Comparing with general squirrel-cage rotor induction motor, the ratio of start torque to start current ideal is also improved remarkably.
与普通鼠笼转子异步电动机相比，起动品质因数也明显提高。
A high feature and low cost drive system can be composed of this kind of drive combining a internal-feedback wound-rotor induction motor for loads like fans and pumps.
装置结合内馈绕线式电动机构成风机、水泵类负载的调速系统，具有极高的性价比。
The cage induction motor has the advantages of simple structure and reliable operation, etc., but its starting performance is not better than that of wound-rotor induction motor.
笼型感应电动机具有结构简单、运行可靠等优点，但起动性能不及绕线型感应电动机，而绕线型感应电动机由于结构型式所决定，具有运行不可靠等缺点。
In vector control of induction motor, the key problem is to estimate rotor flux accurately.
异步电机矢量控制的关键问题在于精确地估计转子磁链。
Decoupling theorems of induction motor are proved in this paper, effects of rotor resistance variation to decoupling control are analyzed.
本文证明了感应电动机的解耦控制定理，分析了转子电阻变化对解耦控制系统的影响。
The accuracy of the rotor speed estimation in speed sensorless vector control system of induction motor under load is sensitive to parameter errors of the internal machine model.
在感应电动机无速传感器矢量控制系统中，在负载条件下转子速度估计的精确度对电机内部模型参数误差非常敏感。
The sensorless of induction motor field-oriented control employing stator voltages and currents has difficulty in estimating rotor flux in the low-speed range.
在低速范围内，对无传感器感应电动机进行矢量控制时用定子电压和电流推算转子磁通是比较困难的。
A novel inverse decoupling control method with the adaptive rotor resistance estimator for induction motor is proposed in this paper.
提出了一种具有自适应转子电阻估计器的感应电机的逆解耦控制方法。
A new method to detect rotor cage fault of induction motor is presented, which monitors if the output power signal comprises a direct component and an alternating component or only a direct component.
通过判断电动机输出功率信号中是含有一个直流分量和一个余弦分量还是仅含有直流分量，判断鼠笼转子有无故障，提出了一种感应电机转子故障检测的新方法。
The induction motor tracking control based on passivity principle is analyzed in case of general unknown time-varying load torque and rotor resistance.
研究了负载转矩和转子电阻在一般的未知时变情形时对异步电动机期望时变电磁转矩的渐近跟踪控制问题。
The method of rotor broken bars on-line monitoring in induction motor based on the air-gap torque is proposed.
提出了基于气隙转矩的鼠笼异步电动机转子断条故障在线监测方法。
A rotor unbalance experiment is carried out on a three phase squirrel cage induction motor.
在鼠笼式三相感应电机上用提出的方法进行了转子失衡的实验研究。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
An improved rotor flux estimator based on voltage model was proposed for speed sensorless field-oriented vector controlled induction motor drives.
针对感应电机无速度传感器磁场定向控制系统，提出一种基于电压模型的改进转子磁链观测方法。
Based on the two-axis theory of the induction motor and a state equation about the rotor fluxes and stator currents, a new induction motor flux observer is derived.
本文在交流电机双轴理论的基础上，以异步电动机转子磁通和定子电流为状态的状态方程为模型，推导出一种新型异步电动机磁通观测器。
This paper introduces a method for calculating the temperature rise of rotor bars and end rings of squirrel cage induction motor during starting.
本文介绍鼠笼型异步电动机转子笼条和端环起动温升的计算方法。
A speed sensorless vector control system of induction motor with estimated rotor speed and rotor flux using a new reduced order extended Kalman filter is proposed.
提出一种估计异步电机转子速度和转子磁链的新型降阶推广卡尔曼滤波器算法，建立了基于此算法的异步电机无速度传感器矢量控制系统。
In order to resolve the limitation of rotor flux oriented technology, the paper designs an induction motor parameter off-line identification system.
为了解决转子磁场定向技术局限性，本文设计一套交流感应电动机参数离线辨识系统。
In this paper, the method of cross power spectrum is used to simulate rotor bars breaking faults of induction motor, including continuous breaking and intermittent breaking of rotor bars.
利用互功率谱方法对异步电动机发生多根导条断裂故障进行了模拟仿真，包括连续断条和间歇断条故障。
The paper presents a method of processing the stator current of squirrel cage induction motor with broken rotor bar. The method is based on the theory of adaptive filter.
本文根据自适应滤波的原理，推导出处理鼠笼转子异步电机定子电流的方法。
The experimental results show that the rotor fault of induction motor is detected effectively.
实验结果证明该方法能有效地诊断感应电机转子故障。
Induction motor faults can be divided into: stator faults, rotor faults, bearing failure, as well as air gap breakdown.
感应电动机故障有四种：定子故障、转子故障、轴承故障以及气隙故障。
Two problems must be solved in the speed sensorless Field Oriented Control of induction motor drive: the speed estimation and rotor flux observation.
异步电机无速度传感器矢量控制系统需解决两个问题：转速的估计和转子磁链的观测。
According to the fundamental equations induction motor for the field oriented control, a new rotor flux model combine with the merits of voltage model and current model is presented.
根据异步电机转子磁场定向控制的基本方程序，对直接磁场定向矢量控制系统，设计了结合电压模型和电流模型优点的磁通观测器模型。
The simulation results show that the models can instantaneously and accurately estimate the rotor flux magnitude of an induction motor under a variety of load conditions.
仿真结果表明，这两种模型能够快速准确地估计在负载变化条件下感应电机的转子磁链。
This system is developed to take aim at the general malfunction of broken club 4ue to overheating of the rotor of large induction motor in factories, mines and other enterprises.
该系统是针对工矿企业大中型异步电机转子过热，引起断条这一普遍故障而研制的。
Statistical studies have shown that the rotor broken bar fault, which account for nearly 10% of total induction motor failures, is the most familiar fault for induction motors.
历史数据表明，转子断条是感应电机最常见的故障，占其全部故障种类的10%左右。
A self - calibrating algorithm for rotor field - oriented control only using measurements of the stator currents and rotor speed of an induction motor is parented.
介绍感应电动机矢量控制系统中转子磁场定向的一种自校准算法。
Nowadays induction motor is widely used in industry and agriculture, and rotor fault is the most familiar fault of it.
笼型异步电动机广泛应用到工农业生产领域，转子故障是其主要的故障形式。
In order to achieve a high performance of vector control for induction motor, the rotor flux must be estimated accurately.
为了实现高性能异步电动机矢量控制，必需解决转子磁链的准确估计。
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