ACTIVE FILTER OF TANK-PIT OF NUCLEAR POWER PLANT Russian patent published in 2019 - IPC B01D29/11 B01D29/62 G21C19/307 

FIELD: nuclear equipment.

SUBSTANCE: active filter of tank-pit of nuclear power plant (NPP) refers to nuclear power engineering, namely to safety of NPP operation in case of accident due to uninterrupted supply of cooling liquid to active zone of nuclear reactor. Active filter comprises housing with cover, base and side surfaces made in form of filter elements, pipes with channels fixed by one end near central vertical axis of filter and made with possibility to supply cleaned liquid from central part of filter to filter elements from other end of pipe through channels. Filter housing is made up of two parts, top and bottom. Each part is equipped with at least one filtering element. Between upper and lower part turbine is installed, made with possibility of rotation at flow of liquid through it. Turbine is connected by a shaft to pipes, which are made with possibility of purified liquid intake from filter housing at turbine rotation.

EFFECT: increased safety of NPP in emergency modes.

6 cl, 7 dwg