核电站压力容器螺孔长杆梳刀装置研制

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Development of Long Shank Repair Tool for Defect of Pressure Vessel Bolt Hole in Pressure Vessel of Nuclear Power Plant

Science and Technology on Reactor System Design Technology Laboratory, Nuclear Power Institute of China, Chengdu, 610041

摘要: 在反应堆运行和开盖操作过程中,压力容器的主螺栓孔的螺纹段可能会产生各种缺陷,这些缺陷在再次扣盖前必须经过处理。针对上述工况,研制了一种压力容器螺孔长杆梳刀装置,本文阐述了该长杆梳刀装置的设计要求,详细描述该装置的设计方案以及具体结构形式。
- 核电站 /
- 压力容器 /
- 长杆 /
- 梳刀 /
- 缺陷
Abstract: In the reactor operation and operations with open lid,various defects may emerge on thread section of the main bolt hole pressure vessel.These defects must be dealt with before the closing of the lid.In view of the above conditions,this paper developed a pressure vessel screw rod cutter device,and expounds the long shank repair tool,a detailed description of the design scheme of the tool as well as the concrete structure.
- Nuclear power station /
- Pressure vessel /
- Long shank /
- Repair tool /
- Defect