Yaofeng Lan

Title: Innovations of Yaofeng Lan in Electronic Expansion Valves

Introduction

Yaofeng Lan is a notable inventor based in Zhejiang, China, recognized for his contributions to the field of electronic expansion valves. With a total of five patents to his name, Lan has made significant advancements in the technology that enhances the efficiency and functionality of these devices.

Latest Patents

Among his latest patents is an innovative electronic expansion valve that features a rotor, a stator, and a circuit board. The rotor is equipped with a permanent magnet that contains at least two pairs of magnetic poles. The stator includes a coil supported by a bobbin, which is positioned around the permanent magnet. Additionally, a Hall sensor is integrated into the design, located on the periphery of the permanent magnet. This sensor is crucial for detecting changes in the magnetic poles of the rotor during its operation. Another significant patent involves a control system and method for the electronic expansion valve, which incorporates a step motor and a Hall sensor. This design minimizes the impact of environmental conditions on the Hall sensor's signal detection.

Career Highlights

Yaofeng Lan has worked with prominent companies such as Zhejiang Sanhua Intelligent Controls Co., Ltd. and Hangzhou Sanhua Research Institute Co., Ltd. His experience in these organizations has allowed him to refine his expertise in the development of electronic components and systems.

Collaborations

Lan has collaborated with talented individuals in his field, including Yingchong Lu and Rongrong Zhang. Their teamwork has contributed to the successful development of innovative technologies.

Conclusion

Yaofeng Lan's work in the realm of electronic expansion valves showcases his inventive spirit and dedication to advancing technology. His patents reflect a commitment to improving efficiency and functionality in electronic systems.