Changqian Cao

Title: Changqian Cao: Innovator in Natural Gas Hydrate Exploitation

Introduction

Changqian Cao, an esteemed inventor based in Beijing, China, has made significant contributions to the field of geological engineering and natural gas hydrate exploitation. With a total of two patented innovations, his work aims to enhance the efficiency of extracting natural gas while addressing the challenges posed by the formation of secondary hydrates.

Latest Patents

Changqian Cao's latest inventions include a "Magnetofluid Enhanced Electromagnetic Heating Device" and "Method for Preventing and Treating Secondary Hydrates Around a Well." The magnetofluid device responds to the challenges faced during natural gas hydrate extraction, where secondary hydrates or ice formation can hinder gas migration in sediment. By generating an alternating electromagnetic field, the device efficiently heats the sediment through the magnetothermal effect produced by magnetite nanoparticles present in the sediment. Furthermore, during hydraulic fracturing, a magnetofluid containing ferromagnetic nanoparticles can be injected to improve the heating effect, thereby reducing the likelihood of hydrate formation.

His other patent focuses on a "Method and System for Predicting Disturbance Response to Injection of Carbon Dioxide into Multiscale Rock Mass." This innovation encompasses the prediction of responses to supercritical carbon dioxide injection into various rock structures, ultimately assisting in the analysis of seepage mechanics and disturbance impacts on the multi-scale rock mass.

Career Highlights

Changqian has had a noteworthy career, contributing his expertise at prestigious organizations such as the Institute of Geology and Geophysics of the Chinese Academy of Sciences, and the Chinese Academy of Sciences itself. His dedication to research and innovation has propelled advancements in the management of geological resources.

Collaborations

Throughout his career, Changqian has collaborated with talented professionals in his field, including colleagues Shengwen Qi and Bowen Zheng. These collaborations highlight his commitment to teamwork and the sharing of knowledge, which are essential in driving the innovation process forward.

Conclusion

In summary, Changqian Cao's innovations in natural gas hydrate exploitation through his patented technologies demonstrate his remarkable impact on the field. By exploring novel methods to prevent secondary hydrates and enhance extraction efficiency, he continues to contribute to sustainable energy solutions, solidifying his status as a notable inventor in geological engineering.