| 运用DCS改进PLC防喘振控制的控制方案 |
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| 引用本文： | 毛志雄. 运用DCS改进PLC防喘振控制的控制方案[J]. 石油化工自动化, 2003, 0(5): 44-46 |
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| 作者姓名： | 毛志雄 |
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| 作者单位： | 中国石化巴陵分公司己内酰胺产品部,湖南,岳阳,414003 |
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| 摘 要： | 通过对压缩机防喘振控制方案的探讨，分析原PLC控制方案及其不足之处，并且从现场实际情况出发，在不影响压缩机原有特性的情况下，针对压缩机防喘振控制提出了一种用DCS加强PLC控制的改进方案。
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| 关 键 词： | 离心式空气压缩机 防喘振控制 DCS PLC 可编程序控制器 分散型控制系统 |
| 文章编号： | 1007-7324(2003)05-0044-03 |
| 修稿时间： | 2003-04-10 |
An Improvement Control Scheme of PLC for Anti-Surge by DCS |
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| MAO Zhi xiong. An Improvement Control Scheme of PLC for Anti-Surge by DCS[J]. Automation in Petro-chemical Industry, 2003, 0(5): 44-46 |
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| Authors: | MAO Zhi xiong |
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| Abstract: | The anti surge control scheme of a compressor is investigated and the PLC control characteristics as well as the actual efficiency and weakness are analyzed. A new useful scheme improving anti surge control by using DCS is proposed in accordance with the normal operation. |
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| Keywords: | DCS PLC anti-surge control scheme |
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