This paper discusses PLC control system formation, casting technical process and control theory of PLC in centrifugal casting iron pipe machine.
本文介绍了PLC控制系统组成、浇铸工艺流程、及PLC在离心球墨铸管机中的控制原理。
The article mainly describes the application of Siemens S7-200 PLC into automatic control system of large centrifugal pump station with regard to hardware and software.
从硬件和软件两方面介绍西门子s7- 200系列PLC在大型离心泵站自动控制系统中的应用。
A presentation is given of the trend of development and main technical points of the internationally advanced comprehensive control system for large centrifugal compressor units.
介绍国际上先进的大型离心式压缩机组综合控制系统的发展趋势和技术要点。
The control system preventing centrifugal compressor equipped in large-scale gas turbine from surge was discussed in the paper.
阐述了大型燃气轮机增压站所配离心式压缩机防喘振系统的控制系统。
The design of both software and hardware of the computer control system for the blast furnace centrifugal blower are introduced.
介绍了高炉离心式鼓风机计算机控制系统的软、硬件设计。
System of automatic feeding system is improved by analyzing the causes for the unstable automatic feeding control of the sedimentation centrifugal- Improving method is given.
分析沉降过滤离心机的自动供料控制不稳定的原因，提出改进方案，从而提高自动供料系统的稳定性。
System structure and control scheme system design features The control system of ventilation units with centrifugal activation of interlocking and over-temperature protection.
系统的设计功能本控制系统具有离心通风机组的启动、互锁和过热保护等功能。
System structure and control scheme system design features The control system of ventilation units with centrifugal activation of interlocking and over-temperature protection.
系统的设计功能本控制系统具有离心通风机组的启动、互锁和过热保护等功能。
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