Nan Zhang

Title: Innovations of Nan Zhang in Shale Gas Formation Stimulation

Introduction

Nan Zhang is a notable inventor based in Chengdu, China. He has made significant contributions to the field of shale gas extraction through his innovative methods. His work focuses on enhancing the efficiency and safety of hydraulic fracturing processes.

Latest Patents

Nan Zhang holds a patent for a "Shale gas formation oxidation induced rock burst stimulation method." This method involves performing hydraulic fracturing stimulation on a shale gas well. During the hydraulic fracturing process, he injects various fluids in a specific sequence, including slick water A, oxidation fluid, slick water containing glue liquid, catalytic decomposition fluid, and slick water B. This innovative approach integrates shale physical characteristics and chemical thermodynamic properties to optimize fracturing fluid usage and calculate the radius of the oxidation-induced rock burst. The method effectively mixes methane gas released from the shale gas formation with oxygen generated from the decomposition of hydrogen peroxide, resulting in a safe and efficient stimulation of hydraulic fractures.

Career Highlights

Nan Zhang is affiliated with Southwestern Petroleum University, where he continues to advance research in petroleum engineering and shale gas extraction techniques. His work has garnered attention for its potential to improve the yield and safety of hydraulic fracturing operations.

Collaborations

He collaborates with esteemed colleagues, including Lijun You and Rui Qian, who contribute to his research endeavors and innovations in the field.

Conclusion

Nan Zhang's innovative methods in shale gas formation stimulation represent a significant advancement in the field of petroleum engineering. His contributions are poised to enhance the efficiency and safety of hydraulic fracturing processes, making a lasting impact on the industry.