The invention relates to a hull state monitoring and evaluation system suitable for FPSO, and belongs to the technical field of FPSO, the hull state monitoring and evaluation system comprises a monitoring system used for collecting the real-time strain of a structure and a real-time evaluation system used for evaluating the safety of FPSO, and the monitoring system comprises a stress sensor, an optical fiber acceleration sensor and an optical fiber grating demodulator; the real-time evaluation system comprises a total longitudinal strength evaluation module and a fatigue strength evaluation module, the total longitudinal bending stress of a ship body structure and the fatigue strength stress of a key structure in the offshore operation process of the FPSO are obtained through the ship body monitoring system, and the grading evaluation standard of the total longitudinal safety of the ship body structure is established through the real-time evaluation system. And the ship body structure safety assessment results such as the total longitudinal bending stress and the fatigue life of the key structure of the ship body structure are given in real time.

    本发明一种适用于FPSO的船体状态监测与评估系统,属于FPSO技术领域,包括用于采集结构实时应变的监测系统和用于评估FPSO安全性的实时评估系统,监测系统包括应力传感器、光纤加速度传感器和光纤光栅解调仪;实时评估系统包括总纵强度评估模块和疲劳强度评估模块,本发明通过船体监测系统,得到了FPSO在海上作业过程中船体结构的总纵弯曲应力和关键结构的疲劳强度应力,通过实时评估系统,建立船体结构总纵安全的分级评估标准,实时给出船体结构总纵弯曲应力、关键结构疲劳寿命等船体结构的安全性评估结果。


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    Title :

    Ship body state monitoring and evaluating system suitable for FPSO (Floating Production Storage and Offloading)


    Additional title:

    一种适用于FPSO的船体状态监测与评估系统


    Contributors:
    XU YEJUN (author) / WANG DONG (author) / XU HAIDONG (author) / LIU ZHONGBAI (author) / ZHANG WEI (author) / JIANG SHITONG (author) / WANG PING (author)

    Publication date :

    2023-07-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES



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