国内电站锅炉汽包满、缺水重大事故统计分析

STATISTICAL ANALYSIS OF MAJOR ACCIDENTS CAUSED BY WATER FULL OR SHORTAGE IN BOILER DRUM IN DOMESTIC POWER STATIONS

电站锅炉汽包满、缺水保护是锅炉运行中最重要的保护项目,既不能误动,也不能拒动。强调电站锅炉汽包满、缺水保护系统的独立性要求,文章列举了国内电站锅炉发生的7起汽包满、缺水事故的情况,分析了产生事故的原因,提出了必须严格按照25项反应措施的要求,逐条对照认真落实整改措施,以保证锅炉的正常运行。

Water full or shortage protection for boiler drum in power station is the most important protection item in boiler operation. Neither accidental operation nor failure to operation is allowed. This article emphasizes the requirement of independence of water full or shortage protection system in boiler drum in power stations and analyzes 12 accidents caused by water full or shortage in boiler drum in domestic power stations.