REPAIR METHOD AND REPAIR APPARATUS OF SHROUD SUPPORT

摘要

PROBLEM TO BE SOLVED: To shorten time required for repair work of each welding part of a shroud support and to achieve highly reliable repair work.SOLUTION: In a shroud support repair method for repairing a shroud support welding part in a reactor pressure vessel, a rail is previously installed in the vicinity of the shroud support welding part over the whole periphery of an inside circumference of the reactor pressure vessel or over a repair range and a repair device is attached to the rail to perform repair work of the shroud support welding part.