Zhen Liu

Title: Zhen Liu: Innovator in Subsea Technology

Introduction

Zhen Liu is a notable inventor based in Houston, TX, who has made significant contributions to subsea technology. With a focus on enhancing the functionality and safety of blowout preventer (BOP) systems, Liu holds 2 patents that showcase his innovative approach to engineering challenges in the oil and gas industry.

Latest Patents

Liu's latest patents include a "Subsea Sensors Display System and Method" and a "Movement Detection Circuit of Solenoid Shear Seal Valve on Subsea Pressure Control System and Method of Detecting Movement of Solenoid Actuator." The subsea sensors display system is designed to provide real-time data about a BOP stack, featuring a display panel with multiple universal subsea displays. Each display is capable of showing values measured by sensors attached to the BOP stack. The system is powered by a J-box that connects to various power sources, ensuring reliability even in challenging subsea environments.

The movement detection circuit patent focuses on a solenoid current monitoring circuit that detects the movement of a solenoid actuator. This innovative circuit includes a solenoid drive board, a sensing resistor, and a differentiator to monitor changes in the current signal, allowing for precise detection of actuator movement based on inductance changes.

Career Highlights

Zhen Liu is currently employed at Hydril USA Manufacturing LLC, where he applies his expertise in subsea technology to develop advanced solutions for the industry. His work has been instrumental in improving the safety and efficiency of subsea operations.

Collaborations

Liu collaborates with talented professionals in his field, including Devasish Choudhury and Jeffrey A Lambert. Their combined efforts contribute to the innovative projects at Hydril USA Manufacturing LLC.

Conclusion

Zhen Liu's contributions to subsea technology through his patents and work at Hydril USA Manufacturing LLC highlight his role as a key innovator in the industry. His inventions are paving the way for safer and more efficient subsea operations.