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。
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。
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。
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。
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。
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。
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。
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