The invention discloses a self-adaptive propulsion system and method for an underwater vehicle, and the system comprises a data collection module, a drift calibration module, a filtering module, a calibration module, a temperature compensation module, and a data fusion module.The method comprises the steps: S1, obtaining acceleration and angular velocity data from the data collection module; s2, estimating and eliminating the drift error of the gyroscope in a drift calibration module; s3, carrying out filtering processing on the acceleration and angular velocity data in a filtering module; s4, carrying out accurate sensor calibration in the calibration module, wherein the accurate sensor calibration comprises zero offset calibration and sensitivity calibration; s5, correcting acceleration and angular velocity data in a temperature compensation module; and S6, fusing the processed data with the data of other sensors in a data fusion module, providing a more accurate attitude estimation result, introducing a drift calibration method and an optimized filtering algorithm to reduce noise interference and carry out sensor calibration and temperature compensation, and meanwhile, assisting in making up the limitation of the I MU with data fusion.

    本发明公开了一种水下航行器自适应推进系统及方法,包括:数据采集模块、漂移校准模块、滤波模块、校准模块、温度补偿模块、数据融合模块,该方法,包括:S1.数据采集模块中获取加速度和角速度数据;S2.在漂移校准模块中估计和消除陀螺仪的漂移误差;S3.在滤波模块中对加速度和角速度数据进行滤波处理;S4.在校准模块中进行精确的传感器校准,包括零偏校准和灵敏度校准;S5.在温度补偿模块中对加速度和角速度数据进行校正;S6.在数据融合模块中将经过处理的数据与其他传感器的数据进行融合,提供更准确的姿态估计结果,引入漂移校准方法、优化滤波算法以减少噪声干扰、进行传感器校准和温度补偿,同时,与数据融合帮助弥补I MU的局限性。


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    Titel :

    Self-adaptive propulsion system and method for underwater vehicle


    Weitere Titelangaben:

    一种水下航行器自适应推进系统及方法


    Beteiligte:
    DONG LIANGXIONG (Autor:in) / TENG XIANBIN (Autor:in) / ZHANG ZHIBIN (Autor:in) / LI JUBAO (Autor:in) / SONG YANQIONG (Autor:in) / GAN XINHUA (Autor:in) / LI ZHAOXIAN (Autor:in)

    Erscheinungsdatum :

    25.06.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G01C Messen von Entfernungen, Höhen, Neigungen oder Richtungen , MEASURING DISTANCES, LEVELS OR BEARINGS / B63G OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS , Angriffs- oder Verteidigungsanordnungen auf Schiffen



    UNDERWATER VEHICLE PROPULSION UNIT

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