Recently, the boiler shop 5# boiler after a period of time running, the findings 5# boiler water-cooled wall due to erosion wear appear less thin phenomenon, which may affect the normal operation of the production, to ensure the safe and stable operation of production, the company decided to shut down for maintenance on the boiler 5#.
After 5# boiler shutdown system, dynamic and arrange personnel comprehensive measurement of wall thickness of water cooling wall, in the measurement process found water-cooled wall multiple tube wall there are phenomena of thin wall thickness thinning, and the thinning of the pipe and regional were labeled in order to follow the change. Due to the 5# boiler water wall by detecting need replacement of a lot of places and in the group of and the welding process of water cooled wall, the rivet welding technology and responsibility heart higher requirements. Therefore, machine company in after receiving the maintenance task, every reasonable arrangements for staff and timely communication with the boiler workshop, sent shengzuo software, overtime actively with the boiler workshop on the boiler 5# overhaul, to fight in the premise of ensuring the safety of the, with the shortest time quality quantity to finish the 5# boiler maintenance work in.