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  1. No Access

    Chapter and Conference Paper

    Risk Analysis of Deepwater Managed Pressure Drilling Based on Improved Borda Sequence Value Method

    Deepwater pressure-controlled drilling accidents are frequent, but their causes are not well summarized. Traditional risk matrix analysis methods often result in the formation of risk “knots” due to imprecise ...

    Meipeng Ren, Yingming He, **angqian Yang… in Proceedings of the International Field Exp… (2024)

  2. No Access

    Article

    Study of Risk Matrix for Overflow-Backpressure-Based Deepwater Managed Pressure Drilling

    Overflow accidents are frequent in deepwater managed-pressure drilling, and the monitoring basis and control methods of risks are vague, necessitating the establishment of a suitable risk matrix. Based on the ...

    Yingming He, Meipeng Ren, **angqian Yang… in Chemistry and Technology of Fuels and Oils (2023)

  3. No Access

    Chapter and Conference Paper

    Study on Throttling Characteristics of Hydraulic Cylinder Throttle Valve and Control Strategies for MPD

    The surface choke manifold is the core part of the Managed Pressure Drilling system, on which the adjustment of the throttle valve components is very important for exquisite control of the pressure in the well...

    Hao Shen, Hao Li, Baojiang Sun, Xuerui Wang… in Proceedings of The Fourth International Te… (2022)