SYSTEM FOR AUTOMATICALLY CLEANING AND INSPECTING STUD BOLT HOLES, AND MANAGING HISTORIES OF THE STUD BOLT HOLES

摘要

A system for cleaning and inspecting stud bolt holes, and managing damage histories of the stud bolt holes is disclosed. The system allows an operator to clean stud bolt holes to inspect the stud bolt holes with the naked eye, and manage damage histories of the stud bolt holes. The stud bolt holes fix a nuclear reactor, a nuclear reactor coolant pump head and a pressure vessel main body thereto.