汽轮机危急遮断系统动作分析  

Analysis of Emergency Trip System Action for Steam Turbines

作　　者：刘昕 LIU Xin(China Petroleum and Chemical Corporation Jinling Branch,Nanjing 210033,China)

机构地区：[1]中国石油化工股份有限公司金陵分公司,江苏南京210033

出　　处：《化工管理》2024年第22期131-134,共4页Chemical Management

摘　　要：ETS系统的稳定可靠对汽轮机组的安全运行尤为重要,文章通过一起100 MW机组启机过程中汽轮机危急遮断系统动作分析,阐明ETS系统的组成和工作原理。结合实际过程数据以及ETS动作详情,通过一系列的系统排查和对比,提出合理解释ETS动作的原因,对解决类似问题提供一定的借鉴和参考经验。The stability and reliability of the ETS system are particularly important for the safe operation of steam turbine units.This article analyzes the action of the turbine emergency trip system during the start-up process of a 100MW unit,and explains the composition and working principle of the ETS system.Based on actual process data and ETS action details,a series of systematic investigations and comparisons are conducted to propose reasonable explanations for the causes of ETS actions,providing some reference and experience for solving similar problems.

关 键 词：危急遮断 AST OPC 机械超速 

分 类 号：TK269[动力工程及工程热物理—动力机械及工程]