FIELD: nuclear power engineering. SUBSTANCE: tank holding boric acid has seal whose inner volume is not smaller than variations in primary coolant volume of steam-generating unit under all transient operating conditions. One end of seal communicates with primary circuit and other end, with boric acid tank interior. In this way provision is made for stopping chain reaction and shutting down reactor in case of failure of power-driven scram system. EFFECT: improved safety of unit. 2 dwg
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Authors
Dates
1998-10-20—Published
1997-06-16—Filed