Kean Liu

Title: Kean Liu: Innovator in Information Security and Voltage Control

Introduction

Kean Liu is a prominent inventor based in Hunan, China, known for his contributions to information security and voltage control technologies. With a total of 5 patents, Liu has made significant strides in enhancing the safety and efficiency of various systems.

Latest Patents

One of Liu's latest inventions is an information security protection method and apparatus. This invention focuses on safeguarding train control and monitoring systems by implementing region boundary security, communication network security, and terminal device security. The method ensures that potential attacks from both intranet and extranet sources are effectively managed, thereby improving the overall information security capabilities of the system.

Another notable patent is a voltage control method and system. This innovation involves acquiring the current output voltage of an inverter and calculating the voltage error relative to a specified output voltage. By utilizing a fuzzy controller, Liu's method determines the target output voltage and adjusts both the amplitude and phase of the inverter's output voltage to maintain it within a preset range.

Career Highlights

Throughout his career, Kean Liu has worked with esteemed organizations such as Csr Zhuzhou Electric Locomotive Research Institute Co., Ltd. and Zhuzhou CRRC Times Electric Co., Ltd. His experience in these companies has allowed him to develop and refine his innovative ideas in the field of electrical engineering.

Collaborations

Liu has collaborated with notable colleagues, including Jing Shang and Jianghua Feng, contributing to the advancement of technology in their respective fields.

Conclusion

Kean Liu's work in information security and voltage control exemplifies his commitment to innovation and technological advancement. His patents reflect a deep understanding of complex systems and a dedication to improving safety and efficiency in engineering applications.