METHOD FOR FILLING THE MAIN PRIMARY COOLANT SYSTEM OF A NUCLEAR POWER PLANT WITH WATER AND FOR DRAINING IT OF AIR, AND HEAD FOR IMPLEMENTING THIS METHOD

摘要

The invention relates to a method for the water filling and air blow-off of a main primary circuit (1) of a nuclear unit after stopping the same, said main primary circuit (1) including a tank (2) located in a pool of a reactor building (4), primary pumps (5), at least one steam generator (6) including a plurality of steam generating tubes (7) located above the level of the tank (2), and a pressuriser (8).