控制

Key technique and application of automatic combustion control for regenerative heating furnace is described.

介绍蓄热式加热炉自动燃烧控制的关键技术及其应用，重点介绍蓄热式燃烧控制与常规控制相比的三个特点：烟气温度测量、自动换向控制、烟空比控制。

In the chapter about APC, it is mostly introduced that some basic structure and its trait of predictive control, the property of predictive control, the design of predictive controller and correlation content of general predictive control .

在先进控制的章节里，主要介绍了预测控制的几种基本结构形式和特点，预测控制的特点与性质，预测控制器的设计与广义预测控制相关内容，并研究了几种基于人工神经网络的预测控制算法和它们的基本结构。

Fuzzy control is applied to variable-frequency regulating speed of AC induction motor in this thesis, where one kind of fuzzy controller of speed is designed with Mamdani model. Then the slip frequency control system made up of fuzzy controller is simulated, the simulation results show that its performance is better than that of general PI controller.

论文将模糊控制技术应用于感应电机的变频调速，采用Mamdani模糊逻辑模型，设计了一种转速模糊控制器，并对基于模糊控制的感应电机转差频率控制系统进行了数字仿真，结果表明模糊控制的控制性能优于常规的PI调节器。

Adopt an automation to control the labour intensity being able to improve the product efficacy and lighten a worker not only, and have very good economic returns and social benefits on electroplating production line, wielding PLC is that the automation controls , PLC has reliability height can come true , adaptability has communication function , the modularized characteristic of structure broadly on electroplating production line,therefore how to use good PLC to have become the key that the electroplating production line automation controls , use PLC to add up with frequency transformer carrying out autocontrol on electroplating automation production line bridge crane, Having the structure simplicity , the programming going to the lavatory , handling nimbly , using safety , job stability , strong characteristic of reliable and anti-interference ability of function, is one kind of effective autocontrol way , is that electroplating produces the direction realizing high-effect .

在电镀生产线上采用自动化控制不但可以提高产品生产效率和减轻工人的劳动强度，而且有着非常好的经济效益和社会效益，电镀生产线上运用PLC则可以实现自动化控制，PLC具有可靠性高，适应性广，具有通信功能，结构模块化的特点，因此如何使用好PLC成了电镀生产线自动化控制的关键，用PLC辅以变频器对电镀自动生产线行车进行自动控制，具有结构简单、编程方便、操作灵活、使用安全、工作稳定、性能可靠和抗干扰能力强的特点，是一种很有效的自动控制方式，是电镀生产实现高效、低成本、高质量自动化生产的发展方向。

The control-strategies is discussed based on motion controlling model for used in crank press driven by varying speeds.

对其在变速压力机上应用的控制策略和运动控制模型的建立展开讨论，在此基础上，详细分析了变速压力机控制系统各环节的传递函数和控制方法，给出了系统运动控制软件框图。

Crown and flatness semi-decoupling design was put forward according to the coupling models' characteristic. A crown and flatness decoupling control system and its application strategy for tandem cold mills were designed to accomplish a dynamic shape control system.

然后针对耦合模型特点进行凸度平坦度半解耦设计，以补偿凸度控制和平坦度控制之间的耦合影响关系，进而设计凸度平坦度解耦控制系统，并给出冷连轧机组凸度平坦度解耦控制应用策略，组成完整的动态板形控制系统。

With development of the industrial control system,programmable logic controller is widely used in dividing shear of Baosteel Heavy Plate Mill,especially in the fields of the main motor control of dividing shear ,collection and analysis of PDA data,control of pinch rolls, adjustment control of knife gaps,shearing process control,etc.

随着工业控制系统的不断发展，可编程控制器在宝钢分公司厚板厂定尺剪系统中得到了全新的应用，尤其在定尺剪的主电机控制、PDA数据采集和分析、夹送辊控制、剪刃间隙调整控制、剪切过程控制等方面得到了应用。

Firstly, this paper analyzes the transmission style of diving machine in detail and selects hydrostatic transmission as transmission manner of Heavy Engineering Transporter. Then we analyze the principle of hydrostatic transmission, control style of hydraulic components and the basic driving theory of transporter and pay attention to solve the problems of driving speed-regulation control when transporter runs on different road surface and differential speed control ensured every wheels pure roll when transporter is in swerving.

接着分析了静液压传动的液压原理、静液压传动液压元件的控制方式和汽车行驶理论基础，主要解决了以下控制问题：(1)车辆在不同工况下行驶时，选择不同速度的整车调速控制；(2)车辆转弯时，为确保车轮实现纯滚动，而使各驱动轮按设定规律运动的差速控制；(3)车辆从一坡度过度到另外一坡度时，使每个驱动桥实现同步的桥间差速控制。

In this paper, on full automatic production condition, parameters of on-line sand testing system and double-disk cooler were optimized, and moulding-sand parameters of clay content, permeability, compactibility, and so on, were adjusted and optimized, and moulding-sand property parameters' control on full automatic production condition was also involved. The results can supply some reference for other similar production.

本文着重介绍了全自动生产条件下在线型砂性能检测控制仪、双盘冷却器控制参数的优化，结合生产铸件对型砂性能的实际要求，对型砂含泥量、透气性、紧实率等参数进行的调整和优化，以及全自动生产条件下砂处理工艺参数的控制范围和控制方法，本文可为相似生产条件下砂处理系统的调试和型砂性能控制提供一些参考。

Backlash and friction are the non-linearities arising in almost all the gear driving systems.

齿隙和摩擦是齿轮传动系统中制约运动控制精度不可避免的非线性现象，常规的PID控制难以达到较好的控制品质，变结构控制是解决非线性系统控制问题的一种有效方法。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。