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DCS系统遭雷击后处理及改进

The treatment of DCS system after lightning stroke and measures for avoiding the lightning stroke
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摘要 主要介绍ABS装置DCS系统遭雷击后的恢复过程,以及由现场地理状况分析雷电存在的可能性。从DCS系统接地极、系统柜内接地方式、DCS系统线路入户的不合理、避雷设施的不完善等方面分析出此次遭雷击的原因,并针对上述的不完善之处提出了相应的改进措施。 Introduce mainly the treatment of DCS system of ABS plant after lightning stroke. Analyze thunder and lightning existing possibility from geography condition of plant. From the aspects earthed pole of DCS system,the mode of ground connection in cabinet of system,the connection cable to enter indoor existing unreasonable, the lightning protection facility imperfection and so on, to analyze the reason this time for suffered the lightening stroke. And propose corresponding changing some measures aimed at above imperfect condition.
出处 《化工科技》 CAS 2007年第5期52-55,共4页 Science & Technology in Chemical Industry
关键词 DCS系统 雷击 防护 The DCS system Lightning stroke Protect
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