static magnetic field distributions and fix the excitation windings.
为此，提出了防范此类事故的对策，建议引入励磁变压器电源作为调节器的工作电源，并对该机组的转子过电压保护进行改造。
It is suggested that the excitation transformer power be introduced as the operational power supply for the regulator, and the rotor overvoltage protection of the unit be modified.
对涌流瞬态过程进行了分析，研究计算办法并编制了计算软件，可以对变压器空载合闸时的励磁涌流进行计算模拟。
We study the calculating method and program the calculating software to simulate the exciter flow current on the no-load switching-in of transformer.
该文还介绍励磁电流引线的不同结构尺寸和不同运行工况下的传热计算结果，并分析它们对漏热的影响。
The paper presents the results as well at different sizes and operations of the leads studied, and discusses the effect of these conditions on the heat leakage.
本文针对设计专题地图四色印励色谱时择定颜色色样的方法进行了阐述，并评价了每一种方法的优劣和适用条件。
This paper expounds and evaluates the methods of choice and determination of color swatches in accordance with designing process color spectrum of special topic maps.
他就猛励地祈请，于是上师章通绰巴现身在他的梦中并赐予了教授。
So he prayed, and in a dream, the guru Zhangton Chobar, came to him and gave teachings.
励磁故障涉及发电机的大干扰稳定性，也是一个较为复杂并难以解决的问题。
The excitation protection is a complex problem because the excitation faults are related to the large-disturbance stability of generators.
本文列举了KGLF11型励磁装置几例常见的故障现象，对其进行分析，并介绍了检修后的调试方法。
This illustrates several common troubles occurred in KGLF11 excitation device and describes the testing methods after its maintenance after analysis.
介绍了发电机自并励励磁的原理、特点及其保护功能。
The principle, features, and protective functions of generators with self-shunt excitation have been presented.
阐述了BK L-I型励磁装置的性能和特点，并对其多年来的运行状况作了简要分析。
The performance and characteristics of BKL I excitation device were described, its operation conditions in the past years were analyzed briefly.
对自并励发电机可控硅励磁系统一点接地的问题进行了详细的分析，为判别接地提供参考。
A thorough analysis is presented on the one point grounding problems existing in the silicon controlled excitation systems for the self-excited generators.
提出了用二次多项式重构励磁涌流的新算法，并确定了相应的采样率。
A new algorithm by use of quadratic polynomial is proposed to reconstruct inrush, and the corresponding sampling rate is determined.
在变压器励磁特性的BP模型基础上，提出了一种修正的BP模型，并推导了相应的算法。
Based on the BP (back propagation) model for excitation characteristics of transformer, a modified BP model is presented and the corresponding algorithm is also deduced.
动态仿真分析表明，该最优励磁控制系统能够有效地增加系统的阻尼，提高系统的稳定性，并具有较好的鲁棒性。
By the dynamic simulation analysis, this optimal excitation system can increase the system damping and improve system stability with very good robustness.
介绍了现场CAN总线通讯以及在同步发电机励磁控制系统中的运用，并具体给出了利用AT 89 C52单片机和CAN控制器sJA 1000实现CAN接点通信的方法。
The scene CAN bus communication and its application to excitation system of synchronous generator was introduced, and the use of SBC AT89C52 and controller SJA1000 to realize junction communication.
简述了钢丝绳无损检测的几种磁化方式，介绍了磁桥路检测法的原理，并结合理论计算和试验得出了钢丝绳截面积变化检测励磁器的结构尺寸。
Summarizes several magnetization methods of detecting steel wires, introduces the theory of magnetic bridge, and gains the structure size of the excitation device through calculating and experiment.
本文讨论了并励电动机用调磁法调速过程转矩随磁通减小而增大的关系。
This paper discusses the relation between the electromagnetic torque of a shunt dc motor and its flux. The torque increases as the flux decreases.
针对矢量控制交流调速系统，该文提出并设计了一种基于再励学习的模糊神经网络速度控制器。
For vector control AC drive system, the thesis presented a fuzzy neural network speed controller based on reinforcement learning.
采用故障树分析法对发电机励磁调节装置进行了可靠性分析，并对装置的可靠度进行了定量分析。
In this paper, fault tree analysis method is adopted to analyze the reliability of excitation regulator of generator.
推导了使用非线性零动态方法实现的发电机恒无功励磁控制规律，并对采用这种控制规律后，系统的稳定性做了详尽的分析。
The constant reactive power excitation control strategy is deducted using nonlinear zero dynamic method and the system stability under this control strategy is verified.
除此之外，励磁可以使用两种不同的励磁绕组：并励和串励。
In addition, the field poles can be excited by two field windings, a shunt field winding and a series field winding.
除此之外，励磁可以使用两种不同的励磁绕组：并励和串励。
In addition, the field poles can be excited by two field windings, a shunt field winding and a series field winding.
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