Equipment integrity confirmation of fast breeder prototype reactor MONJU, 2; Modification function tests of secondary sodium cooling system

Onizawa, Takahiro; Ito, Kenji; Osaki, Toshiyuki

no journal, , 

In the secondary sodium cooling system equipment of Monju, the leakage was ended at the early stage when sodium leaked, and the remodeling construction to control the influence on equipment by the sodium combustion etc. further more were done. These are the addition of drain piping, the enlargement of drain piping and the batch operation of emergency drain valve etc.. In the modification function tests of secondary sodium cooling system, these function and performance, etc. were confirmed.