The invention discloses an improved speed sensorless deadbeat predictive control method for a permanent magnet synchronous motor, which belongs to the technical field of hybrid power ship torque control, and comprises the following steps: S1, establishing a parallel structure of a hybrid power system, and performing torque adjustment on a motor and a diesel engine in real time to obtain a hybrid power system torque; an independent or cooperative propulsion mode of the motor and the diesel engine is realized; s2, establishing a ship hybrid power propulsion system mathematical model, and making a torque coordination control strategy; and S3, outputting the target torque of the diesel engine and the target torque of the motor based on the torque coordination control strategy, the residual electric quantity of the storage battery and the torque required by the constant-speed sailing of the ship. The power change in the ship mode switching process can be more stable and smoother, the energy consumption of the ship is effectively reduced, and stable operation and energy consumption reduction of the ship can be realized.

    本发明公开了一种永磁同步电机的改进无速度传感器无差拍预测控制方法,属于混合动力船舶转矩控制技术领域,包括以下步骤:S1、建立混合动力系统的并联式结构,电机和柴油机实时进行转矩调节,实现电动机和柴油机单独或协同的推进模式;S2、建立船舶混合动力推进系统数学模型,制定转矩协调控制策略;S3、基于转矩协调控制策略以及蓄电池剩余电量和船舶匀速航行所需转矩,输出柴油机的目标转矩和电机目标转矩。本发明可以使船舶模式切换过程中功率变化更加稳定平滑,且船舶能耗有效降低,可实现船舶的稳定运行与能耗降低。


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    Title :

    Improved speed sensorless deadbeat prediction control method of permanent magnet synchronous motor


    Additional title:

    一种永磁同步电机的改进无速度传感器无差拍预测控制方法


    Contributors:
    GAO LAN (author) / JIANG MINHAO (author)

    Publication date :

    2025-06-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS




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