定子电阻 meaning in Chinese
stator resistance
Examples
- The wavelet networks are used in identifying the stator resistance of induction motor direct torque control . the simulation results show that this method is effective and feasible
将小波网络应用于对交流电机直接转矩控制中的定子电阻辨识，取得了较好的效果。 - Abstract : a mutual model reference adaptive method for the rotor speed and stator resistance identification is proposed in this paper to implement a speed sensorless direct torque control of induction motors
文摘:本文介绍了一种可互换模型参考自适应方法实现对电机转速和定子电阻的辨识，并将其应用于异步机的无速度传感器直接转矩控制中。 - To the problems of compensating stator flux linkage , tuning stator resistance and the problems in the low speed region , it is proposed to solve above problems using artificial neural network and fuzzy control
针对定子磁链补偿和定子电阻辩识及低速区存在的问题，本文提出了用神经网络结合模糊控制技术解决上述问题的方案，并进行了具体研究。 - Classic u - i model is simple . however the integrator inevitably bring up the error accumulation and dc drift . this paper present a new integrator method . it has been proved to be a successful alternative for integrator , but in simulation it is found not fit for dtc
定子磁链的观测是dtc的关键技术，传统的u - i模型结构简单，实用，但是由于积分器将电流检测中的直流偏置累加，而且对定子电阻的变化鲁棒性不够。 - Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development , the dissertation put great emphasis on the work as follows , with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing , which is an adaptive closed - loop flux observer and different from the traditions . a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation , we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control . an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus , sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
针对上面提到的直接转矩控制的缺陷和未来直接转矩控制技术发展方向，本论文重点做了以下几个方面的工作，目的在于提高dtc系统的综合性能： ( 1 )提出一种新型的速度磁链观测器，新型的速度磁链观测器采用自适应闭环磁链观测器代替传统的积分器从而提高磁链观测的精度，并且根据popov超稳定性理论推导出转速的新型自适应收敛律； ( 2 )改善系统的低速运行性能，主要从提高低速时对定子磁链的估计精度入手，提出了一种提高定子磁链观测精度的新思路? ?利用基于bp网络增广pidbp学习算法来实时在线地修正定子电阻参数； ( 3 )采用数字信号处理器dsp实现系统全数字化硬件控制，结合ti公司生产的tms320lf2407芯片，设计了直接转矩控制系统的实验装置； ( 4 )提出了基于sercos总线网络化分布式的直接转矩控制系统， sercos ( serialrealtimecommunicationsystem )是目前最适合同步和协调控制的串行实时通信协议； ( 5 )基本勾勒出整个控制系统的硬件和软件设计基本框架，详细描述一些实验中的具体的细节问题。