Title:
ジェットポンプ計測用配管の補修方法
Document Type and Number:
Japanese Patent JP5687481
Kind Code:
B2
Abstract:
In a jet pump measurement pipe repair method according to the present embodiment, a breakage part of a measurement pipe(11) horizontally fixed to a lower part of a jet pump provided in reactor water in a reactor pressure vessel is repaired. The method has: a cutting/removing step(S1) of cutting and removing the measurement pipe(11) including the breakage part; a retaining step(S2) of retaining a connection pipe(30,40,45) for connecting the remaining measurement pipe on the jet pump by means of a clamp; and a connecting step(S3) of connecting ends of the remaining measurement pipe by means of the connection pipe(30,40,45).
Inventors:
湊 裕紀
安田 年廣
衣笠 邦彦
森 啓
山本 智
鈴木 淳
三橋 忠浩
安田 年廣
衣笠 邦彦
森 啓
山本 智
鈴木 淳
三橋 忠浩
Application Number:
JP2010276188A
Publication Date:
March 18, 2015
Filing Date:
December 10, 2010
Export Citation:
Assignee:
株式会社東芝
International Classes:
G21C19/02
Attorney, Agent or Firm:
Patent business corporation cherry tree international patent firm