Ge Cao

Title: Innovations of Ge Cao in Microgrid Control Technologies

Introduction

Ge Cao is a prominent inventor based in Nanjing, China, known for his contributions to microgrid control technologies. He holds three patents that focus on decentralized voltage control methods and general distributed control methods for multi-microgrids. His work aims to enhance the efficiency and reliability of power systems, particularly in decentralized environments.

Latest Patents

One of Ge Cao's latest patents is a "Decentralized voltage control method for microgrid based on nonlinear state observers." This innovative method involves establishing a large-signal model of distributed generations, connection networks, and impedance-type loads within the microgrid. It also includes creating a Luenberger-like nonlinear state observer for each distributed generation, allowing for real-time estimation of dynamic characteristics based on local measurements. This control method effectively manages voltage without relying on communication transmission, thus mitigating issues related to communication latency and data drop-out.

Another significant patent is the "General distributed control method for multi-microgrids with PQ control and droop control." This invention outlines a systematic approach to maintain power balance across multi-microgrids. It includes steps for primary control, determining predefined group consensus values, and adjusting output powers for secondary control. This method eliminates the need for a central controller and complex communication topologies, making it adaptable to changes in communication structures.

Career Highlights

Ge Cao is affiliated with Southeast University, where he continues to advance research in microgrid technologies. His work has significantly impacted the field, particularly in developing decentralized control methods that enhance the operational efficiency of microgrids.

Collaborations

Ge Cao has collaborated with notable colleagues, including Wei Gu and Guannan Lou. Their joint efforts have contributed to the advancement of innovative solutions in the field of microgrid control.

Conclusion

Ge Cao's innovative patents and research in microgrid control technologies demonstrate his commitment to improving power system efficiency and reliability. His work continues to influence the development of decentralized control methods, paving the way for future advancements in the energy sector.