Yaoxin Qian is an accomplished inventor based in Missouri City, TX (US). He has made significant contributions to the field of downhole technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and effectiveness of drilling operations.

Latest Patents

One of Yaoxin Qian's latest patents is titled "Active alternator control in a downhole tool string." This innovative downhole system includes a drill string with a drilling fluid flow channel and at least one turbine alternator deployed within the flow channel. The turbine alternator is designed to convert flowing drilling fluid into electrical power. A voltage bus is configured to receive this electrical power from the turbine alternator, while at least one electrical motor is set up to receive power from the voltage bus. An electronic controller actively manages the turbine alternator by processing the desired speed of the electrical motor to generate a desired torque current. This current is then fed forward to the turbine alternator, which adjusts the electrical power provided to the voltage bus in response to the desired torque.

Career Highlights

Yaoxin Qian is currently employed at Schlumberger Technology Corporation, a leading company in the oil and gas industry. His work at Schlumberger has allowed him to apply his innovative ideas to real-world challenges in drilling technology.

Collaborations

Throughout his career, Yaoxin Qian has collaborated with notable colleagues, including In Chul Jang and Mustafa Kamil Guven. These collaborations have further enriched his work and contributed to advancements in the field.

Conclusion

Yaoxin Qian's contributions to downhole technology through his patents and work at Schlumberger Technology Corporation highlight his role as a key innovator in the industry. His inventions are paving the way for more efficient drilling operations, showcasing the importance of innovation in this field.