Patent ID: 6249561
Filing Date: 2001-06-19
Classification: G21C,Y02E

Abstract:
A boiling water reactor comprising:a primary containment vessel;a reactor pressure vessel surrounded by said primary containment vessel;a nuclear fuel core arranged inside said reactor pressure vessel;a single pool of water located inside said primary containment vessel and outside said reactor pressure vessel;a condenser pool of water located outside and above said primary containment vessel;a first combination primary containment cooling system and residual heat removal condenser submerged in said condenser pool and having an input and a single output, said input connected to said condenser through an upper drum, and said single output connected to said condenser through a lower drum;a first line extending from said reactor pressure vessel to said input of said first combination unit;a second line extending from said primary containment vessel to said input of said first combination unit; anda third single output line for carrying condensed steam and noncondensable gases from said single output of said first combination unit to said single pool located inside said primary containment vessel, said third single output line extending from said single output of said first combination unit to said pool located inside said primary containment vessel, said third single output line having an output end submerged in said single pool located inside said primary containment.