两炉一塔湿法脱硫装置进烟方式的操作

Operation of Flne Gas Inletting Scheme of Two Boiler——One Tower Limestone Wet Method Desulfurization Facility

文章通过对重庆发电厂2×200MW机组脱硫装置烟气系统的说明,介绍了两炉一塔进烟方式的操作类型、操作方法,并详细分析了烟气量和旁路挡板开度的关系曲线。针对烟气系统复杂的特点,还讨论了烟气系统探作失误的原因及应采取的预防措施,为对国内的脱硫装置运行提供参考。

Throngh the explanation of flue gas system of desutfurization(DeSO2 )facility for 2 × 200MW generating units in Chongqing Power Plant.this paper details the operation type and,operation method of flue gas inletting scheme of two boilers - one tower deSO2 fa-cility,and analyzes carefully the relationship curve of flue gas quantity and bypass baffle opening.In view of the complexity feature of flue gas system.this paper also discusses the causes of maloperation of flue gas system and the adopted preventive measuves,providing reference for the operation of desulfurization facilities at home.