NUCLEAR POWER PLANT SOUNDNESS EVALUATION DEVICE, METHOD AND PROGRAM

To provide a nuclear power plant soundness evaluation art that can deal with even if an action of an external burden is local.SOLUTION: A soundness evaluation device 20A comprises: a database that stores a building model 25; a database that stores a first facility model 21 and second facility model 22; a building oscillation analysis unit 24 that outputs building oscillation data 29 in an arbitrary location of a building; a first facility oscillation analysis unit 31 that outputs first facility oscillation analysis data 35a in an arbitrary location of a facility; a first computation unit 37a that computes a first damage degree 36a; a determination unit 42 (42a) that determines the arbitrary location of the facility as an attention location 43; a second facility oscillation analysis data 32 that outputs second facility oscillation analysis data 35b in the attention location 43; a second computation unit 37b that computes a second damage degree 36b in the attention location 43; and a display unit 47 that selects and displays an attention location 43b.SELECTED DRAWING: Figure 3 【課題】外部負荷の作用が局所的であっても対応可能な原子力プラントの健全性評価技術を提供する。【解決手段】健全性評価装置２０Ａは、建屋モデル２５を格納するデータベースと、第１設備モデル２１及び第２設備モデル２２を格納するデータベースと、建屋の任意位置における建屋振動解析データ２９を出力する建屋振動解析部２４と、設備の任意位置における第１設備振動解析データ３５ａを出力する第１設備振動解析部３１と、第１損傷度３６ａを演算する第１演算部３７ａと、設備の任意位置を注目位置４３として判定する判定部４２（４２ａ）と、注目位置４３における第２設備振動解析データ３５ｂを出力する第２設備振動解析部３２と、注目位置４３における第２損傷度３６ｂを演算する第２演算部３７ｂと、注目位置４３ｂを選択して表示する表示部４７と、を備えている。【選択図】図３