| 五大机组PLC联锁控制系统升级改造总结 |
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| 引用本文： | 郭俊峰.五大机组PLC联锁控制系统升级改造总结[J].化肥工业,2005,32(2):48-50. |
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| 作者姓名： | 郭俊峰 |
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| 作者单位： | 河南中原大化集团有限责任公司,濮阳,457004 |
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| 摘 要： | 简要介绍合成氨装置五大机组PLC联锁控制系统升级改造的原因、可行性、方案、组成和功能。改造后，解决了原系统存在的问题和隐患，使PLC系统的功能日益完善、可靠。
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| 关 键 词： | 联锁控制系统 升级改造 大机组 合成氨装置 PLC系统 |
Sum-Up of Upgrading and Revamp of PLC Interlocking Control System for Five Major Units |
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| Guo Junfeng.Sum-Up of Upgrading and Revamp of PLC Interlocking Control System for Five Major Units[J].Journal of the Chemical Fertilizer Industry,2005,32(2):48-50. |
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| Authors: | Guo Junfeng |
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| Affiliation: | Guo Junfeng |
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| Abstract: | A brief presentation is given of the reasons, feasibility, scheme, composition and functions of the upgrading and revamp of the PLC interlocking control system for the five major units in an ammonia plant. After revamp, the problems and hidden peril of the original system are solved so that the functions of the PLC system are being perfected and more and more reliable. |
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| Keywords: | PLC revamp sum-up |
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