在正常情况下，同步电机不易失去同步。
Synchronous machines do not easily fall out of step under normal conditions.
同步电机模型对电力系统稳定分析具有重要的影响。
Synchronous generator model has critical effect on power system stability analysis.
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.
这些磁场，由称为线性同步电机的装置产生，升起和推动胶囊前进。
These fields, generated by devices called linear synchronous motors, both levitate the capsules and propel them forward.
这些方法也适用于同步电机等具有园边界的二维场的计算。
Th - ese boundary problems will also be appropriate to calculate some two-dimension fields with round boundary, such as synchronous machines.
提出了一种用同步电机进行无功、谐波综合补偿的新思路。
The new thought of comprehensive reactive, harmonic compensation via synchronous motor was proposed.
针对永磁同步电机交流伺服系统，提出了串级滑模控制方案。
A cascaded slide mode control scheme is designed for permanent magnetic synchronous machine ac servo system.
然而，这些动态参数又与同步电机转子结构形式有很大关系。
However, these dynamic parameters are of great concern to rotor construction form of synchronous generator.
本文介绍了一种基于最小二乘方法的同步电机参数识别的方法。
In this paper, a parameter identification method based on least square method for synchronous machines is presented.
介绍了一种极低速段永磁同步电机无速度传感器矢量控制方法。
A sensorless vector control method for permanent magnet synchronous motor (PMSM) drive at very low speed was presented.
旋转整流器故障识别是无刷励磁同步电机故障监测的难点之一。
Recognizing faults of rotating rectifiers is one of the difficult problems in monitoring synchronous machines with brushless excitation systems.
因而，本文研究滑模变结构控制在永磁同步电机控制中的应用。
Thus, this paper mainly researches the application of SMC to PMSM control.
本文主要研究了直接驱动永磁同步电机转台系统的伺服刚度问题。
The dissertation mainly discusses the servo stiffness of direct drive NC rotary table servo system.
为了达到永磁同步电机高性能速度控制，电机铁耗的影响不能忽略。
To achieve the high-performance speed control of PMSM, the influence of iron loss cannot be neglected.
对采用微分几何方法设计永磁同步电机转速控制器的可行性进行了研究。
The feasibility of designing controller for control permanent-magnet synchronous motor speed is proposed by using differential geometry theory.
论文对多相永磁同步电机调速系统采用智能控制的方法进行了深入的研究。
In this paper, intelligent control methods applied in multiphase speed control system are deep investigated.
提出一种基于卡尔曼滤波器的永磁同步电机永磁体磁场状况在线监测方法。
A new on-line permanent magnet flux linkage identification method for PMSM is presented to reduce the negative influence caused by demagnetization or position feed-back error.
本文介绍了一种基于人工神经网络的同步电机转子短路故障的在线诊断方法。
This paper presented the establishment method of the Operating Logic Function for the electric equipment of substation.
当然也可以配直流电机、单相电机、同步电机及各类三相异步电机等动力源。
Of course, can also be equipped with DC motor, single-phase motor, synchronous motor and all kinds of three-phase asynchronous motor and other power sources.
准确地辨识同步电机参数，是研究分析电力系统运行和控制系统设计的前提。
It is the precondition for investigating power system running and controlling system design to determine the electromagnetic parameters of synchronous electric machine exactly.
静音：超低速同步电机减少了机械振动，彻底消除齿轮及电机高速运转的噪声。
No noise: the low speed motor reduced the mechanical vibration, totally solved the noise problem between gear and motor high speed running.
在运用多回路法建立的同步电机数学模型中，计算了包括漏感在内的详尽的参数。
For the Multi loop model of the synchronous motor, this paper calculated all the parameters, including the leakage inductance.
本文根据同步电机的基本方程，详细推导了同步电机半同步起动的双机耦合模型。
A new mathematic model of synchronous machines for simulating the motor semi synchronous starting is derived in detail in this paper.
采用直线同步电机拖动，较好地解决了磁悬浮列车的振动、悬浮、导向三要素问题。
Adopting the driving of the linear synchromesh motor can well solve three element factors (vibration, suspension and guidance) of magnetically suspended train.
其次，探讨了一种新的永磁同步电机转子初始位置估算方法——高频电压信号注入法。
Next, it puts forward a new permanent magnetism synchronous machine rotor initial point estimate method - High frequency signals injection method.
永磁同步电机驱动系统是全电战斗车辆(AECV)中最有发展前景的驱动系统之一。
Permanent magnet synchronous machine drive system is the most promising drive systems for all electric combat vehicles (AECV).
永磁同步电机是一个多变量、非线性、强耦合的系统，传统PID速度控制效果不理想。
Permanent magnet synchronous motor is a multi-variable, non-linear and strong-coupling system, the traditional PID control is not effective.
介绍了IR2172的结构特点和工作原理以及在永磁同步电机数字控制系统中的应用。
The principle and structure of IR2172 is introduced in this paper and also the application of IR2172 in PMSM digital control system is introduced.
介绍了IR2172的结构特点和工作原理以及在永磁同步电机数字控制系统中的应用。
The principle and structure of IR2172 is introduced in this paper and also the application of IR2172 in PMSM digital control system is introduced.
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