| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for repairing piping for jet pump measurement, with which a break event that occurs in a lower portion of a jet pump in which piping for measurement is installed in a horizontal direction under water can be handled and repair work in a narrow part is facilitated.SOLUTION: According to an embodiment, a method for repairing piping for jet pump measurement is provided for repairing a broken part of piping for measurement installed in a lower portion of a jet pump which is provided in reactor water within a reactor pressure vessel in a horizontal direction. The method includes a support member fixing step S1 for fixing a support member to the jet pump in the vicinity of the remaining piping for measurement, a connector mounting step S2 for mounting a measurement piping connector, to the support member, equipped with a piping repair pipe with which connecting pipes are fitted into both ends, after the support member fixing step S1, and a connection step S3 for connecting the remaining piping for measurement and the connecting pipes by using the measurement piping connector after the connector mounting step S2. |
