Yanqi Li

Title: Innovations of Yanqi Li in Fault Diagnosis Methods

Introduction

Yanqi Li is a notable inventor based in Shaanxi, China. He has made significant contributions to the field of fault diagnosis, particularly in high-speed electric multiple-unit bearings. His innovative approach combines various analytical methods to enhance the reliability and efficiency of fault detection.

Latest Patents

Yanqi Li holds a patent for a "Multi-spectrum fusion decision fault diagnosis method for high-speed electric multiple-unit bearing." This method involves several steps, including the collection of vibration acceleration signals using an acceleration sensor. It performs multi-method spectrum analysis on the data collected from various faults under constant working conditions. The process includes marking the data to construct a spectrum data set, extracting inherent fault features, and performing weight fusion on these features to create a spectrum fault feature function. The method aims to distinguish different types of faults effectively by optimizing weight combinations based on a fisher discrimination ratio.

Career Highlights

Yanqi Li is affiliated with Xi'an Jiaotong University, where he contributes to research and development in engineering and technology. His work focuses on improving diagnostic methods that can be applied in various industrial settings. His innovative techniques have the potential to enhance the performance and safety of high-speed electric multiple-unit systems.

Collaborations

Yanqi Li collaborates with esteemed colleagues, including Xingwu Zhang and Yilong Liu. Their combined expertise fosters a productive research environment that encourages innovation and the development of advanced diagnostic methods.

Conclusion

Yanqi Li's contributions to fault diagnosis methods represent a significant advancement in engineering technology. His innovative patent showcases the potential for improved reliability in high-speed electric multiple-unit systems. The collaboration with his colleagues further enhances the impact of his work in the field.