近年来,有些单位改造工业锅炉时只注重提高出力、节约燃料和消烟除尘,往往忽规对锅炉的安全技术要求,诸如结构不合理,焊接质量差,安全附件不适当,正常的水循环受到破坏等等,以致发生事故,使国家财产遭受损失。 现介绍一些在改造锅炉时破坏了正常水循环,因而造成锅炉故障的事例 In recent years, some units rebuild industrial boilers only focus on improving output, fuel savings and smoke and dust removal, often ignoring the safety requirements of the boiler, such as irrational structure, poor welding quality, improper safety accessories, the normal water cycle is damaged And so on, resulting in an accident, so that state property suffered losses. Here are some examples of boiler failures caused by the destruction of the normal water cycle when the boiler was retrofitted