PROBLEM TO BE SOLVED: To provide an abnormality diagnostic device capable of understanding the fact that the fail-safe processing, for controlling a dynamo-electric machine on the safe side upon occurrence of abnormality, works normally, before occurrence of abnormality.SOLUTION: An abnormality diagnostic device executes abnormality diagnosis of a system mounting a dynamo-electric machine. The abnormality diagnostic device includes an abnormality detector 24B for detecting abnormality of the system, a fail-safe processing section (24, 28) executing fail-safe processing for controlling the dynamo-electric machine 21 on the safe side when abnormality detector 24B detected abnormality, an abnormal signal generating section (24,28) generating a false abnormal signal as abnormality for executing fail-safe processing has occurred when the system is normal, and an operation confirming section 24D for executing operation confirmation whether or not the fail-safe processing operates normally based on the false abnormal signal generated by the abnormal signal generating section.SELECTED DRAWING: Figure 4

    【課題】異常発生時に回転電機を安全側で制御するためのフェールセーフ処理が正常に作動することを、異常が発生する前に把握することができる異常診断装置を提供すること。【解決手段】異常診断装置は、回転電機21が搭載されたシステムの異常診断を実施する。異常診断装置は、システムの異常を検出する異常検出部24Bと、異常検出部24Bで異常を検出したことに伴い回転電機21を安全側で制御するためのフェールセーフ処理を実施するフェールセーフ処理部(24,28)と、システムの正常時にフェールセーフ処理を実施するべき異常が生じたものとして偽の異常信号を生成する異常信号生成部(24,28)と、異常信号生成部により生成された偽の異常信号に基づいてフェールセーフ処理が正常に作動するか否かの作動確認を実施する作動確認部24Dとを備える。【選択図】図4


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    Title :

    ABNORMALITY DIAGNOSTIC DEVICE


    Additional title:

    異常診断装置


    Contributors:

    Publication date :

    2018-02-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR




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