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1. 发明申请

WO2005034136A3 NUCLEAR FUEL ASSEMBLY COMPRISING A REINFORCING MESH DEVICE AND USE OF ONE SUCH DEVICE IN A NUCLEAR FUEL ASSEMBLY 审中-公开
标题翻译：包含加固网装置的核燃料组件和一个这样的装置在核燃料组件中的使用
公开(公告)号：WO2005034136A3
公开(公告)日：2008-05-29
申请号：PCT/FR2004002388
申请日：2004-09-22
申请人： AREVA NP , BEATI ANGELO , MULLER THIERRY , RONDEPIERRE JEAN-FRANCOIS
发明人： BEATI ANGELO , MULLER THIERRY , RONDEPIERRE JEAN-FRANCOIS
IPC分类号： G21C3/32
CPC分类号： G21C3/32 , G21Y2002/104 , G21Y2002/303 , G21Y2004/304 , Y02E30/40
摘要： The invention relates to a nuclear fuel assembly comprising nuclear fuel rods and a support structure having two end pieces, guide tubes (11) which connect said end pieces and retention grids which maintain the rods fixed to the guide tubes. The invention further comprises at least one mesh device (21) which is used to reinforce the support structure. The reinforcing device (21) is disposed between two retention grids and is fixed to the guide tubes (11). The invention is suitable for assemblies that are intended for pressurised water reactors.
摘要翻译：本发明涉及一种核燃料组件，其包括核燃料棒和具有两个端部件的支撑结构，所述支撑结构具有连接所述端部件和将杆固定在导向管上的保持栅极的引导管（11）。本发明还包括至少一个用于加强支撑结构的网格装置（21）。加强装置（21）设置在两个保持栅格之间并固定到导管（11）。本发明适用于用于加压水反应堆的组件。

2. 发明申请

WO2009060152A3 NUCLEAR FUEL ROD SPACER GRID AND FRAMEWORK AND ASSEMBLY COMPRISING SUCH A GRID 审中-公开
标题翻译：核燃料空间网格和框架以及包含这种网格的装配
公开(公告)号：WO2009060152A3
公开(公告)日：2009-08-06
申请号：PCT/FR2008051959
申请日：2008-10-30
申请人： AREVA NP , GOMEZ NOEMIE , BEATI ANGELO , HERTZ DOMINIQUE , MULLER THIERRY
发明人： GOMEZ NOEMIE , BEATI ANGELO , HERTZ DOMINIQUE , MULLER THIERRY
IPC分类号： G21C3/334 , G21C3/34
CPC分类号： G21C3/34 , G21C3/334 , G21Y2002/302 , G21Y2004/30 , Y02E30/40
摘要： This grid is of the type comprising at least two meshed grid parts (16, 18) intended to be superposed in a longitudinal direction (L), each grid part (16, 18) extending in a transverse plane, and the grid parts being moveable one relative to the other in at least one transverse direction between an open configuration for the insertion of nuclear fuel rods (4) in the longitudinal direction (L) through the grid parts (16, 18), and a closed configuration allowing each fuel rod inserted through the grid parts (16, 18) to be clamped transversely between the grid parts (16, 18). According to one aspect of the invention, the grid (16, 18) comprises elements (32, 34) for transversely immobilizing the grid parts (16, 18) in the closed configuration, these means being designed to engage as the superposed grid parts (16, 18) are moved closer together in the longitudinal direction (L).
摘要翻译：该格栅是包括要在纵向方向（L）上重叠的至少两个啮合网格部分（16,18）的类型，每个网格部分（16,18）在横向平面中延伸，网格部分可移动一个相对于另一个在一个横向方向上相对于另一个在用于通过栅格部分（16,18）沿纵向（L）插入核燃料棒（4）的打开构型之间，以及允许每个燃料棒插入通过所述格栅部分（16,18）以横向夹紧在所述格栅部分（16,18）之间。根据本发明的一个方面，格栅（16,18）包括用于横向固定处于封闭构造的格栅部分（16,18）的元件（32,34），这些装置被设计成作为叠加的栅格部分 16,18）沿纵向（L）移动得更近。

3. 发明申请

WO2005071694A3 CORE OF A NUCLEAR REACTOR COOLED BY PRESSURIZED WATER AND CORE FUEL ASSEMBLY 审中-公开
标题翻译：加压水和核燃料组件冷却的核反应堆核心
公开(公告)号：WO2005071694A3
公开(公告)日：2005-09-22
申请号：PCT/FR2004003122
申请日：2004-12-03
申请人： FRAMATOME ANP , BEATI ANGELO , HERTZ DOMINIQUE , GAUTHIER JACQUES , RONDEPIERRE JEAN-FRANCOIS
发明人： BEATI ANGELO , HERTZ DOMINIQUE , GAUTHIER JACQUES , RONDEPIERRE JEAN-FRANCOIS
IPC分类号： G21C3/12 , G21C3/32 , G21C3/33 , G21C5/06
CPC分类号： G21C3/12 , G21C3/32 , G21C3/33 , G21C5/06 , G21Y2002/104 , G21Y2002/303 , G21Y2004/305 , Y02E30/40
摘要： The fuel assemblies (5) have a rigid, resistant structure (21) made up of a lower end-piece (16) and an upper end-piece (17) of the fuel assembly, said end-pieces being connected to each other by means of at least two longitudinal rigid connecting elements (22). The overall length of the framework of the fuel combustible is lower than the vertical distance between an upper surface of the lower plate of the core (7) and a lower surface of the upper surface of the core (8). The upper end-piece (17) of the fuel assemblies does not comprise a bladed bearing support. The lower end-piece (16) and upper end-piece (17) of each of the fuel assemblies comprise positioning openings wherein elastic clamping devices are mounted for the respective positioning pins (18,19) of the lower plate of the core (7) and the upper plate of the core (8). The fuel pencils (13) of the fuel assemblies are fixed on the lower end-piece (16). The framework (5a) of the fuel assemblies comprises the following elements inside the resistant structure (21): a plurality of guide tubes (15) which are slidingly mounted in at least one of the lower (16) and upper (17) end-pieces of the fuel assembly and a plurality of grid-cross members (14) for transversal maintenance of the pencils which are slidingly mounted in a longitudinal axial direction on the longitudinal connecting elements (22) of the resistant structure (21).
摘要翻译：燃料组件（5）具有由燃料组件的下端部件（16）和上端部件（17）组成的刚性耐受结构（21），所述端部件通过至少两个纵向刚性连接元件（22）的装置。燃料可燃物的框架的总长度低于芯（7）的下板的上表面和芯（8）的上表面的下表面之间的垂直距离。燃料组件的上端部件（17）不包括叶片式轴承支撑件。每个燃料组件的下端部件（16）和上端部件（17）包括定位开口，其中弹性夹紧装置被安装用于芯部（7）的下板的相应定位销（18,19））和芯（8）的上板。燃料组件的燃料笔（13）固定在下端部件（16）上。燃料组件的框架（5a）包括在阻力结构（21）内部的以下元件：多个导向管（15），其滑动地安装在下端部（16）和上端部（17）中的至少一个中，（21）的纵向连接元件（22）上的燃料组件和多个用于横向维护铅笔的栅格横梁（14），栅格沿纵向轴向滑动安装在多个横梁上。

4. 发明申请

WO2008108929A2 NUCLEAR POWER PLANT USING NANOPARTICLES IN EMERGENCY SYSTEMS AND RELATED METHOD 审中-公开
标题翻译：在紧急系统中使用纳米颗粒的核电厂和相关方法
公开(公告)号：WO2008108929A2
公开(公告)日：2008-09-12
申请号：PCT/US2008002284
申请日：2008-02-21
申请人： AREVA NP , POP MIHAI G M , LOCKAMON BRIAN GLENN , BEATI ANGELO
发明人： POP MIHAI G M , LOCKAMON BRIAN GLENN , BEATI ANGELO
CPC分类号： G21C15/18 , G21Y2002/201 , G21Y2002/207 , G21Y2002/50 , G21Y2004/30 , G21Y2004/40 , Y02E30/40
摘要： A nuclear power plant provides for delivery of nanoparticles to coolant found in the containment (190), for example during severe accident scenarios. The nanoparticles advantageously can be delivered passively or actively independently of any emergency core cooling system (50). The nanoparticle supply (200) can include for example tanks storing nanofluids or solid nanoparticles, or dissolvable paints (202) containing nanoparticles. Methods for providing the nanoparticles are also provided.
摘要翻译：核电站提供将纳米颗粒递送到在密封件（190）中发现的冷却剂，例如在严重的事故情况下。纳米颗粒有利地可以被动地或主动地被输送到任何紧急芯冷却系统（50）。纳米颗粒供应（200）可以包括例如储存纳米流体或固体纳米颗粒的罐，或包含纳米颗粒的可溶解涂料（202）。还提供了提供纳米颗粒的方法。

5. 发明申请

WO2005071692A3 FUEL ASSEMBLY END-PIECE WITH MEANS FOR MAINTAINING PENCIL ENDS AND CORRESPONDING ASSEMBLY 审中-公开
标题翻译：燃油组件端面，用于维护钢板端和相应的组件
公开(公告)号：WO2005071692A3
公开(公告)日：2005-12-29
申请号：PCT/FR2004003141
申请日：2004-12-07
申请人： FRAMATOME ANP , LABARRIERE ERIC , BEATI ANGELO , BONNAMOUR MICHEL
发明人： LABARRIERE ERIC , BEATI ANGELO , BONNAMOUR MICHEL
IPC分类号： G21C3/322 , G21C3/33
CPC分类号： G21C3/3305 , G21C3/322 , G21Y2002/101 , G21Y2004/301 , Y02E30/38
摘要： The end-piece comprises means for maintaining adjacent longitudinal ends (19) of substantially all fuel pencils (3). The maintaining means are disposed in nodes of the substantially regular network formed by the pencils.
摘要翻译：端件包括用于保持基本上所有燃料笔（3）的相邻纵向端部（19）的装置。保持装置设置在由铅笔形成的基本上规则的网络的节点中。

6. 发明申请

WO2005066976A3 FUEL ASSEMBLY END CAP COMPRISING A COOLANT-FLOW-ORIENTING NOZZLE AND CORRESPONDING ASSEMBLY 审中-公开
标题翻译：燃油组件包含一个以冷却剂流动为导向的喷嘴和相应的组件
公开(公告)号：WO2005066976A3
公开(公告)日：2006-04-20
申请号：PCT/FR2004003299
申请日：2004-12-17
申请人： FRAMATOME ANP , LABARRIERE ERIC , BEATI ANGELO , BONNAMOUR MICHEL
发明人： LABARRIERE ERIC , BEATI ANGELO , BONNAMOUR MICHEL
IPC分类号： G21C3/322 , G21C3/33
CPC分类号： G21C3/3305 , G21C3/322 , G21Y2002/101 , G21Y2004/301 , Y02E30/38
摘要： The invention relates to an end cap comprising nozzles (39) for orienting the flow of coolant from the reactor along the length of the adjacent longitudinal ends (19) of fuel rods (3) in a fuel assembly. According to the invention, the nozzles (39) are disposed at nodes in the same network as the fuel rods (3) in order to be positioned in the longitudinal extension of at least some of said fuel rods (3) and/or at least some of the connecting elements (11) of the support skeleton.
摘要翻译：本发明涉及一种端盖，其包括喷嘴（39），用于沿燃料组件中的燃料棒（3）的相邻纵向端部（19）的长度定向来自反应器的冷却剂流。根据本发明，喷嘴（39）设置在与燃料棒（3）相同的网络中的节点处，以便被定位在至少一些所述燃料棒（3）的纵向延伸中和/或至少一些支撑骨架的连接元件（11）。

7. 发明申请

WO2005071693A3 METHOD FOR LIMITING MAINTENANCE EFFORTS ON A NUCLEAR-REACTOR FUEL ASSEMBLY AND FUEL ASSEMBLY 审中-公开
标题翻译：限制核反应堆燃料装配和燃料装配维修工作的方法
公开(公告)号：WO2005071693A3
公开(公告)日：2005-10-13
申请号：PCT/FR2004003142
申请日：2004-12-07
申请人： FRAMATOME ANP , CHAMBRIN JEAN-LUC , BEATI ANGELO , GENTET GUY
发明人： CHAMBRIN JEAN-LUC , BEATI ANGELO , GENTET GUY
IPC分类号： G21C3/33 , G21C5/06
CPC分类号： G21C3/3305 , G21C3/3315 , G21C5/06 , G21Y2002/301 , G21Y2002/304 , G21Y2004/30 , G21Y2004/40 , Y02E30/40
摘要： An elastic rubbing engaging bushing (15) of a centering pin of the fuel assembly is fixed in each of the through-openings (18) of at least one of the end-pieces (7) of the fuel assembly (1). The elastic bushing (15) comprises an annular body having a fixing part (15a) in the opening (18) of the end-piece (7) and elastic branches (16) which are separated by slots (17). The flexible branches (16) of the elastic bushing (15) of the elastic bushing (15) comprise, in each free end part, a bearing surface (19) which protrudes radially in an inner direction of the bushing, whereby the diameter thereof is less than the diameter of a centering pin of the fuel assembly.
摘要翻译：燃料组件的定心销的弹性摩擦接合衬套（15）固定在燃料组件（1）的至少一个端件（7）的每个通孔（18）中。弹性衬套（15）包括环形体，其具有在端件（7）的开口（18）中的固定部分（15a）和由槽（17）分开的弹性分支（16）。弹性衬套（15）的弹性衬套（15）的柔性分支（16）在每个自由端部分中包括在衬套的内部方向上沿径向突出的支承表面（19），由此其直径为小于燃料组件的定心销的直径。

8. 发明申请

WO2005034137A3 NUCLEAR FUEL ASSEMBLY COMPRISING AN INTERNAL REINFORCEMENT DEVICE 审中-公开
标题翻译：包含内部加固装置的核燃料组件
公开(公告)号：WO2005034137A3
公开(公告)日：2005-07-21
申请号：PCT/FR2004002401
申请日：2004-09-23
申请人： FRAMATOME ANP , GENTET GUY , BEATI ANGELO , GAUTHIER JACQUES
发明人： GENTET GUY , BEATI ANGELO , GAUTHIER JACQUES
IPC分类号： G21C3/32
CPC分类号： G21C3/32 , G21Y2002/104 , G21Y2002/303 , G21Y2004/304 , Y02E30/40
摘要： The invention relates to a nuclear fuel assembly (1), comprising a group of nuclear fuel rods (3), arranged in an essentially regular network and a support skeleton (5), with two end plates (7, 9), guide tubes (11), connecting the end plates, and rod support grids (13), fixed to the guide tubes. The assembly further comprises a reinforcement device (21), for the support skeleton (5), arranged between two successive support grids (13) and fixed to guide tubes (11). The reinforcement device (21) is arranged within a group of rods (3) with a transversal extent less than that of the network of nuclear fuel rods (3). The above is of application in pressurised water reactor assemblies.
摘要翻译：本发明涉及一种核燃料组件（1），其包括布置在基本上规则的网络中的一组核燃料棒（3）和支撑骨架（5），其具有两个端板（7,9），引导管 11），连接端板和杆支撑网（13），固定到导管上。组件还包括用于支撑骨架（5）的加强装置（21），其布置在两个连续的支撑格栅（13）之间并固定到导管（11）上。加强装置（21）布置在一组杆（3）内，其横截面积小于核燃料棒（3）的网络的横向范围。以上是在压水反应器组件中的应用。

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