CHANNEL CONFINEMENT SYSTEM AND METHOD FOR DRY-STORAGE OF BWR FUEL BUNDLES
    2.
    发明申请
    CHANNEL CONFINEMENT SYSTEM AND METHOD FOR DRY-STORAGE OF BWR FUEL BUNDLES 有权
    用于BWR燃料组件干燥储存的通道限制系统和方法

    公开(公告)号:US20100027733A1

    公开(公告)日:2010-02-04

    申请号:US12183667

    申请日:2008-07-31

    CPC classification number: G21C3/32 G21C19/06 G21C19/26 Y02E30/40

    Abstract: A nuclear reactor fuel bundle confinement system including: a fuel bundle with an upper tie plate; a channel enclosing the fuel bundle; a handle for the fuel bundle extending above the fuel bundle; an upper fuel particle barrier positioned over the upper tie plate and above the fuel rods, wherein the fuel particle barrier has a permeable panel at least co-extensive with an open area of the upper tie plate; a slot in the permeable panel through which passes the handle, and a closure device on the fuel particle barrier having a closed position which covers the slot and an open position that leaves the slot open; a lower fuel particle barrier positioned over the lower tie plate and below the fuel rods, wherein the lower portion of the fuel bundle assembly is grasped by the lower fuel particle barrier.

    Abstract translation: 一种核反应堆燃料束约束系统,包括:具有上连接板的燃料束; 封闭燃料束的通道; 用于在燃料束上方延伸的燃料束的手柄; 上燃料颗粒屏障,其位于所述上连接板上方和所述燃料棒上方,其中所述燃料颗粒屏障具有至少与所述上连接板的敞开区域共同扩张的透气板; 透气板中的狭槽通过该手柄,并且燃料颗粒屏障上的封闭装置具有封闭位置,该封闭位置覆盖狭槽和使槽开放的打开位置; 燃料棒组件的下部被下部燃料颗粒屏障抓住的位于燃料棒上方的较低燃料颗粒阻挡层。

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