Leningrad Phase II/2 under construction has started flooding process systems with the unsealed reactor
On May 18, 2019, Leningrad NPP II Unit 2 under construction has started one of the key operations of the year, i.e. flooding of process systems with the unsealed reactor. The first (passive) stage was carried out using pressurizer and four accumulators of the emergency core cooling system (ECCS) which had been previously filled with…