Study on the rapid purification of rat islet cells with push - type tube by modified mono - density gradient method 推进式离心管结合单密度梯度法快速纯化大鼠胰岛
This paper will introduce you a new suspending push - type convey system which is applied in some special occasions 本文将介绍一种新型的悬式推挂物流传输系统,适用于某些特定的场合。
This paper bases on the linear - motor - driven suspending push - type convey syetem , and emphasizes the control system and the realization of its control strategy 本文在介绍直线电机驱动的悬式推挂物流传输系统的基础上,着重阐述了其控制系统及其控制策略的实现。
Based on the introduced of the main structure of the linear - motor - driven suspending push - type convey system , this paper expatiate the logical control subsystem and driven control subsystem of this convey system 在系统的逻辑控制部分,主要阐述了系统的功能、结构的划分以及整体的逻辑控制软件的实现。
First , this paper not only introduces the basic principle , the history , the category and the control of linear motor but also shows the development of the control system and technology of motor . second , the method of pid control and the technology of pulse width modulation are expatiated , as well as their application in linear - motor - driven servo syetem . third , this paper describes the hardware structure including its operation principle of the control system of the dsp based linear - motor - driven suspending push - type convey system 文章首先介绍了直线电机的基本原理、发展历史及其分类方法,并简单阐述了直线电机的控制方法;然后介绍了电机控制系统及技术的发展,进而分析了pid控制方法和脉宽调制技术,及其在直线电机驱动的伺服系统中的应用;接着介绍了基于dsp的直线电机驱动的悬式推挂物流传输控制系统的硬件结构及其工作原理,并阐述了直线电机驱动的悬式推挂物流传输系统控制的软件实现,介绍了各个程序模块以及速度的检测方案。