田湾核电厂棒束组件保护套功能性恢复及故障分析

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Functionality Recovering and Failure Analysis of Rod Cluster Assembly Protective Jacket in TNPS

摘要: 介绍田湾核电厂换料机的功能、棒束组件保护套结构及功能性恢复情况。同时还介绍了在机组换料大修时,燃料组件、棒束组件在倒换、配插工作过程中发现的一些问题,以及对问题的分析和处理过程。另外,还通过对棒束组件保护套解体检查,探讨问题的综合原因。
- 换料机 /
- 棒束组件 /
- 棒束组件保护套 /
- 棒束组件抓具
Abstract: This paper introduces the function of TNPS refueling machine, the structure of rod cluster assembly protective jacket, and the condition of functionality recovering. It also describes some problems found when fuel assemblies and rod cluster assemblies are rearranged and replaced during refueling outage, as well as the analysis and processing of problems. In addition, it investigates the general causes of problems by disassembling inspection on rod cluster assembly protective jacket.
- Refueling machine /
- Rod cluster assembly /
- Rod cluster assembly protective jacket /
- Grab of rod cluster assembly