Outline of Technical Assessment on Extension of Inspection Interval of Hamaoka Unit.3
成瀬 昌樹 Masaki NARUSE 松崎 章弘 Akihiro MATSUZAKI 小高 敏浩 Toshihiro KODAKA 佐野 忠之 Tadayuki SANO 進藤 俊哉 Toshiya SHINDO
Critical IntervalMaintenance PlanNew Inspection SystemTechnical Assessment
Regarding implementation of the new inspection system in Japan, NISA (Nuclear and Industrial Safety Agency) requested to Japan ese utilities to report maintenance plans on their nuclear power plants, which conduct periodical inspection during outage af ter April 2009. In maintenance plan of Hamaoka unit.3, the critical interval of all equipments was evaluated as 24 months or m ore. A technical assessment report was attached to the plan. In this paper, outline of the technical assessment is described.