The invention discloses a dual-motor system fault diagnosis method and device and an electric forklift, and belongs to the technical field of motor system fault diagnosis, and the method comprises the following steps: S1, data hardware collection; s2, conditioning the currently collected original fault signal; and S3, inputting system settings to diagnose and analyze the fault. The device is applied to the dual-motor system fault diagnosis method. An electric forklift is provided with the device and/or a dual-motor system fault diagnosis method is applied to the electric forklift. Compared with the prior art, the method has the advantages that safety is improved, shutdown time is shortened, working efficiency is improved, the service life of equipment is prolonged, and maintenance cost is reduced.

    本发明公开了一种双电机系统故障诊断方法、装置及电动叉车,属于电机系统故障诊断技术领域,该方法包括以下步骤:S1、数据硬件采集;S2、对当前采集的原始故障信号进行调理;S3、输入系统设置对故障诊断分析。一种装置应用于上述的双电机系统故障诊断方法。一种电动叉车具有该装置和/或应用有双电机系统故障诊断方法。本发明相对于现有技术的优点在于:提高安全性,减少停工时间,提高工作效率,增加设备寿命,降低维修成本。


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    Title :

    Fault diagnosis method and device for dual-motor system and electric forklift


    Additional title:

    一种双电机系统故障诊断方法、装置及电动叉车


    Contributors:
    LI MING (author) / YANG OU (author) / MA SHIBIN (author) / QIN ZHEN (author) / YANG LIU (author) / LUO XIAOFEI (author) / LIU ZHENQIANG (author) / QIN JIAN (author) / SUN GUOHUI (author)

    Publication date :

    2023-11-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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