JPH056880B2 - - Google Patents
Info
- Publication number
- JPH056880B2 JPH056880B2 JP11926686A JP11926686A JPH056880B2 JP H056880 B2 JPH056880 B2 JP H056880B2 JP 11926686 A JP11926686 A JP 11926686A JP 11926686 A JP11926686 A JP 11926686A JP H056880 B2 JPH056880 B2 JP H056880B2
- Authority
- JP
- Japan
- Prior art keywords
- information
- equipment
- parts
- storage device
- deterioration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012545 processing Methods 0.000 claims description 44
- 230000006866 deterioration Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 15
- 230000007257 malfunction Effects 0.000 claims description 11
- 238000007689 inspection Methods 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 5
- 208000024891 symptom Diseases 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012417 linear regression Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Description
【発明の詳細な説明】
〔発明の目的〕
（産業上の利用分野）
本発明はプラントを構成する各種機器・部品の
寿命，劣化を予測，管理するための機器部品寿命
管理装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Industrial Application Field) The present invention relates to an equipment component life management system for predicting and managing the lifespan and deterioration of various equipment and parts constituting a plant.
（従来の技術）
従来、プラントを構成する各種機器・部品の寿
命，すなわち、Mean time Between Fialure
（MTBF「平均故障発生時間」）もしくは故障率λ
は、メーカーが設定した設計寿命値あるいは加速
寿命試験等から得られる寿命推定値もしくはこれ
らを収集・整理した信頼性データ（文献値）等が
適用されており、これらに基いて機器・部品の点
検・保全方法等が決められている。(Conventional technology) Conventionally, the lifespan of various equipment and parts that make up a plant, that is, the Mean time Between Fialure
(MTBF “mean time to failure”) or failure rate λ
The design life values set by the manufacturer, the estimated life values obtained from accelerated life tests, etc., or the reliability data (literature values) collected and organized from these are applied, and equipment and parts are inspected based on these.・Preservation methods, etc. have been determined.
しかしながら、現実の機器・部品の寿命値は、
時間経過，ストレスあるいは環境によつて変化を
生じ、各機器・部品に一義的にまた不変的に決ま
るものではない。 However, the actual lifespan of equipment and parts is
It changes with the passage of time, stress, or the environment, and is not uniquely or unchangeably determined for each device or component.
（発明が解決しようとする問題点）
ところが、現在の機器・部品の保全方法は、こ
れら寿命値の変化を考慮していないし、また、各
機器・部品の寿命値を管理して適切な保全方法を
提供することも行なわれていないので、現状以上
に機器・部品の不具合を防止することはできず、
また場合によつては、オーバーメンテナンスとな
つている等プラントを運用して行く上で安全上，
経済上，大きな損失を潜在的に有している。(Problem to be solved by the invention) However, current maintenance methods for equipment and parts do not take these changes in lifespan values into account, and it is difficult to manage the lifespan values of each equipment and parts to find an appropriate maintenance method. Since there is no provision of safety equipment, it is not possible to prevent malfunctions of equipment and parts any more than the current situation.
In some cases, there may be safety concerns when operating the plant, such as over-maintenance.
There is a potential for large economic losses.
本発明は、上記事情に鑑みてなされたもので、
プラントの機器・部品の寿命値を予測・管理し、
適切な保全方法を提示してプラントの機器・部品
の信頼性の向上およびその保全費用・設備費用の
低減など経済性の向上を計ることを目的とするも
のである。 The present invention was made in view of the above circumstances, and
Predict and manage the lifespan of plant equipment and parts,
The purpose of this project is to present appropriate maintenance methods to improve the reliability of plant equipment and parts, and to improve economic efficiency by reducing maintenance costs and facility costs.
（問題点を解決するための手段）
上記の目的を達成するために、本発明は、プラ
ントを構成する各種機器の機器・部品情報，不具
合・故障情報等の入力情報を入力する入力装置
と、機器の運転情報を示す運転情報を入力するプ
ロセス入力装置と、これらの情報を記憶する記憶
装置と、この記憶装置から機器・部品の検索処
理，統計処理，および故障発生推論などを行い、
機器・部品一覧表，不具合故障履歴管理表，およ
び分析表等の報告書の作成，さらに機器・部品の
寿命・劣化傾向の評価・予測あるいは故障発生お
よびその原因の推定を行なう演算処理制御装置
と、これによつて得られた各種機器部品の寿命，
劣化情報と、記憶装置に記憶されている情報とを
比較判定して、信頼度の高い最新の情報に修正す
る情報比較判定装置と、これによつて修正された
情報を再び記憶装置に記憶させ、オペレータの要
求に応じた出力を修正された情報、すなわち時間
変化，ストレス変化による寿命劣化の最新情報に
基づいて演算処理する前記演算処理制御装置と、
これによつて得られた結果を出力表示する出力装
置とから構成された機器・部品の寿命管理装置を
提供するものである。
(Means for Solving the Problems) In order to achieve the above object, the present invention provides an input device for inputting input information such as equipment/component information, malfunction/failure information, etc. of various equipment constituting a plant; A process input device that inputs operating information indicating the operating information of equipment, a storage device that stores this information, and performs equipment/parts search processing, statistical processing, failure occurrence inference, etc. from this storage device,
An arithmetic processing control device that creates reports such as equipment/parts lists, defect/failure history management tables, and analysis tables, as well as evaluates and predicts the service life and deterioration trends of equipment/parts, or estimates the occurrence of failures and their causes. , the lifespan of various equipment parts obtained through this,
An information comparison/determination device that compares and determines deterioration information with information stored in a storage device and corrects it to the latest information with high reliability, and stores the information corrected thereby in the storage device again. , the arithmetic processing control device that performs arithmetic processing on the output according to the operator's request based on corrected information, that is, the latest information on life deterioration due to time changes and stress changes;
The present invention provides a device/component lifespan management device that includes an output device that outputs and displays the results obtained.
（作用）
本発明は上記のように構成されているので、使
用年数が増すにつれて知識，経験に基づくルール
は拡充整備され、また情報比較判定装置による機
器・部品の寿命劣化に関する情報は逐次修正され
るので、常に信頼性の高い情報が記憶装置に記憶
される。(Function) Since the present invention is configured as described above, the rules based on knowledge and experience are expanded and maintained as the number of years of use increases, and the information regarding the life deterioration of equipment and parts by the information comparison and judgment device is successively revised. Therefore, highly reliable information is always stored in the storage device.
（実施例） 本発明の実施例を図面を参照して説明する。(Example) Embodiments of the present invention will be described with reference to the drawings.
第１図は、本発明の一実施例のブロツク構成図
である。機器・部品情報，不具合・故障情報等の
入力情報１は入力装置２から、また機器の運転状
態を示す運転情報４はプロセス入力装置５から演
算処理制御装置３へ入力される。そして、この入
力された入力情報および運転情報は、演算処理制
御装置３を介して記憶装置６に記憶される。 FIG. 1 is a block diagram of an embodiment of the present invention. Input information 1 such as equipment/component information, malfunction/failure information, etc. is input from an input device 2, and operating information 4 indicating the operating status of the equipment is input from a process input device 5 to the arithmetic processing control device 3. The input information and driving information thus input are stored in the storage device 6 via the arithmetic processing control device 3.
また記憶装置４の記憶内容は、オペレータの要
求１１に基づいて演算処理制御装置３で演算さ
れ、CRT表示装置８に表示出力され、あるいは、
機器・部品一覧表等の出力情報１０として印字出
力装置９より出力される。 Furthermore, the stored contents of the storage device 4 are calculated by the arithmetic processing control device 3 based on the operator's request 11, and are displayed on the CRT display device 8, or
It is outputted from the print output device 9 as output information 10 such as an equipment/parts list.
また、演算処理制御装置３で演算された機器・
部品の寿命，劣化に関する情報と、記憶装置６に
記憶された情報は、情報比較判定装置７により修
正され、演算処理制御装置３を介して記憶装置６
に入力される。 In addition, the equipment and
The information regarding the lifespan and deterioration of parts and the information stored in the storage device 6 are corrected by the information comparison/determination device 7 and sent to the storage device 6 via the arithmetic processing control device 3.
is input.
第２図は、上記実施例における各種情報の流れ
を説明するための図である。 FIG. 2 is a diagram for explaining the flow of various information in the above embodiment.
入力情報１は、機器・部品情報，不具合故障情
報，運転履歴情報，点検検査情報，機器設計仕様
情報，知識・経験情報、運転（プロセス）情報の
７つの情報から成り、入力装置２から入力され、
演算処理制御装置３の入出力処理機能を介して記
憶装置６に送られ、ここでそれぞれ別個のデータ
フアイルとして記憶，保持される。また、運転情
報４もプロセス入力装置５から入力され、同じく
演算処理制御装置３の入出力処理機能を介して記
憶装置６に送られ、記憶，保持される。 Input information 1 consists of seven pieces of information: equipment/parts information, malfunction/failure information, operation history information, inspection/inspection information, equipment design specification information, knowledge/experience information, and operation (process) information, and is input from input device 2. ,
The data are sent to the storage device 6 via the input/output processing function of the arithmetic processing control device 3, where they are stored and retained as separate data files. Further, operation information 4 is also input from the process input device 5, and similarly sent to the storage device 6 via the input/output processing function of the arithmetic processing control device 3, where it is stored and held.
オペレータの要求は、入力装置２から入力さ
れ、この要求に応じた演算処理が演算処理制御装
置３の入出力処理機能，検索処理機能，統計処理
機能あるいは故障発生推論機能等の機能により実
施される。 The operator's request is input from the input device 2, and arithmetic processing corresponding to this request is performed by the input/output processing function, search processing function, statistical processing function, failure occurrence inference function, etc. of the arithmetic processing control device 3. .
さらに、演算処理結果の一部，傾向管理情報，
性能監視情報，信頼性評価情報，故障推論情報
は、情報比較判定装置７により、前回もしくは今
までに記憶保持されていた情報と比較判定され、
修正された情報として再記憶装置６に記憶保持さ
れ、また、修正された情報に基づいて再び、演算
処理が実施される。 In addition, some of the calculation results, trend management information,
The performance monitoring information, reliability evaluation information, and failure inference information are compared and determined with the previous or previously stored information by the information comparison and determination device 7,
The corrected information is stored and held in the re-storage device 6, and the arithmetic processing is performed again based on the corrected information.
そして、これらの演算処理結果は、機器・部品
一覧表，点検保全計画表，部品取替履歴表，常備
部品一覧表，不具合故障履歴管理表，不具合故障
分析表，寿命劣化評価結果，故障発生推論結果と
して、CRT８または印字表示出力装置９から表
示される。 The results of these calculations are the equipment/parts list, inspection and maintenance plan, parts replacement history table, stocked parts list, defect/failure history management table, defect/failure analysis table, life deterioration evaluation results, and failure occurrence inference. As a result, it is displayed from the CRT 8 or print display output device 9.
次に、演算処理制御装置３の検索処理機能，統
計処理機能および推論機能について説明する。 Next, the search processing function, statistical processing function, and inference function of the arithmetic processing control device 3 will be explained.
先ず、検索処理機能は、記憶装置６からオペレ
ータの要求によるプラントの系統，システム，機
器の機器・部品一覧表，部品取替履歴表，常備品
一覧表等の表を作成するための情報を検索し、例
えば第３図に示すような、機器・部品一覧表を出
力装置９より出力する。 First, the search processing function searches the storage device 6 for information required by the operator to create tables such as plant system, system, equipment/parts list, parts replacement history list, and regular equipment list. Then, an equipment/parts list as shown in FIG. 3 is outputted from the output device 9, for example.
次の統計処理機能は一般統計処理，傾向管理，
性能監視，信頼性解析等の手法により実施され
る。 The following statistical processing functions include general statistical processing, trend management,
This is carried out using methods such as performance monitoring and reliability analysis.
(イ) 一般統計処理は、検索処理機能により検索さ
れた情報の一般的な統計処理を行ない、例えば
第４図に示すような円グラフ，棒グラフを用い
た不具合故障分析表等を出力装置９から出力す
る。(b) General statistical processing performs general statistical processing on the information retrieved by the search processing function, and outputs, for example, a malfunction analysis table using pie charts and bar graphs as shown in Figure 4 from the output device 9. Output.
(ロ) 傾向管理は、記憶装置６に記憶された情報の
中で、主に、点検検査情報，運転情報を用い
て、これら情報の経時変化傾向を演算処理し、
例えば第５図に示すような経時変化傾向プロツ
ト図を出力すると共に線形回帰モデル，最小２
乗法によるフイツテイングを行ない、機器・設
計仕様等で規定されたしきい値(H)に至るまでの
余寿命時間(L)の推定等を行なう。(b) Trend management mainly uses inspection information and operation information among the information stored in the storage device 6, and calculates and processes trends in changes over time of these pieces of information.
For example, it outputs a temporal change trend plot diagram as shown in Figure 5, and also uses a linear regression model with a minimum of 2
Multiplicative fitting is performed to estimate the remaining life time (L) until the threshold (H) specified by the equipment/design specifications, etc. is reached.
(ハ) 性能監視機能は、傾向管理機能の変形例の１
つであり、プロセス量や点検検査データの生デ
ータの傾向管理ではなく、次式のような、機器
例えばモータの特性を表わす特性式を用いて、
推定される性能変化(t)の経時変化傾向を演算
処理し、傾向管理と同様に、線形回帰モデル等
によるフイツテングを行ない、機器設計仕様等
で規定された性能限界（しきい値）に至るまで
の余寿命時間の推定等を行なう。(c) The performance monitoring function is a modification of the trend management function.
Rather than managing trends in raw data such as process quantities and inspection data, we use characteristic equations that express the characteristics of equipment such as motors, such as the following equation.
Compute the temporal change trend of the estimated performance change (t), perform fitting using a linear regression model, etc. in the same way as trend management, until the performance limit (threshold) specified in the equipment design specifications, etc. is reached. Estimating the remaining life time, etc.
(t)＝Rpm−Cv〓Vol
ここで、(t)：性能変化（通常時は０を平均値
とする時系列）
Rpm：モータ回転数
Cv：効率
Vol：入力電圧
(ニ) 信頼性解析は、検索処理機能により記憶装置
６から故障・不具合に関する情報を検索し、例
えば、第６図に示すようなワイブル解析を行な
う。この演算処理から機器・部品の平均寿命
（ＭＴＢＦ）Ｌ，故障率λあるいは故障発生形態を
表わすワイブル形状パラメータｍ等を推定す
る。 (t)=Rpm−Cv〓Vol Where, (t): Performance change (time series with average value being 0 in normal times) Rpm: Motor rotation speed Cv: Efficiency Vol: Input voltage (d) Reliability analysis is , the search processing function searches the storage device 6 for information regarding failures and malfunctions, and performs Weibull analysis as shown in FIG. 6, for example. From this arithmetic processing, the mean life span (MTBF) L, failure rate λ, or Weibull shape parameter m representing the form of failure occurrence of the equipment/components is estimated.
以上、(イ)〜(ニ)の機能によつて得られた、各種機
器・部品の寿命，劣化に関する情報、例えば、
MTBF，故障率，推定余寿命，故障形態等は、
情報比較判定装置に送られ、記憶装置に記憶して
あつた古い（時間経過前の）寿命，劣化情報と比
較判定され、情報の修正が行なわれる。 Information on the lifespan and deterioration of various devices and parts obtained by the functions (a) to (d) above, for example,
MTBF, failure rate, estimated remaining life, failure type, etc.
The information is sent to the information comparison and determination device, where it is compared and determined with old (before time elapsed) lifespan and deterioration information stored in the storage device, and the information is corrected.
そして、修正された各種機器・部品の寿命劣化
に関する情報は、演算処理制御装置３を介して記
憶装置６に記憶される。 Then, the corrected information regarding the life deterioration of various devices and parts is stored in the storage device 6 via the arithmetic processing control device 3.
本実施例における情報の修正方法としては、情
報の入れ替であるが、比較判定結果に大きなズ
レ、例えば誤差100％などのズレがあつた場合は、
その結果を出力して、オペレータの指示に従う、
または、自動的に修正可能な範囲を設定し、それ
以上は修正されない等である。これらの修正条件
は、あらかじめ記憶装置６に記憶しておくことも
可能である。 The information correction method in this embodiment is to replace the information, but if there is a large discrepancy in the comparison judgment results, for example, an error of 100%,
Output the results and follow the operator's instructions.
Alternatively, a range that can be automatically corrected is set, and no further corrections are made. These modification conditions can also be stored in advance in the storage device 6.
最後に、推論機能について述べると、推論機能
はあらかじめ記憶装置に記憶した、寿命，劣化に
関する情報に基づいて、上記検索処理機能および
統計処理機能によつて得られた結果から各種機器
部品の寿命劣化を予測評価するものである。 Finally, talking about the inference function, the inference function uses the results obtained by the above search processing function and statistical processing function to estimate the lifespan deterioration of various equipment parts based on the information on the lifespan and deterioration stored in advance in the storage device. This is a predictive evaluation.
例えば、IF〜THEN形式でルール化された、
知識・経験情報には次のような実例が示せる。 For example, if the rules are in the IF~THEN format,
Examples of knowledge and experience information include:
（計装品の例）
IF環境温度70℃超過
and
運転経過３年以上THEN計装器コネク
タ劣化に注意
IF計装品コネクタ劣化
and
指示値10％低下THENコネクタ交換
の必要有り
このようなルールのIF〜に相当する部分は、
上記検索機能，統計処理機能およびこの推論機能
から推定される結果であり、そのような結果が推
定された場合、上記のようなルールに従つて推論
が行なわれ、THEN〜の推論結果が演算される。
そして、この演算結果は出力装置から出力され
る。また、これらのルールは上記検索処理機能お
よび統計処理機能に示した機能により得られた結
果に基づいて自動的に、もしくは専門家によつて
作成され、再び記憶装置６に記憶される。従つ
て、本発明の機器・部品の寿命管理装置は使用年
数が増すたびに、知識，経験に基づくルールは拡
充，整備されていく。(Example of instrumentation) IF environmental temperature exceeds 70℃ and operation has been over 3 years. Be careful of deterioration of THEN instrument connector. IF instrumentation connector deteriorates and indicated value decreases by 10%. THEN connector needs to be replaced. The part corresponding to IF~ is
This is the result estimated from the above search function, statistical processing function, and this inference function. When such a result is estimated, inference is performed according to the rules above, and the inference result of THEN~ is calculated. Ru.
The result of this calculation is then output from the output device. Further, these rules are created automatically or by an expert based on the results obtained by the functions shown in the search processing function and statistical processing function, and are stored again in the storage device 6. Therefore, the rules based on knowledge and experience will be expanded and improved as the life management device for equipment and parts of the present invention is used for more years.
更に、前記情報比較判定装置７による、寿命，
劣化に関する情報の逐次修正により、これら知
識・経験に基づくルールも更新され、常に信頼性
の高い情報が記憶されて行く。 Furthermore, the information comparison and determination device 7 determines the lifespan,
By successively correcting the information regarding deterioration, the rules based on these knowledge and experiences are also updated, and highly reliable information is always stored.
以上説明したように、検索処理，統計処理およ
び推論の各機能を有する演算処理制御装置３によ
つて演算された各種機器・部品の寿命劣化に関す
る評価結果は、出力装置９より寿命劣化評価結
果，故障発生推論結果として出力される。 As explained above, the evaluation results regarding the life deterioration of various devices and parts calculated by the arithmetic processing control device 3 having the functions of search processing, statistical processing, and inference are outputted from the output device 9 as the life deterioration evaluation results, It is output as a fault occurrence inference result.
更に、これらの寿命劣化評価結果等からオペレ
ータの要求に従つて、各種機器・部品の点検保全
計画が作成され出力される。 Furthermore, based on the life deterioration evaluation results and the like, inspection and maintenance plans for various equipment and parts are created and output in accordance with operator requests.
これは、例えば、推定されたMTBF，故障率，
余寿命値および記憶装置に記憶されている各種情
報に基づいて、オペレータの要求する各種機器・
部品の点検場所，点検周期，保全方法等を演算
し、出力するものである。 This includes, for example, estimated MTBF, failure rate,
Based on the remaining life value and various information stored in the storage device, various equipment and devices requested by the operator are
It calculates and outputs parts inspection locations, inspection intervals, maintenance methods, etc.
〔発明の効果〕
以上説明したように、本発明によれば機器部品
の寿命・劣化の予測，評価および管理により、故
障，不具合の発生を低減化あるいは未然に防止
し、原子力発電プラントおよび設備機器の信頼性
を向上させるとともに適切な保全が可能となり、
プラント稼動率の向上および保全費，設備費の低
減による経済性の向上が計れる。さらに情報比較
判定装置の導入により、従来の機器部品の寿命劣
化評価の信頼性を向上させることができるので、
プラントの機器・部品の管理に要する労力および
時間の低減が計れるというすぐれた効果を奏す
る。[Effects of the Invention] As explained above, according to the present invention, by predicting, evaluating, and managing the lifespan and deterioration of equipment parts, the occurrence of failures and malfunctions can be reduced or prevented, and nuclear power plants and equipment can be improved. Improves reliability and enables appropriate maintenance.
Economic efficiency can be improved by improving plant operation rates and reducing maintenance costs and equipment costs. Furthermore, by introducing an information comparison and judgment device, it is possible to improve the reliability of the conventional evaluation of life deterioration of equipment parts.
This has the excellent effect of reducing the amount of labor and time required to manage plant equipment and parts.
第１図は本発明の一実施例のブロツク構成図、
第２図は第１図の機器・部品の寿命管理装置にお
ける各種情報の流れを説明するための図、第３図
は第１図の出力装置より出力される機器・部品一
覧表を示す図、第４図は第１図の出力装置より出
力される不具合故障分析表を示す図、第５図は第
１図の出力装置より出力される経時変化傾向プロ
ツト図、第６図は第１図の出力装置より出力され
るワイブルプロツト図である。
２……入力装置、３……演算処理制御装置、５
……プロセス入力装置、６……記憶装置、７……
情報比較判定装置、８……CRT表示装置、９…
…印字出力装置、１０……出力情報フアイル。
FIG. 1 is a block diagram of an embodiment of the present invention.
FIG. 2 is a diagram for explaining the flow of various information in the device/component life management device of FIG. 1, and FIG. 3 is a diagram showing a list of devices/components output from the output device of FIG. 1. Fig. 4 is a diagram showing a malfunction analysis table outputted from the output device of Fig. 1, Fig. 5 is a graph showing a temporal change trend outputted from the output device of Fig. 1, and Fig. 6 is a diagram showing the malfunction analysis table outputted from the output device of Fig. 1. It is a Weibull plot diagram output from an output device. 2...Input device, 3...Arithmetic processing control device, 5
...Process input device, 6...Storage device, 7...
Information comparison and determination device, 8... CRT display device, 9...
...Print output device, 10...Output information file.
Claims (1)
報，不具合故障情報，寿命劣化情報，運転履歴情
報，点検検査情報，機器設計仕様情報，故障不具
合に関する徴候，現象をルール化した知識・経験
情報を入力する入力装置と、前記各種機器の運転
状態を示す運転情報を入力するプロセス入力装置
と、前記各種の入力情報を記憶する記憶装置と、
前記入力装置から入力されるオペレータの要求に
応じて、前記記憶装置の記憶内容に基づいて機器
部品の検索統計処理および推論を行なう演算処理
制御装置と、前記演算処理制御装置から得られる
各種機器部品の寿命，劣化に関する情報と前記記
憶装置に記憶されている寿命，劣化情報とを比較
判定しこの記憶情報を修正する情報比較判定装置
と、前記演算処理制御装置から得られる情報を表
示出力する出力装置とから構成されたことを特徴
とする機器・部品の寿命管理装置。1. Enter equipment component information, malfunction information, life deterioration information, operation history information, inspection and inspection information, equipment design specification information, and knowledge and experience information that rules out symptoms and phenomena related to failures and malfunctions of the various equipment that makes up the plant. an input device, a process input device for inputting operating information indicating the operating status of the various devices, and a storage device for storing the various input information;
an arithmetic processing control device that performs search statistical processing and inference for equipment parts based on the storage contents of the storage device in response to operator requests inputted from the input device; and various equipment parts obtained from the arithmetic processing control device. an information comparison/judgment device that compares and judges information regarding the lifespan and deterioration of the storage device with the lifespan and deterioration information stored in the storage device and corrects the stored information; and an output that displays and outputs information obtained from the arithmetic processing control device. 1. A lifespan management device for equipment and parts, characterized in that it is comprised of a device and a device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61119266A JPS62276470A (en) | 1986-05-26 | 1986-05-26 | Apparatus for controlling life of machinery/parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61119266A JPS62276470A (en) | 1986-05-26 | 1986-05-26 | Apparatus for controlling life of machinery/parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62276470A JPS62276470A (en) | 1987-12-01 |
| JPH056880B2 true JPH056880B2 (en) | 1993-01-27 |
Family
ID=14757085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61119266A Granted JPS62276470A (en) | 1986-05-26 | 1986-05-26 | Apparatus for controlling life of machinery/parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62276470A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0721448U (en) * | 1993-09-24 | 1995-04-18 | 株式会社オートバックスセブン | Ski carrier for automobiles |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2744942B2 (en) * | 1988-02-22 | 1998-04-28 | 株式会社日立製作所 | Defect occurrence prediction device |
| JP2642407B2 (en) * | 1988-05-19 | 1997-08-20 | 株式会社東芝 | Equipment to select equipment for maintenance |
| JPH0250256A (en) * | 1988-08-12 | 1990-02-20 | Hitachi Ltd | Preventive maintenance system |
| JP2642438B2 (en) * | 1988-09-05 | 1997-08-20 | 株式会社東芝 | Plant equipment maintenance management support device |
| JP2821149B2 (en) * | 1988-10-19 | 1998-11-05 | 株式会社日立製作所 | Plant life management device |
| JP2544498B2 (en) * | 1989-03-17 | 1996-10-16 | 株式会社日立製作所 | Remaining life diagnosis method, remaining life diagnosis device, remaining life information display method, display device and expert system |
| JPH0814599B2 (en) * | 1989-04-08 | 1996-02-14 | 株式会社日立製作所 | Electrical equipment insulation diagnosis method |
| JPH04344967A (en) * | 1991-05-22 | 1992-12-01 | Hitachi Ltd | Supporting device for equipment maintenance management optimization |
| JP3573559B2 (en) * | 1996-03-04 | 2004-10-06 | 株式会社日立製作所 | Maintenance support system |
| EP1172717A3 (en) * | 2000-07-11 | 2003-08-13 | Komatsu Ltd. | System, method, computer program, and recording medium for machine-management |
| JP3625418B2 (en) | 2000-07-21 | 2005-03-02 | 株式会社日立製作所 | Maintenance information management system and maintenance plan providing method |
| JP4067811B2 (en) * | 2001-11-12 | 2008-03-26 | 株式会社日立製作所 | Remote monitoring system and remote monitoring method for high temperature parts |
| JP2004170225A (en) * | 2002-11-20 | 2004-06-17 | Toshiba Corp | Life cycle maintenance schedule planning system for plant |
| JP4237610B2 (en) | 2003-12-19 | 2009-03-11 | 株式会社東芝 | Maintenance support method and program |
| CN103018590B (en) * | 2012-11-26 | 2015-04-15 | 合肥美的电冰箱有限公司 | Temperature control stability testing method for refrigerator |
| JP6796031B2 (en) * | 2017-06-15 | 2020-12-02 | 株式会社東芝 | Reactor structural material life prediction method and its equipment |
-
1986
- 1986-05-26 JP JP61119266A patent/JPS62276470A/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0721448U (en) * | 1993-09-24 | 1995-04-18 | 株式会社オートバックスセブン | Ski carrier for automobiles |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62276470A (en) | 1987-12-01 |
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