The first overhaul and refueling of Hualong No. 1 was completed

2022-05-16 0 By

On the morning of February 7, as the last group of nuclear fuel assemblies were loaded into the reactor, the first overhaul and refueling work of Hualong 1, the world’s first nuclear reactor, was completed at CNNC Fuqing Nuclear Power Unit 5.In order to ensure long-term safe and reliable operation of nuclear power units, nuclear power units need regular replacement of nuclear fuel and inspection and maintenance of important equipment during this period to ensure nuclear safety, which is called overhaul.Refueling is a system engineering which involves multi-department and multi-professional cooperation in overhaul of nuclear power unit.The overhaul mounted refueling special group fully absorb “hualong number one” demonstration project for the first time charging experience feedback, has formulated the contingency plans for 10, 16 equipment advance d work, three equipment function verification and 76 refueling operation exercises, organize three sessions to refueling scheme of independent design and tactical evaluations,Set up refueling party member responsibility area and overhaul party member commandos, carefully carry out equipment maintenance and functional verification before refueling operation, fully prepared to ensure the safety and orderly progress of all work;During the refueling operation, the fuel operator maintains a strict and meticulous working attitude, accurate operation, a success, and careful protection of nuclear safety.The first overhaul and refueling work of Unit 5 spanned New Year’s Day and Spring Festival.All the comrades of the special group stuck to the site, completed the overhaul and refueling task, and completed the first comprehensive verification of the handling operation technology and process of “Hualong No. 1” after the nuclear fuel cycle, burnishing the beautiful “national card” of “Hualong No. 1” with their commitment.