Zhiguo Lu

Title: Innovations of Zhiguo Lu in Intelligent Circuit Breaking

Introduction

Zhiguo Lu is a notable inventor based in Shenzhen, China. He has made significant contributions to the field of electrical engineering, particularly in the area of adjustable speed drives. His innovative approach has led to the development of a unique patent that enhances the efficiency and safety of electrical systems.

Latest Patents

Zhiguo Lu holds a patent titled "System and method for intelligent circuit breaking in adjustable speed drives." This invention involves an ASD circuit that includes an input, a solid-state switch rectifier bridge, a DC link, and a DC link capacitor bank. The design features a pre-charge circuit that connects the input to the DC link capacitor bank, utilizing pre-charge relays that operate in two states. In the normal operating state, the relays allow the AC power input to power the rectifier bridge. In the pre-charge operating state, the relays enable the AC power input to pre-charge the DC link capacitor bank through a pre-charge resistor. Additionally, a protection relay is integrated into the circuit to prevent connection to the DC link capacitor bank during a capacitor short circuit, ensuring safety and reliability.

Career Highlights

Throughout his career, Zhiguo Lu has worked with prominent companies such as Eaton Corporation and Eaton Intelligent Power Limited. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects in the field of power management and electrical systems.

Collaborations

Zhiguo Lu has collaborated with talented individuals in his field, including Xiaoling Li and Huaqiang Li. These partnerships have fostered a creative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Zhiguo Lu's contributions to the field of electrical engineering, particularly through his patent on intelligent circuit breaking, demonstrate his commitment to innovation and safety in electrical systems. His work continues to influence the industry and inspire future advancements.