JP2020190980A5 - - Google Patents

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JP2020190980A5
JP2020190980A5 JP2019096686A JP2019096686A JP2020190980A5 JP 2020190980 A5 JP2020190980 A5 JP 2020190980A5 JP 2019096686 A JP2019096686 A JP 2019096686A JP 2019096686 A JP2019096686 A JP 2019096686A JP 2020190980 A5 JP2020190980 A5 JP 2020190980A5
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deterioration
equipment
rank
maintenance record
target
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JP2019096686A
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JP2020190980A (en
JP7249875B2 (en
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Claims (14)

対象の設備と同一のグループに分類される類似設備を示すグループ情報を取得するグループ情報取得部と、
前記対象の設備の保全記録および前記類似設備の保全記録に対して付与された、設備の劣化度を示す値である劣化ランクを取得する劣化ランク取得部と、
前記類似設備の前記劣化ランクの履歴に基づいて、前記対象の設備の前記保全記録が存在しない対象期間における劣化ランクを推定する推定部と、
を備えることを特徴とする劣化推定装置。 A group information acquisition unit that acquires group information indicating similar equipment that is classified into the same group as the target equipment, and
A deterioration rank acquisition unit that acquires a deterioration rank, which is a value indicating the degree of deterioration of the equipment, given to the maintenance record of the target equipment and the maintenance record of the similar equipment.
An estimation unit that estimates the deterioration rank of the target equipment in the target period in which the maintenance record does not exist, based on the history of the deterioration rank of the similar equipment.
A deterioration estimation device characterized by being equipped with. 前記推定部は、前記類似設備の前記劣化ランクの履歴に基づいて、前記対象の設備の前記対象期間における前記劣化ランクが異なる値に遷移する遷移確率を算出し、当該遷移確率に基づいて、前記対象の設備の前記劣化ランクを推定することを特徴とする請求項１に記載の劣化推定装置。 The estimation unit calculates the transition probability that the deterioration rank of the target equipment transitions to a different value in the target period based on the history of the deterioration rank of the similar equipment, and the transition probability is based on the transition probability. The deterioration estimation device according to claim 1, wherein the deterioration rank of the target equipment is estimated. 前記推定部は、前記類似設備の前記保全記録に対して付与された前記劣化ランクの値が遷移したときの前記類似設備が設置されてからの経過年数に基づいて、前記遷移確率を算出することを特徴とする請求項２に記載の劣化推定装置。 The estimation unit calculates the transition probability based on the number of years since the similar equipment was installed when the value of the deterioration rank given to the maintenance record of the similar equipment transitioned. 2. The deterioration estimation device according to claim 2. 前記推定部は、保全作業が実施されなかった過去の前記対象期間の前記劣化ランクを推定して前記対象の設備の前記劣化ランクの履歴を補間することを特徴とする請求項１から３のいずれか１項に記載の劣化推定装置。 Any of claims 1 to 3, wherein the estimation unit estimates the deterioration rank of the past target period in which maintenance work has not been performed, and interpolates the history of the deterioration rank of the target equipment. The deterioration estimation device according to item 1. 前記保全記録は、定期的な保全作業の記録と、不定期な緊急保全作業の記録とを含むことを特徴とする請求項１から４のいずれか１項に記載の劣化推定装置。 The deterioration estimation device according to any one of claims 1 to 4, wherein the maintenance record includes a record of periodic maintenance work and a record of irregular emergency maintenance work. 前記保全記録に対して付与された前記劣化ランクと、前記推定部が推定した前記劣化ランクとを、前記対象の設備ごとに時系列に並べて画面に表示する表示制御部、
をさらに備えることを特徴とする請求項１から５のいずれか１項に記載の劣化推定装置。 A display control unit that displays the deterioration rank given to the maintenance record and the deterioration rank estimated by the estimation unit on the screen in chronological order for each target equipment.
The deterioration estimation device according to any one of claims 1 to 5, further comprising. 前記表示制御部は、前記保全記録に対して付与された前記劣化ランクと、前記推定部が推定した前記劣化ランクとを異なる表現で表示することを特徴とする請求項６に記載の劣化推定装置。 The deterioration estimation device according to claim 6, wherein the display control unit displays the deterioration rank given to the maintenance record and the deterioration rank estimated by the estimation unit in different expressions. .. 前記表示制御部は、前記画面を介して前記対象の設備の選択入力を受け付けることが可能であり、
前記グループ情報取得部は、前記画面を介して選択された前記対象の設備の前記類似設備を示すグループ情報を取得することを特徴とする請求項６または７に記載の劣化推定装置。 The display control unit can receive selection input of the target equipment via the screen.
The deterioration estimation device according to claim 6 or 7, wherein the group information acquisition unit acquires group information indicating the similar equipment of the target equipment selected via the screen. 前記表示制御部は、前記類似設備の前記劣化ランクの遷移確率と前記類似設備が設置されてからの経過年数との関係を、前記画面にグラフ表示することを特徴とする請求項６から８のいずれか１項に記載の劣化推定装置。 The display control unit is characterized in that the relationship between the transition probability of the deterioration rank of the similar equipment and the number of years elapsed since the similar equipment is installed is displayed in a graph on the screen. The deterioration estimation device according to any one of the items. 前記表示制御部は、前記対象の設備の選択操作を受け付ける画面を表示することができることを特徴とする請求項６から９のいずれか１項に記載の劣化推定装置。 The deterioration estimation device according to any one of claims 6 to 9, wherein the display control unit can display a screen for accepting a selection operation of the target equipment. 前記画面は、前記対象の設備を前記グループ単位で選択する操作を受け付けることができることを特徴とする請求項１０に記載の劣化推定装置。 The deterioration estimation device according to claim 10, wherein the screen can accept an operation of selecting the target equipment in units of the group. 請求項１から１１のいずれか１項に記載の劣化推定装置と、
設備の保全記録と、当該設備の属性を示す設備情報とに基づいて、前記設備の前記劣化ランクを前記保全記録ごとに診断する劣化診断装置と、
を備えることを特徴とする劣化推定システム。 The deterioration estimation device according to any one of claims 1 to 11.
A deterioration diagnosis device that diagnoses the deterioration rank of the equipment for each maintenance record based on the maintenance record of the equipment and the equipment information indicating the attribute of the equipment.
Deterioration estimation system characterized by being equipped with. 劣化推定装置が実行する劣化推定方法であって、
対象の設備と同一のグループに分類される類似設備を示すグループ情報を取得するステップと、
前記対象の設備の保全記録および前記類似設備の保全記録を取得するステップと、
取得した前記保全記録に対して付与された前記設備の劣化度を示す値である劣化ランクを取得するステップと、
前記類似設備の前記劣化ランクの履歴に基づいて、前記対象の設備の前記保全記録が存在しない対象期間における劣化ランクを推定するステップと、
を含むことを特徴とする劣化推定方法。 It is a deterioration estimation method executed by the deterioration estimation device.
Steps to acquire group information indicating similar equipment that is classified in the same group as the target equipment,
The step of acquiring the maintenance record of the target equipment and the maintenance record of the similar equipment, and
A step of acquiring a deterioration rank, which is a value indicating the degree of deterioration of the equipment given to the acquired maintenance record, and
Based on the history of the deterioration rank of the similar equipment, a step of estimating the deterioration rank of the target equipment in the target period in which the maintenance record does not exist, and
Deterioration estimation method characterized by including. 対象の設備と同一のグループに分類される類似設備を示すグループ情報を取得するステップと、
前記対象の設備の保全記録および前記類似設備の保全記録を取得するステップと、
取得した前記保全記録に対して付与された前記設備の劣化度を示す値である劣化ランクを取得するステップと、
前記類似設備の前記劣化ランクの履歴に基づいて、前記対象の設備の前記保全記録が存在しない対象期間における劣化ランクを推定するステップと、
をコンピュータに行わせることを特徴とする劣化推定プログラム。 Steps to acquire group information indicating similar equipment that is classified in the same group as the target equipment,
The step of acquiring the maintenance record of the target equipment and the maintenance record of the similar equipment, and
A step of acquiring a deterioration rank, which is a value indicating the degree of deterioration of the equipment given to the acquired maintenance record, and
Based on the history of the deterioration rank of the similar equipment, a step of estimating the deterioration rank of the target equipment in the target period in which the maintenance record does not exist, and
A deterioration estimation program characterized by having a computer perform the above.
JP2019096686A 2019-05-23 2019-05-23 Deterioration estimation device, deterioration estimation system, deterioration estimation method, and deterioration estimation program Active JP7249875B2 (en)

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