Guoyi Xu, a talented inventor based in Beijing, China, has made significant contributions in the field of renewable energy power systems. With a strong focus on primary frequency regulation and power system dynamics, Xu's work has paved the way for advancements in the integration of renewable energy sources into the power grid. Let's explore some of his latest patents, career highlights, and collaborations in more detail.

Latest Patents:

1. "Simplified Transient Model of DFIG Wind Turbine for Power System Frequency Dynamics Analysis":

This patent introduces a method for analyzing the frequency dynamics of power systems incorporating DFIG (Doubly Fed Induction Generator) wind turbines. By developing a simplified transient model including equivalent circuit and rotor motion models, Xu enables the determination of the DFIG wind turbine's impact on post-disturbance frequency variation, offering valuable insights for frequency stability management.

2. "System and Method of Primary Frequency Reserve Procurement of Power Systems Considering Multiple Damping States and Governor Limiters":

In this patent, Xu presents an innovative approach to primary frequency regulation reserve procurement for renewable energy power systems. By aggregating generators from both synchronous and renewable energy sources, Xu develops a time-domain equation to analyze system frequency dynamics in over-damped and under-damped states. The incorporation of hyperplane-based frequency stability constraints ensures stabilized system frequency, thus optimizing primary frequency reserve procurement.

Career Highlights:

Guoyi Xu is an esteemed researcher and faculty member at North China Electric Power University. With a passion for renewable energy and power system dynamics, he has dedicated his career to exploring innovative solutions to address the challenges of integrating renewable energy sources into the grid. Xu's expertise lies in primary frequency regulation, power system stability, and renewable energy control strategies.

Collaborations:

Xu's commitment to collaborative research is exemplified through his work with fellow innovators Tianshu Bi and Jiahao Liu. Together, they have conducted pioneering research on renewable energy integration and power system stability. By combining their expertise, Xu, Bi, and Liu have contributed to the development of advanced control strategies and optimization methods for renewable energy power systems.

Conclusion:

Guoyi Xu's innovative patents and accomplishments demonstrate his profound impact on the field of renewable energy power systems. Through his cutting-edge research and developments, Xu has greatly contributed to the understanding of power system dynamics and frequency regulation in the context of renewable energy integration. With ongoing collaborations and the dedication to pushing the boundaries of innovation, Xu's work continues to shape the future of sustainable energy systems.

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