The overhaul of Fuqing Nuclear Power 401 began on July 18 in the midsummer summer. It lasted 11 days and began to enter low water levels on July 29. During the intense and orderly overhaul, the employees of the Group's fuel operation team battled the heat, greeted the scorching summer, wore the stars and wore the moon, and came out early and returned home late, completing one after another heavy lifting and lifting tasks.
The nuclear island maintenance tools were hoisted, and the nuclear island pool auxiliary bridge was hoisted. The nuclear island overhaul preparation was completed as soon as possible, and the prelude to the 401 overhaul lifting operation was started. Anti-flying object cover plate lifting, air duct lifting, T-beam lifting, sluice lifting, bolt drawing machine lifting, false top cover lifting, pressure vessel cover lifting and other series lifting, played the 401 overhaul nuclear island lifting operation March.
At the same time as the nuclear island hoisting was carried out in an orderly manner, offshore island hoisting operations were also in full swing.
The lifting of the sluice board of the 4PX pump room A began on July 18, and was successfully completed after a night of effort. The lifting of the No. 4 CC falling well water gate was successfully completed on July 23. Coupled with the safe and smooth lifting of the main steam isolation valve, the 401 overhaul symphony was completed.
The lifting operation has just completed a rest, and the fuel operation has started a variation of the unloading shift. With the joint efforts of all members of the unloading operation, the unloading work was successfully completed on July 28.
The overhaul is still going on. All employees of the lifting operation will continue to work hard to write a new movement for the 401 overhaul with their hard work.