Hu Li

Title: Hu Li - Innovator in Motor Design

Introduction

Hu Li is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of motor design, holding a total of 17 patents. His innovative work focuses on reducing cogging torque and torque ripple in motors, which enhances their efficiency and performance.

Latest Patents

Among his latest patents, Hu Li has developed a motor with rotor and stator dimensions specifically designed to reduce cogging torque and torque ripple. This motor features a rotor equipped with a permanent magnet, with the number of magnet poles denoted as P. The stator includes M pieces of teeth arranged circumferentially to face the permanent magnet through a spatial gap. The relationship between the number of magnet poles and the number of teeth is defined by the formulae (2/3)M < P < (4/3)M, ensuring that M is not equal to P. Additionally, the ratio of teeth tip width to stator inside diameter is specified by the formula 0.18 < (t1/Ds) < 0.25. Another notable patent involves a motor design that maintains efficiency while effectively reducing cogging torque and torque ripple.

Career Highlights

Hu Li has worked with notable companies such as Panasonic Corporation and Panasonic Intellectual Property Management Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in motor technology.

Collaborations

Throughout his career, Hu Li has collaborated with esteemed colleagues, including Yuichi Yoshikawa and Hiroshi Murakami. These partnerships have fostered a creative environment that has led to the development of advanced motor designs.

Conclusion

Hu Li's contributions to motor design have significantly impacted the industry, showcasing his expertise and innovative spirit. His patents reflect a commitment to enhancing motor efficiency and performance, making him a notable figure in the field of engineering.