Wanjie Song

Title: Wanjie Song: Innovator in Motor Control Systems

Introduction

Wanjie Song is a notable inventor based in Foshan, China. He has made significant contributions to the field of motor control systems, holding two patents that showcase his innovative approach to technology.

Latest Patents

Wanjie Song's latest patents include a "Motor control system and method and device for controlling power factor on motor side." This invention provides a method and device for controlling the power factor on the motor side, utilizing a control approach to manage voltage in a virtual coordinate system. The method involves calculating control values and performing PI control to ensure the power factor is manageable. Another patent is for a "Method for suppressing a speed fluctuation, a control apparatus and a compressor control system." This invention addresses speed fluctuations in permanent magnet synchronous motors by employing a series of PI controls and feedforward compensations to stabilize motor performance.

Career Highlights

Wanjie Song is currently employed at Guangdong Meizhi Compressor Co., Ltd., where he applies his expertise in motor control technologies. His work has been instrumental in advancing the efficiency and reliability of compressor systems.

Collaborations

Wanjie collaborates with talented coworkers, including Xinjie Ren and Siqing Liao, who contribute to the innovative environment at Guangdong Meizhi Compressor Co., Ltd.

Conclusion

Wanjie Song's contributions to motor control systems reflect his dedication to innovation and technology. His patents not only enhance motor performance but also pave the way for future advancements in the field.