Yan Han

Title: Innovations by Yan Han in Electric Leakage Detection

Introduction

Yan Han is an accomplished inventor based in Hangzhou, China. He has made significant contributions to the field of electric leakage detection, holding a total of 3 patents. His work focuses on enhancing the safety and reliability of electrical appliances through innovative technology.

Latest Patents

One of Yan Han's latest patents is a chip for the detection of basic electric leakage on a residual current protector. This chip is designed to identify electric leakage signals generated during the normal operation of electrical appliances, which do not trigger the residual current protector. The chip includes various components such as a peak detection circuit, a clock generator, and an analog-to-digital converter, ensuring that it can effectively eliminate basic electric leakage signals without disrupting the normal operation of the load.

Another notable patent is the self-check chip of a leakage protector. This self-check chip features a power-on reset circuit, a reference voltage module, and a digital processing module, among other components. It monitors the open-circuit condition of a trip coil and generates necessary signals for self-checking and leakage triggering, thereby enhancing the functionality and safety of leakage protectors.

Career Highlights

Yan Han is affiliated with Zhejiang University, where he continues to innovate and develop new technologies. His work has garnered attention for its practical applications in improving electrical safety.

Collaborations

Yan has collaborated with notable colleagues, including Yuji Qian and Jun Sun, who contribute to his research and development efforts.

Conclusion

Yan Han's contributions to electric leakage detection technology demonstrate his commitment to enhancing electrical safety. His innovative patents reflect a deep understanding of the challenges in this field and provide effective solutions for modern electrical appliances.