| DCS和PLC控制系统升级改造分析 |
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| 引用本文： | 郝小燕.DCS和PLC控制系统升级改造分析[J].大氮肥,2010,33(4):268-269,281. |
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| 作者姓名： | 郝小燕 |
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| 作者单位： | 河南煤业化工集团中原大化公司,河南濮阳,457004 |
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| 摘 要： | 总结和分析大型化工装置DCS和PLC的改造升级过程,结合合成氨、尿素装置的经验,分析改造中注意事项和难点,提出解决问题的办法,并进一步评价改造效果。
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| 关 键 词： | DCS和PIC控制系统 升级改造 效果分析 |
ANALYSIS OF UPGRADING DCS AND PLC CONTROL SYSTEM |
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| Hao Xiaoyan.ANALYSIS OF UPGRADING DCS AND PLC CONTROL SYSTEM[J].Large Scale Nitrogenous Fertilizer Industry,2010,33(4):268-269,281. |
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| Authors: | Hao Xiaoyan |
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| Affiliation: | Hao Xiaoyan (Zhongyan Dahua Corp.,Henan Coal and Chemical Group,Puyang,457004) |
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| Abstract: | A summary and analysis of DCS and PLC upgrading process in large-scaled chemical plant and in combination with the experience in ammonia and urea plants both notes and difficulties in the course of transformation are analyzed,the solutions for problems suggested,and the transformation results further evaluated. |
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| Keywords: | DCS and PLC control system upgrading effect analysis |
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