The invention provides a fuzzy compensation control method and system based on electric propulsion, and relates to the technical field of digital processing, and the method comprises the steps: building a propulsion system simulation model based on a Simulink visual simulation tool; the method comprises the following steps: acquiring a real-time immersion depth of a propeller and a rotating speed of the propeller, acquiring a torque loss coefficient by utilizing an experimental map interpolation method, determining a target torque and a target rotating speed according to an air entrapment effect propeller rotating speed requirement, performing fuzzy output quantity calculation by utilizing a Mamdani fuzzy inference method, and acquiring a torque compensation value of a propulsion motor; and importing into a propulsion system simulation model for simulation verification, and determining a control strategy. The technical problems that the rotating speed control precision of an electric propulsion system is low and stable operation of the propeller is difficult to guarantee are solved, a fuzzy compensation control strategy for adding torque loss compensation is achieved, the rotating speed control precision is improved, and the technical effect that the compensation control precision is improved while stable operation of the propeller is guaranteed is achieved.

    本发明提供了一种基于电力推进的模糊补偿控制方法及系统,涉及数字处理技术领域,方法包括:基于Simulink可视化仿真工具,搭建推进系统仿真模型;获得螺旋桨实时浸水深度、螺旋桨转速,利用实验图谱插值法,获得转矩损失系数,并根据卷气效应螺旋桨转速要求,确定目标转矩,确定目标转速,利用Mamdani模糊推理方法进行模糊输出量推算,获取推进电机的转矩补偿值,导入推进系统仿真模型中进行仿真验证,确定控制策略。解决了电力推进系统的转速控制精度低,难以保障螺旋桨运行稳定的技术问题,达到了加入转矩损失补偿的模糊补偿控制策略,提高转速控制精度,进而实现了在保障螺旋桨运行稳定的同时,提高补偿控制精度的技术效果。


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    Titel :

    Fuzzy compensation control method and system based on electric propulsion


    Weitere Titelangaben:

    一种基于电力推进的模糊补偿控制方法及系统


    Beteiligte:
    DOU XIAOQIN (Autor:in) / CAI YULIANG (Autor:in) / WANG JUE (Autor:in) / SUN XU (Autor:in) / JIN RUFENG (Autor:in) / ZHANG JIANFENG (Autor:in)

    Erscheinungsdatum :

    2023-03-03


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING



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