Company Filing History:
Years Active: 2020
Title: Innovations of Liqiang Yuan
Introduction
Liqiang Yuan is a prominent inventor based in Beijing, China. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced energy routing technologies. With a total of three patents to his name, Yuan's work reflects a commitment to innovation and practical applications in energy management.
Latest Patents
Yuan's latest patents include the "Electrical Energy Router" and "Electrical Energy Router Submodule." This invention features cascaded submodules, each comprising a rectifying stage and an isolating stage. The rectifying stage utilizes a neutral point clamped full bridge structure, while the isolating stage incorporates a DC-DC converter with a primary side, secondary side, and transformer. The primary side is designed with a neutral point clamped half bridge, connecting to a DC bus line of the rectifying stage. Another notable patent is the "IGBT Modeling Method and Circuit Simulation Method." This method involves creating piece-wise line functions that describe the collector-emitter voltage, collector current, and gate-emitter voltage of the IGBT during both switching-on and switching-off transients, based on the internal structure and transient processes of the IGBT.
Career Highlights
Liqiang Yuan is affiliated with Tsinghua University, a prestigious institution known for its research and innovation in technology and engineering. His role at the university allows him to engage in cutting-edge research and collaborate with other experts in the field.
Collaborations
Yuan has worked alongside notable colleagues such as Zhengming Zhao and Kainan Chen. Their collaborative efforts contribute to the advancement of technology and innovation in electrical engineering.
Conclusion
Liqiang Yuan's contributions to the field of electrical engineering through his patents and research at Tsinghua University highlight his role as a significant innovator. His work continues to influence the development of energy routing technologies and circuit modeling methods.
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