Qianqian Sun

Title: Innovations in Wastewater Treatment by Qianqian Sun

Introduction

Qianqian Sun is an accomplished inventor based in Nanjing, China. She has made significant contributions to the field of advanced wastewater treatment. Her innovative approach focuses on the development of a natural pyrrhotite biological filter, which addresses the critical issue of removing nitrate-nitrogen and phosphorus from water.

Latest Patents

Qianqian Sun holds a patent for her invention titled "Natural pyrrhotite biological filter and method for utilizing same to synchronously remove nitrate-nitrogen and phosphorus from water." This patent outlines a method that includes the preparation of packing material, construction of the biofilter, start-up, and operation of the biofilter. The method utilizes pyrrhotite as an electron donor to assist sulfur-based autotrophic denitrifying bacteria in reducing nitrates into nitrogen gas. Additionally, it employs pyrrhotite and its oxidates to eliminate phosphorus through adsorption and chemical precipitation. This innovative method achieves the synchronous removal of nitrate-nitrogen and phosphorus in water.

Career Highlights

Qianqian Sun is affiliated with Nanjing University, where she continues to advance her research in environmental engineering. Her work has garnered attention for its practical applications in improving water quality and sustainability.

Collaborations

Qianqian has collaborated with notable colleagues, including RuiHua Li and Junsong Hu, who have contributed to her research endeavors.

Conclusion

Qianqian Sun's innovative work in wastewater treatment exemplifies the potential of scientific research to address environmental challenges. Her contributions are paving the way for more effective methods of water purification.