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    PASSIVE HEAT REMOVAL SYSTEM AND NUCLEAR POWER PLANT INCLUDING SAME
    4.
    发明申请
    PASSIVE HEAT REMOVAL SYSTEM AND NUCLEAR POWER PLANT INCLUDING SAME 审中-公开

    公开(公告)号：US20170148533A1

    公开(公告)日：2017-05-25

    申请号：US15327355

    申请日：2015-07-22

    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE

    Inventor： Young In KIM ,  Keung Koo KIM ,  Ju Hyeon YOON ,  Jae Joo HA ,  Tae Wan KIM ,  Cheon Tae PARK ,  Seung Yeob RYU ,  Han Ok KANG ,  Young Min BAE ,  Joo Hyung MOON ,  Hun Sik HAN ,  Kyung Jun KANG ,  Soo Jai SHIN ,  Seo Yoon JUNG ,  Young Soo KIM

    IPC: G21C15/18

    CPC classification number: G21C15/18 ,  G21C1/326 ,  G21Y2002/206 ,  G21Y2004/40 ,  Y02E30/40

    Abstract: The present invention relates to a passive heat removal system which circulates cooling fluid via a main water supply line, connected to the lower inlet of a steam generator, and a main steam pipe, connected to the top outlet of the steam generator, to the steam generator, in order to remove sensible heat of a reactor coolant system and residual heat of a core, the passive heat removal system comprising: supplementary equipment for receiving surplus cooling fluid or supplying supplementary cooling fluid in order to maintain the flow rate of the cooling fluid within a predetermined range, wherein the supplementary equipment comprises: a supplementary tank, installed at a predetermined height between the lower inlet and the top outlet of the steam generator, for receiving the surplus cooling fluid or supplying the supplementary cooling fluid, passively, depending on the flow rate of the cooling fluid; a first connection pipe, connected to the main steam pipe and the supplementary tank, for forming a flow path to allow the cooling fluid, exhausted to the main steam pipe from the steam generator, to flow to the supplementary tank; and a second connection pipe connected to the supplementary tank and the main water supply pipe for forming a supply flow path of the supplementary cooling fluid supplied from the supplementary tank.

    FACILITY FOR REDUCING RADIOACTIVE MATERIAL AND NUCLEAR POWER PLANT HAVING THE SAME
    5.
    发明申请
    FACILITY FOR REDUCING RADIOACTIVE MATERIAL AND NUCLEAR POWER PLANT HAVING THE SAME 审中-公开
    减少放射性物质的设施和具有相同功能的核电厂

    公开(公告)号：US20150221403A1

    公开(公告)日：2015-08-06

    申请号：US14469499

    申请日：2014-08-26

    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE

    Inventor： Young In KIM ,  Kyung Jun KANG ,  Keung Koo KIM ,  Hun Sik HAN ,  Ju Hyeon YOON ,  Jae Joo HA ,  Dae Hyun HWANG ,  Suhn CHOI ,  Joo Hyung MOON ,  Soo Jai SHIN

    IPC: G21D3/04 ,  G21D1/02 ,  G21F1/04

    CPC classification number: G21D3/04 ,  G21C9/00 ,  G21C9/004 ,  G21C13/02 ,  G21C15/18 ,  G21D1/02 ,  Y02E30/40

    Abstract: The present invention provides a facility for reducing radioactive material comprising: a cooling water storage unit installed inside a containment and formed to store cooling water; a boundary unit forming a boundary of radioactive material inside the containment and surrounding a reactor coolant system installed inside the containment to prevent a radioactive material from releasing from the reactor coolant system or a pipe connected with the reactor coolant system to the containment; a connecting pipe connected with an inner space of the boundary unit and the cooling water storage unit to guide a flow of a fluid caused by a pressure difference between the boundary unit and the cooling water storage unit from the boundary unit to the cooling water storage unit; and a sparging unit disposed to be submerged in the cooling water stored in the cooling water storage unit and connected with the connecting pipe to sparge the fluid that has passed through the connecting pipe and the radioactive material contained in the fluid to the cooling water storage unit.

    Abstract translation: 本发明提供了一种减少放射性物质的设备，包括：冷却水存储单元，其安装在容纳物内并形成以存储冷却水; 边界单元，形成容纳物内的放射性物质的边界，并围绕安装在安全壳内的反应堆冷却剂系统，以防止放射性物质从反应堆冷却剂系统或与反应堆冷却剂系统连接的管道释放到容纳物; 与边界单元的内部空间连接的连接管和冷却水存储单元，用于将边界单元和冷却水存储单元之间的压力差引起的流体流从边界单元引导到冷却水存储单元 ; 以及喷射单元，其被设置为浸没在存储在冷却水存储单元中的冷却水中并与连接管连接，以将已经通过连接管的流体和流体中包含的放射性物质喷射到冷却水存储单元 。

    PASSIVE COOLING SYSTEM OF CONTAINMENT BUILDING AND NUCLEAR POWER PLANT COMPRISING SAME
    7.
    发明申请
    PASSIVE COOLING SYSTEM OF CONTAINMENT BUILDING AND NUCLEAR POWER PLANT COMPRISING SAME 审中-公开
    含有建筑物的被动冷却系统和包含其的核电厂

    公开(公告)号：US20170004892A1

    公开(公告)日：2017-01-05

    申请号：US15100224

    申请日：2014-12-02

    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE

    Inventor： Young In KIM ,  Cheon Tae PARK ,  Seung Yeob RYU ,  Young Min BAE ,  Joo Hyung MOON ,  Soo Jai SHIN ,  Hun Sik HAN ,  Kyung Jun KANG ,  Young Soo KIM ,  Tae Wan KIM ,  Ju Hyeon YOON ,  Keung Koo KIM ,  Jae Joo HA

    IPC: G21C15/18 ,  G21D1/02 ,  G21C9/004

    Abstract: The present invention discloses a passive cooling system of a containment building, to which a plate-type heat exchanger is applied. A passive cooling system of a containment building comprises: a containment building; a plate-type heat exchanger provided to at least one of the inside and the outside of the containment building and comprising channels respectively provided to the both sides of a plate so as to be arranged dividedly from each other such that the plate-type heat exchanger carries out mutual heat exchange between the internal atmosphere of the containment building and a heat exchange fluid while maintaining a pressure boundary; and a pipe connected to the plate-type heat exchanger by penetrating the containment building so as to form the path of the internal atmosphere of the containment building or the heat exchange fluid.

    Abstract translation: 本发明公开了一种安全壳建筑物的被动冷却系统，其中应用了板式热交换器。 遏制建筑物的被动冷却系统包括：遏制建筑物; 设置在容纳建筑物的内部和外部的至少一个的板式热交换器，并且包括分别设置在板的两侧的通道，以便彼此分开布置，使得板式热交换器 在保持压力边界的同时，在容纳建筑物的内部气氛与热交换流体之间进行相互热交换; 以及通过穿透容纳建筑​​物而连接到板式热交换器以形成容纳建筑物或热交换流体的内部气氛的路径的管道。

    EMERGENCY CORE COOLING SYSTEM VALVE FOR INTEGRATED-TYPE REACTOR
    8.
    发明公开
    EMERGENCY CORE COOLING SYSTEM VALVE FOR INTEGRATED-TYPE REACTOR 审中-公开

    公开(公告)号：US20240153655A1

    公开(公告)日：2024-05-09

    申请号：US18278458

    申请日：2021-11-01

    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE

    Inventor： Soo Jai SHIN ,  Cheongbong CHANG ,  Seungyeob RYU ,  Han-Ok KANG ,  Young-In KIM ,  Ji Han CHUN ,  Sung Won LIM ,  Joo Hyung MOON ,  Hun Sik HAN ,  Seok KIM ,  Hyunjun CHO

    IPC: G21C15/18 ,  G21C15/12

    CPC classification number: G21C15/18 ,  G21C15/12

    Abstract: According to an embodiment of the present invention, an emergency core cooling system (ECCS) valve provided between a reactor vessel of a system-integrated modular advanced reactor (SMART) and a small containment vessel formed to surround the reactor vessel so that a coolant is filled in a space between the reactor vessel and the small containment vessel in the event of a loss of coolant accident (LOCA) includes an outer shell connected to the reactor vessel and formed to protrude toward the small containment vessel and having a connector formed therein so as to communicatively connect an inside of the reactor vessel to an inside of the small containment vessel, an inner shell provided inside the outer shell at a preset distance from an inner wall of the outer shell, a piston movably constrained and inserted through a piston opening formed in the inner shell at a position facing the connector of the outer shell to open and close the connector, and a spring provided on an outer circumferential surface of the piston to provide a restoring force for moving the piston to a side of the reactor vessel, wherein the piston operates to open the connector when a difference between an internal pressure of the reactor vessel and an internal pressure of the small containment vessel is less than the restoring force of the spring.

    PASSIVE RESIDUAL HEAT REMOVAL SYSTEM AND ATOMIC POWER PLANT COMPRISING SAME
    10.
    发明申请
    PASSIVE RESIDUAL HEAT REMOVAL SYSTEM AND ATOMIC POWER PLANT COMPRISING SAME 审中-公开
    被动残余热解除系统和包含相同的原子发电厂

    公开(公告)号：US20160322121A1

    公开(公告)日：2016-11-03

    申请号：US15108767

    申请日：2014-12-29

    Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTE

    Inventor： Young In KIM ,  Keung Koo KIM ,  Jae Joo HA ,  Ju Hyeon YOON ,  Young Min BAE ,  Soo Jai SHIN ,  Hun Sik HAN ,  Kyung Jun KANG ,  Tae Wan KIM

    IPC: G21C15/18 ,  G21C15/243 ,  G21C1/32 ,  G21C9/012 ,  G21D1/00 ,  F22B1/02

    Abstract: The present invention provides a passive residual heat removal system and an atomic power plant comprising the same, the passive heat removal system comprising: a plate-type heat exchanger for causing heat exchange between a primary system fluid or a secondary system fluid which, in order to remove sensible heat from an atomic reactor cooling material system and residual heat from a reactor core, has received the sensible heat and the residual heat, and a cooling fluid which has been introduced from outside of a containment unit; and circulation piping for connecting the atomic reactor cooling material system to the plate-type heat exchanger, thereby forming a circulation channel of the primary system fluid, or connecting a steam generator, which is arranged at the boundary between the primary and secondary systems, to the plate-type heat exchanger, thereby forming a circulation channel of the secondary system fluid.

    Abstract translation: 本发明提供了一种无源余热除去系统及其原子能发电设备，所述被动式除热系统包括：板式热交换器，用于在初级系统流体或次级系统流体之间进行热交换， 从原子反应堆冷却材料体系除去显热，从反应堆堆芯除去残余热，已经接收到显热和余热，以及从容纳单元的外部引入的冷却流体; 以及用于将原子反应堆冷却材料系统连接到板式热交换器的循环管道，从而形成初级系统流体的循环通道，或将布置在主系统和辅助系统之间的边界处的蒸汽发生器连接到 板式热交换器，从而形成二次系统流体的循环通道。

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