Two-Stand Hot Reversing Mill is very complex as a auto control object, and rolling process is automatic procedure, the architecture of control system base on hierarchical control structure. 双机架炉卷热轧机是复杂的控制对象,而带钢轧制过程是一个高度自动化的生产过程,其控制系统基于分布式分级递阶控制结构。
Based on the principle and characteristics of magnetic abrasive machining, it is described the structure of software and hardware as well as the method of complex surface digitizing and automatic NC programming for 3 D magnetic abrasive grinding and polishing control system. 详细介绍了三坐标磁粒光整加工控制系统的软硬件结构、复杂曲面的数字化测量和自动编程方法。
This paper introduces the complex system for water level automatic control and for data acquisition and processing of velocity and level in river model tests. The Apple ⅱ or IBM PC microcomputer is used as the core part of tire system. 本文介绍了以APPLE-Ⅱ微机和以IBM-PC微机为核心部件的水位自动控制和流速、水位数据采集与处理系统以及该系统在河工模型试验中的应用。
For the thermal power unit coordinated control is a relatively complex multi-variable control system, the automatic power generation control can be achieved by optimal design of thermal power boiler-turbine coordinated control system which can effectively improve the level of thermal automation. 火电机组的协调控制系统是相对复杂的多变量控制系统,对火电机组机炉协调控制系统进行优化设计可有效地提高热工自动化水平从而实现电网自动发电控制。
With the improvement of modern science and technology, complex automatic control system and information processing and technology improvement. 随着现代科学技术的提高、复杂的自动控制系统以及信息处理与技术的日趋完善。
The unit coordinated control system is the most complex automatic control system in power plants. It is very important for the safe operation and energy conservation of the unit. 单元机组协调控制系统是电厂热工过程中最复杂的自动控制系统,对机组的安全运行和节能降耗有十分重要的作用。
For batching section, the system uses fuzzy_PID complex control technology and power control and configuration software technology based on PLC, realizes automatic batching process control of belt scale batching system and can effectively solve over-adjustment problem of system under the condition of large error. 同时用PLC控制和组态软件对皮带秤配料系统中配料这一环节实现自动控制,可以调节误差较大时,超调量也较大的问题。
And in this paper, the identification and optimization method can be applied to other thermal system to solve this kind of complex, automatic control system of guiding significance. 同时,本文的辨识和优化方法可以推广至其它热工系统之中,对解决这一类复杂系统的自动控制问题具有指导意义。
With the manufacture technique of petroleum, liquefied petroleum gas tins is more and more complex, the require of control parameter is more and more high, the require of automatic control level of oil tins section store and carry system is also more and more high. 随着石油、液化石油气罐区生产工艺越来越复杂,参数控制和安全防爆的要求越来越高,对罐区储运系统安全生产自动化控制水平的要求也越来越高。