Patents by Inventor Zhexian Zou

Zhexian Zou has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network
    Patent number: 11768976
    Abstract: The present disclosure belongs to the field of petroleum engineering, and specifically relates to a subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network. The subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network includes three steps: digital twin model establishment, degradation process re-prediction model establishment, and remaining useful life calculation model establishment.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: September 26, 2023
    Assignees: China University of Petroleum (East China), Ocean University of China, Beihang University
    Inventors: Baoping Cai, Yonghong Liu, Xiaoyan Shao, Guijie Liu, Qiang Feng, Qilin Wu, Weifeng Ge, Xincheng Li, Qibing Wu, Xiaolu Wu, Rui He, Zhexian Zou, Honghui Wang, Hongyan Fan
  • SUBSEA CHRISTMAS TREE RE-PREDICTION METHOD INTEGRATING KALMAN FILTER AND BAYESIAN NETWORK
    Publication number: 20230021393
    Abstract: The present disclosure belongs to the field of petroleum engineering, and specifically relates to a subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network. The subsea Christmas tree re-prediction method integrating Kalman filter and Bayesian network includes three steps: digital twin model establishment, degradation process re-prediction model establishment, and remaining useful life calculation model establishment.
    Type: Application
    Filed: November 5, 2021
    Publication date: January 26, 2023
    Applicants: China University of Petroleum (East China), Ocean University of China, Beihang University
    Inventors: Baoping Cai, Yonghong Liu, Xiaoyan Shao, Guijie Liu, Qiang Feng, Qilin Wu, Weifeng Ge, Xincheng Li, Qibing Wu, Xiaolu Wu, Rui He, Zhexian Zou, Honghui Wang, Hongyan Fan