Invention Grant
US07804930B2 Nuclear fuel assembly comprising a reinforcing mesh device and the use of one such device in a nuclear fuel assembly
有权
核燃料组件包括增强网格装置和在核燃料组件中使用一种这样的装置
- Patent Title: Nuclear fuel assembly comprising a reinforcing mesh device and the use of one such device in a nuclear fuel assembly
- Patent Title (中): 核燃料组件包括增强网格装置和在核燃料组件中使用一种这样的装置
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Application No.: US10574258Application Date: 2004-09-22
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Publication No.: US07804930B2Publication Date: 2010-09-28
- Inventor: Angelo Beati , Thierry Muller , Jean-François Rondemerre
- Applicant: Angelo Beati , Thierry Muller , Jean-François Rondemerre
- Applicant Address: FR Courbevoie
- Assignee: Areva NP
- Current Assignee: Areva NP
- Current Assignee Address: FR Courbevoie
- Agency: Davidson, Davidson & Kappel
- Priority: FR0311459 20030930
- International Application: PCT/FR2004/002388 WO 20040922
- International Announcement: WO2005/034136 WO 20050414
- Main IPC: G21C3/34
- IPC: G21C3/34
Abstract:
The nuclear fuel assembly having nuclear fuel rods and a support skeleton having two nozzles, guide tubes interconnecting the nozzles, and spacer grids for holding the rods, the grids being secured to the guide tubes. The assembly further has at least one lattice reinforcing device for reinforcing the support skeleton. The reinforcing device is placed between two spacer grids and is secured to the guide tubes. The invention is applicable to fuel assemblies for pressurized water reactors.
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