2015年5月22日6:37:50,某公司3号窑发生爆炸事故,爆炸持续时间约2s。事故造成重约6t的两扇窑门平直飞出,其中一扇门飞出20余米,另一扇门飞出卡在余热发电AQC炉与喷煤管之间;喷煤管后退约5m,送煤管道折断移位;分解炉鹅颈管顶部部分浇注料迸出;3号生产线从窑系统至生料制备和废气处理系统全部出现正压冒尘。事故引发次生事故,喷煤 May 22, 2015 6:37:50, an explosion occurred in the No. 3 kiln of a certain company and the duration of the explosion was about 2s. The accident caused two kilns weighing about 6t to fly straight out of which one of the doors flew over 20 meters and the other door flew out of the card between the AQC furnace and the coal injection pipe; , And the coal pipeline was broken and shifted; the top part of the gooseneck of the decomposing furnace burst into and out of the castings; and the No. 3 production line all took positive pressure to take dust from the kiln system to the raw material preparation and exhaust gas treatment system. Accident caused secondary accidents, coal injection