PREVENTION DEVICE FOR LOCA AND NUCLEAR REACTOR HAVING THE SAME

WIPO Patent Application WO/2019/059541

A1

The present invention relates to a prevention device for loss of coolant accident (LOCA) and a nuclear reactor having the same. The prevention device for LOCA includes a nozzle portion integrally formed in a reactor vessel and having a communication hole communicating with the inside of the reactor vessel, a nozzle finishing portion assembled to the nozzle portion and an injection line for injecting a fluid to the inside of the reactor vessel respectively on both sides thereof in a communicating manner, and a check valve mounting portion installed to be embedded inside the nozzle portion and having at least one check valve opened by flow such that the fluid is injected into the reactor vessel, wherein the check valve blocks outflow of a reactor coolant from the reactor vessel in case of failure of the injection line.

KIM YOUNGIN (KR)
RYU SEUNGYEOB (KR)
BAE YOUNGMIN (KR)
MOON JOOHYUNG (KR)
HAN HUNSIK (KR)
SHIN SOOJAI (KR)
CHANG CHEONGBONG (KR)
KIM SEOK (KR)
KEE JUNEWOO (KR)
CHO HYUNJUN (KR)
LEE MINKYU (KR)
YOON JUHYEON (KR)
YOON HYUNGI (KR)

PCT/KR2018/009712

March 28, 2019

August 23, 2018

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KOREA ATOMIC ENERGY RES (KR)
KING ABDULLAH CITY FOR ATOMIC AND RENEWABLE ENERGY (SA)

G21C15/02; F16K15/03; F16K27/02

KR20170067752A	2017-06-16
KR20150122762A	2015-11-02
KR20170037971A	2017-04-05
KR20130020319A	2013-02-27
JP2014048110A	2014-03-17

PARK, Jang-Won (KR)

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