| 膨胀机西门子S5 PLC系统改造 |
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| 引用本文： | 朱凌云.膨胀机西门子S5 PLC系统改造[J].大氮肥,2007,30(4):228-230. |
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| 作者姓名： | 朱凌云 |
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| 作者单位： | 中石油兰州石化分公司电仪事业部,甘肃兰州,730060 |
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| 摘 要： | 通过膨胀机控制系统的升级改造,设备故障率与维护成本降低,且消除了停产的风险,提高了生产的自动化程度.对于正常生产缺少备件的用户来说,S5升级S7是一种切实可行的方法,值得借鉴.
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| 关 键 词： | 膨胀机控制系统 改造 优点 |
| 收稿时间： | 2007-04-16 |
| 修稿时间： | 2007年4月16日 |
REVAMP OF SIEMENS S5 PLC SYSTEM OF EXPANDER |
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| Zhu Lingyun.REVAMP OF SIEMENS S5 PLC SYSTEM OF EXPANDER[J].Large Scale Nitrogenous Fertilizer Industry,2007,30(4):228-230. |
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| Authors: | Zhu Lingyun |
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| Affiliation: | Electrical and Instrument Department of Lanzhou Branch Co. PetroChina, Lanzhou, 730060 |
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| Abstract: | Through upgrading of control system of the expander, the equipment failure ratio is decreased, the cost of maintenance is lowered down, the risk of shutting down due to short of spare part is eliminated, and the production automation degree is also improved. For those who are lack of spare part during normal production, the upgrading of S5 into S7 is a feasible method. |
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| Keywords: | control system of the expander revamp virtues |
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