Keeping slip frequency constant we can get nearly constant torque output characteristic.
维持滑差频率不变，就可获得近似于恒定转矩的输出特性。
It can also compensate the change in flux and the inaccuracy in slip frequency instruction.
该系统能够对磁通的变化及转差频率指令的不准确性进行补偿。
A new slip frequency vector control scheme with speed calculation algorithm is proposed in this paper.
本文提出一种带有速度推算算法的转差频率矢量控制。
Slip frequency as a technique of frequency conversion is finally adopted among several control methods of motor.
在几种常见的电机控制方式中，最终选定了转差频率控制方式的变频调速技术。
An algorithm for fuzzy sliding mode control was proposed for AC speed drive with a slip frequency vector control.
针对滑差频率矢量控制交流调速系统，提出并设计一种模糊滑模控制算法对速度环进行控制。
Utilizing the information observed, a new type of slip frequency controlled torque-speed double closed loop system is developed.
基于观测出的状态信息，构成了转差频率控制的转矩速度双闭环新型变频调速系统。
We find that the principle of the strategy is that it makes the efficiency optimal essentially by controlling the slip frequency.
控制电机的功率因数实质上是对电机转差频率进行控制，使效率保持在最优值。
A slip frequency control system of asynchronous motor used DSP as control center is presented, which apply to the electric tourist car.
介绍一种以dsp为控制核心的异步电动机转差频率控制系统在电动游览车中的应用。
The programfeasibility is further discussed for the slip frequency control of linear induction motor and the control program is proposed.
感应电机能量优化控制常根据电机静态模型采用恒转差频率控制。
This paper discusses the slip frequency control of variable frequency regulating speed system, and analyses the shortage of this control way.
本丈对转差频率控制的变频调速系统进行讨论，分析这种控制方式所存在的不足；
The energy optimization control of asynchronous machine often uses the permanent slip frequency control according to the electrical machinery static model.
感应电机能量优化控制常根据电机静态模型采用恒转差频率控制。
In the new scheme the speed sensor of general slip frequency vector controlled system is replaced with speed calculation algorithm, so it has the merit of wide applicability.
这一新的控制方案用速度推算算法取代常规转差频率矢量控制系统中的速度传感器，具有适用性广的优点。
The result show that the system possesses the features of simple structure and excellent control characteristics etc without detecting the slip frequency of the rotor's magnetic field.
结果表明：不检测转子磁链的滑差频率矢量控制系统具有结构简单、控制性能优良等特点。
This paper describes a slip frequency vector control system of induction motor using chip microcomputer MCS-51. A structure with parameter adaptive compensation is analysed and designed.
本文介绍一种采用单片机MCS - 51实现的异步电机滑差频率矢量变换控制系绕，分析并设计了具有参数自适应补偿的系统结构。
The paper introduces the composition, principle and dynamical performances of the closed loop VVVF system using magneto electric pulse tacho apparatus to constitute the slip frequency control.
介绍采用磁电脉冲测速构成转差频率控制的闭环变频调速系统的组成、原理及动态性能。
In this paper, a slip-frequency vector control system using a single-chip micro - computer 8031 of MCS-51 family for variable frequency speed control of induction motor is introduced.
本文介绍了一种采用MCS—51系列单片机8031对异步机实行滑差频率矢量控制的调速系统。
This paper deduces the relationship between power factor and slip angle frequency based on equivalent circuit of induction motor in stable state.
在此基础上讨论了直线感应电机转差频率控制方案的可行性，并给出了控制方案。
The principle and functions of COMBIVERT frequency inverter slip compensation character, and the setting method and testing procedure of slip compensation character parameters are also summarized.
介绍了COMBIVERT型变频器滑差补偿特性的工作原理和功能，总结了滑差补偿特性参数的设置、调试的方法和步骤。
Conclusion is reached as: increasing the efficiency of asynchronous motor can recede its slip and improve dynamic frequency characteristics.
提高异步机的效率可降低其转差率，从而改善系统动态频率特性的结论。
Based on equivalent circuit of asynchronous motor in stable state, the relationship between power factor and slip Angle frequency was deduced.
从异步电机的稳态等效电路出发，推导出了功率因数与转差角频率之间的关系。
Based on equivalent circuit of asynchronous motor in stable state, the relationship between power factor and slip Angle frequency was deduced.
从异步电动机的稳态等效电路出发，推导出了功率因数与转差角频率之间的关系。
Based on equivalent circuit of asynchronous motor in stable state, the relationship between power factor and slip Angle frequency was deduced.
从异步电动机的稳态等效电路出发，推导出了功率因数与转差角频率之间的关系。
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