Junjun Yuan

Title: Junjun Yuan: Innovator in Air Conditioning Technology

Introduction

Junjun Yuan is a notable inventor based in Qingdao, China. He has made significant contributions to the field of air conditioning technology, particularly in the control methods for electronic expansion valves. With a total of 2 patents, Yuan's work has enhanced the efficiency and reliability of air conditioning systems.

Latest Patents

Yuan's latest patents focus on methods for adjusting the electronic expansion valve of outdoor units in air conditioners. The first patent outlines a control method that involves obtaining real-time data such as the running frequency of the compressor, exhaust temperature, and outdoor environment temperature. By comparing these parameters with predefined set frequencies, the method allows for precise PID control of the electronic expansion valve. This innovation ensures accurate and stable control over the valve's opening amount, optimizing the performance of air conditioning systems.

The second patent also addresses the adjustment of the electronic expansion valve, emphasizing the importance of real-time data in both cooling and heating modes. The method utilizes different rules based on the operational mode of the air conditioner, further enhancing the control mechanism. This dual approach allows for improved efficiency and adaptability in varying environmental conditions.

Career Highlights

Junjun Yuan has worked with prominent companies in the air conditioning industry, including Qingdao Haier Air Conditioner General Corp., Ltd. and Haier Group Corporation. His experience in these organizations has provided him with valuable insights into the practical applications of his inventions.

Collaborations

Yuan has collaborated with several professionals in his field, including Wenming Xu and Yu Fu. These partnerships have contributed to the development and refinement of his innovative technologies.

Conclusion

Junjun Yuan's contributions to air conditioning technology through his patents demonstrate his commitment to innovation and efficiency. His work continues to influence the industry, paving the way for advancements in climate control systems.