In order to carry out the constant line speed and the constant tension for the rolling of plastic films during reversal, loop control of the rotating speeds and the tension is adopted.
为实现翻转过程中薄膜的恒线速度、恒张力控制，采用转速和张力的闭环控制，将线速度作为主控制变量，进行综合控制。
This paper presents the application of speed and tension control system in the line of universal mill of Anshan Rolling Steel Plant.
本文介绍了速度及张力控制系统在鞍山市轧钢厂万能轧机轧制线上的应用。
A general introduction was made on effect, control principle and PLC logic control of the loop control system in high speed rod rolling.
概述活套控制系统在高速线材轧制中的作用、控制原理、PLC逻辑控制及活套调节对精轧机和夹送辊、吐丝机之间张力的影响。
The system was used successfully in the reversing-continuous rolling for the shape steel, and solved the problem of the speed control for the shape steel continuous rolling.
该系统成功地运用于型钢的双机架可逆连轧，很好地解决了可逆连轧中的速度控制问题。
The control process of bar rolling speed was presented and the effects of low tension, loop and cascade control in speed regulation were described.
介绍了棒材轧线的系统结构及轧机速度控制过程，详细说明微张力、活套以及级联控制等在速度调节中的作用。
Speed control system of skin pass mill in Cold Strip Rolling Mill of Wuhan Iron & Steel Group Company is introduced.
介绍武钢冷轧厂平整机的速度控制系统。
The automatic current control and speed control of decoiler in pickling and cold rolling line are introduced.
介绍了配洗连轧线开卷机的自动电流控制和自动速度控制模式。
The requirements for a computer control system used for a rolling mill, especially for hot strip mill, are the high speed control cycle and high speed communication between controllers.
轧钢自动化，特别是带钢热连轧自动化，要求计算机控制系统具有高速控制、高速通信能力。
Submarine depth and rolling control near the water surface is a kind of nonlinearity control problem. The change of submarine mass, speed and ocean wave make it difficult to design of control system.
潜艇近水面运动情况下的深度及纵倾控制问题是一种非线性控制问题，潜艇自身质量及航速的变化、以及外界不规则海浪使得控制系统难于设计。
The principle of minimum tension control in high - speed wire rod rolling mill and the concerned calculation are introduced in this paper.
文章主要介绍了高速线材轧机的微张力控制原理，并对算法实现进行了详细描述。
On line speed measurement of hot rolling steel is the key point for implementing tension control of continuous rolling process.
热轧钢材的速度在线检测是实现连轧张力控制的关键。
The AFC system is very important in high speed rolling foil. If you want to fully bring into play its function, you must control and keep in good repair.
在高速铝箔轧制中，板形自动控制系统非常重要，要想使它充分发挥作用，就一定要掌握它、控制它和保养它。
One kind of speed synchronization control method for deflector roll of cold rolling mill is introduced in the paper.
介绍一种冷轧机偏导辊的速度同步控制方式。
At a low steel rolling speed, the traditional AGC feedback control is not very good due to a long time delay caused by the thickness measurement.
在低速轧钢时，由于测厚仪测量值的长时间滞后，传统的后馈控制效果不好。
The result shows that production of high strength screw bars is reasonable by the control rolling and control cooling process on high-speed wire mill with the capacity of low temperature rolling.
结果表明，在具有低温轧制能力的高线轧机生产线上，采用控轧控冷工艺生产高强度钢筋是可行的。
The application of active suspension and control technique on locomotives and rolling stock is an effective way for speed increase on existing lines.
机车车辆采用主动悬挂及控制技术是既有线大幅度提速的有效措施。
The elongation control system of cold rolling skin pass mill was described; the speed feedforward control and feedback control in the control system were detailed explicated.
描述了应用于唐钢冷轧薄板厂平整机组的延伸率控制系统，对该延伸率控制系统中的速度前馈控制和延伸率反馈控制做了重点阐述。
A general introduction was made on effect, control principle and PLC logic control of the loop control system in high speed rod rolling.
介绍了高速线材预精轧机活套控制的基本原理及活套波动现象的形成原因，分析了工艺影响因素及其控制方法。
The application of preview PWM control in speed regulation system of rolling mill with single main motor drive is introduced. The scheme of hardware is presented at first.
介绍了预见PWM控制在单传动轧机主传动调速系统中的应用，首先介绍了单传动轧机主传动调速系统的硬件结构，然后阐述了最优预见PWM控制原理及其工程应用；
The application of preview PWM control in speed regulation system of rolling mill with single main motor drive is introduced. The scheme of hardware is presented at first.
介绍了预见PWM控制在单传动轧机主传动调速系统中的应用，首先介绍了单传动轧机主传动调速系统的硬件结构，然后阐述了最优预见PWM控制原理及其工程应用；
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