Jie Sun

Title: Inventor Jie Sun: Innovations in Motor Drive Technology

Introduction

Jie Sun, a prominent inventor based in Guangdong, China, has made significant contributions to the field of motor drive technology. With a remarkable portfolio of 10 patents, he has been instrumental in advancing methods and devices used for driving motors, showcasing his innovative spirit and technical expertise.

Latest Patents

Among Jie Sun's latest patents are two groundbreaking methods and devices for driving motors. The first patent details a method for driving a motor by synchronously calculating sampled phase current and phase voltage. This involves sampling three-phase current to obtain a current sampling value, alongside an instruction voltage or sampled voltage. The innovation lies in performing synchronous conversion on these values to maintain a current vector and a voltage vector input into a flux observer synchronously.

The second patent presents a method for driving a motor through the synchronous calculation of reconstructed phase current and phase voltage. It encompasses sampling the direct current (DC) bus current and performing phase current reconstruction to acquire three-phase current. This device also captures two sampled currents of each pulse width modulation (PWM) cycle and a command voltage, keeping the current vector and voltage vector in sync for improved performance.

Career Highlights

Jie Sun has held significant positions in reputable organizations, including Shenzhen China Star Optoelectronics Technology Co., Ltd. and South China Normal University. His work at these institutions has been pivotal in honing his skills and expertise in motor drive technology, further enriching his contributions to the field.

Collaborations

Throughout his career, Jie Sun has collaborated with talented individuals, notably Xian Yang and Zhiyou Guo. These collaborations have allowed for the exchange of innovative ideas and the advancement of various projects, enhancing the impact of their joint efforts in technological development.

Conclusion

In conclusion, Jie Sun's work in the realm of motor drive technology is marked by significant innovations and a commitment to improving efficiency and performance. His latest patents not only reflect his technical acumen but also signify advancements that could revolutionize motor applications in various industries. As an inventor, Jie Sun continues to pave the way for future innovations in motor technology.