Qishuai Yin

Title: Innovations of Qishuai Yin in Deep-Water Drilling Technology

Introduction

Qishuai Yin is a prominent inventor based in Beijing, China. He has made significant contributions to the field of deep-water drilling technology, holding a total of 7 patents. His work focuses on enhancing the safety and efficiency of drilling operations, particularly in challenging underwater environments.

Latest Patents

One of Qishuai Yin's latest patents is the "Deep-water drilling gas kick pilot-scale apparatus." This innovative apparatus includes a simulation wellbore with an upper wellbore transitioning to a lower wellbore through a variable cross section. It features a drilling tool with an annular space formed between the tool and the simulation wellbore, a gas-injection system comprising an air compressor and a gas-injection pipeline, and a mud circulation system that includes a mud supply source, pumps, and a mud-return pipeline. Additionally, it incorporates a Coriolis mass flowmeter on the mud-return pipeline and a Doppler sensor installed on the upper wellbore, along with a built-in pressure gauge carrier connected between a drill pipe and a drill bit.

Another notable patent is the "Internal spiral conduit bearing capacity reinforcing device and method for using the same." This device comprises a reinforcing mechanism with a reinforcing body and a reinforcing disc connected to its lower portion. The design includes multiple reinforcing rib plates spaced apart in a circumferential direction, enhancing the area of action between the riser or surface conduit and the seabed soil. This innovation aims to increase the bearing capacity of the conduit, ensuring safety and high efficiency during on-site exploration and development operations.

Career Highlights

Qishuai Yin is affiliated with the China University of Petroleum, where he continues to advance research and development in drilling technologies. His expertise and innovative approaches have positioned him as a key figure in the field.

Collaborations

Qishuai has collaborated with notable colleagues, including Jin Fang Yang and Shanshan Shi, contributing to various projects and innovations in deep-water drilling.

Conclusion

Qishuai Yin's contributions to deep-water drilling technology through his patents and collaborations highlight his role as an influential inventor in the field. His work continues to pave the way for advancements in safe and efficient drilling practices.