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In this paper, a BUCK circuit added lead before the full bridge which used in BLDCM drive system is proposed, and this drive system is studied.

在永磁无刷直流电机驱动系统中,本文提出在传统的三相桥前加上BUCK电路,用于永磁无刷直流电机的驱动,并就系统进行了理论分析与实验研究。

Pass the function that study the core controller MCS89C51 and application, constituted to be adjusted by a keyboard/ showing controller 8279, arithmometer/timer 8253 and from ZSZ-02 as mainly controlling the slice of electrical engineering soon system.

核心控制器的主要组成由89C51单片机、键盘/显示芯片8279、可编程计数器/定时器8253以及自整角机角度转换器ZSZ-02;直流电机驱动电路由4只三极管及4只可控硅组成,完成直流电机的调速及正反转。

In the light of the trapezoidal back electromotive force and square phase current of brushless DC motor,a novel strategy of matrix converter driving BLDCM is presented in this paper.

针对无刷直流电机反电势为梯形波、相电流为方波的特点,提出一种用于驱动无刷直流电机的矩阵变换器的控制策略。

The thesis first probably explains BrushLess Direct Current Motor, and discusses the related control methods, explains the background and Meaning of back electromotive force which is used in the thesis.

本文首先对无刷直流电机进行了概述,并对其相关控制方法进行了讨论,说明本文所采用反电动势法的背景和意义;接着论述了无刷直流电机基本组成环节、基本工作原理、运行特性和传递函数,然后是详述本文研究的重点:基于反电动势法的MATLAB调速系统的仿真以及基于反电动势法的DSP控制系统的实现。

The thesis first probably explains BrushLess Direct Current Motor, and discusses the related control methods, explains the background and Meaning of back electromotive force which is used in the thesis.Then the thesis expounds the basic component parts,the basic running principle,the running characteristic and transfer function of the BLDCM.And then the thesis detailedly dissertates its research pivot: the simulation of BLDCM system in MATLAB based on the method of Back-EMF and the control system of Digital Signal Processor based on the method of Back-EMF.

本文首先对无刷直流电机进行了概述,并对其相关控制方法进行了讨论,说明本文所采用反电动势法的背景和意义;接着论述了无刷直流电机基本组成环节、基本工作原理、运行特性和传递函数,然后是详述本文研究的重点:基于反电动势法的MATLAB调速系统的仿真以及基于反电动势法的DSP控制系统的实现。

Variable magnetic pole DC motor can resolve the problem of commutator existing in the traditional DC motor.

变磁极性直流电机解决了传统直流电机的换向器问题。

But because of some disadvantages such as their complex configuration, costliness, inconvenience of maintenance, they are gradually replaced by asynchronous machines.

传统的电梯采用直流电动机驱动,存在着结构复杂、制造成本高、可维护性差等系列不足,采用异步电机取代直流电机已是大势所趋。

Based on the mathematic model of BLDC motor, a combination of an improved BP neural network and a general PID con- troller is used in its speed servo system.

在分析无刷直流电机数学模型的基础上,采用改进型BP神经网络与传统PID相结合作为速度控制器,应用于无刷直流电机调速系统中。

First, this paper analyses the basic structure and work principle of BLDCM, deduces its dynamic mathematical model.

首先,论文分析了无刷直流电机的基本结构和运行原理,构建了无刷直流电机的动态数学模型,为后续研究奠定了理论基础。

At last ,it drew a conclusion that summarined the design thought of permanent magnetic brushless DC motor control system after absenting waves of controllers work . Permanent Magnetic Brushless DC motor control system canbecome main power source in ship electric propulsion field ,and the research have important s signification.

最后,在控制系统实际运行时对波形进行了观测,给出了结论,总结了无刷直流电机控制系统的设计思想,提出永磁无刷直流电机将成为船舶电力推进的主要动力,对其控制系统的研究具有广泛的应用价值。

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推荐网络例句

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像,后来回台湾,甚至去年在北京,居然也四处看见她的海报,才惊讶她的魅力之大。

Ah may dee:You are chinese living in a democratic country.

你是居住在民主国家的中国人吧。