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Lightning Induction Protection for Tank Farm Instrument System
Author(s): 
Pages: 12-14
Year: Issue:  6
Journal: Automation in Petro-Chemical Industry

Keyword:  instrument lightning protectiontank farm lightning protectioninduction lightning protectionequipotential connectionsurge protection device;
Abstract: 石油化工行业自动化仪表系统采用了大量高精度电子设备,过电压耐受能力差,容易受闪电感应影响甚至损坏.依据雷电防护理论和标准,综合考虑了石油化工罐区仪表系统雷电防护中部分存在的问题,从建构筑物的直击雷电防护、供配电感应雷电防护和仪表系统感应雷电防护等几方面进行了论述.仪表系统的感应雷电防护包括合理布线、等电位连接、接地、电涌保护器设置等.建议采取针对性的雷电防护措施,以防止或减少仪表系统受雷电的损害,保证系统运行安全.
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