Two years after the shut down of the Kakrapar Atomic Power Station (KAPS-1&2) due to a leak at Surat in south Gujarat, it’s Unit 2 attained ‘criticality’ early on Monday after undergoing a renovation and modernization programme, a top official said here.
The 220MW KAPS-2 went critical, or initiation of self-sustaining nuclear fission chain reaction in the reactor, at 2.22 am on Monday, said Nuclear Power Corporation of India Ltd (NPCIL)’s Associate Director (CP&CC) AK Nema.
The refurbishing work included En-Masse Coolant Channel Replacement, En Masse Feeder Replacement and other safety upgrades at the KAPS, around three and a half months before schedule.
The approach to criticality was undertaken after adhering to all the stipulated regulatory requirements and will be followed by various tests, connection to the grid, increase in power level to full power as per laid down procedures and regulatory clearances. Read More