Liwei Qiu

Title: The Innovative Contributions of Liwei Qiu

Introduction

Liwei Qiu is a prominent inventor based in Hangzhou, China. He has made significant contributions to the field of electric machinery through his innovative patent. His work focuses on enhancing the detection capabilities within magnetic circuits, which is crucial for the efficient operation of electric machinery.

Latest Patents

Liwei Qiu holds a patent for a "Device and method for detecting slot wedge, air gap and broken rotor bar in magnetic circuit of electric machinery." This device utilizes a sequential circuit that generates double concurrent pulses. The sequential circuit is connected to driving power modules, which in turn connect to front-end interface circuits. These circuits convert the double concurrent pulses into corresponding magnetic-field pulses. The magnetic-field pulses are then transmitted to power supply terminals on adjacent phases of stator windings through impedance matching pins. This innovative approach allows for the detection of slot wedges, air gaps, and broken rotor bars, thereby improving the reliability of electric machinery.

Career Highlights

Liwei Qiu is associated with Hangzhou Henuova Technology Co., Ltd., where he continues to develop and refine his inventions. His work has garnered attention for its practical applications in the field of electric machinery. With a focus on enhancing detection methods, Qiu's contributions are paving the way for advancements in technology.

Collaborations

Liwei Qiu collaborates with notable colleagues such as Yuewu Zhang and Weixing Yang. Their combined expertise fosters an environment of innovation and creativity, leading to the development of cutting-edge technologies in their field.

Conclusion

Liwei Qiu's innovative work in the detection of magnetic circuit anomalies showcases his commitment to advancing electric machinery technology. His patent reflects a significant step forward in ensuring the reliability and efficiency of electric machinery systems.