Ki Chang Chang

Title: Innovations in Heat Pump Technology by Ki Chang Chang

Introduction

Ki Chang Chang is a distinguished inventor based in Daejeon, South Korea. He has made significant contributions to the field of energy research, specifically in the development of advanced heat pump systems. With a total of 3 patents to his name, Chang continues to innovate and drive improvements in energy efficiency.

Latest Patents

Two of Ki Chang Chang's latest patents focus on enhancing the functionality and efficiency of heat pump systems. The first patent details a heat pump system where multiple outdoor heat-exchanging flow paths can be alternately selected for defrosting and evaporation. This innovative design allows for simultaneous defrosting and heating operations, simplifying the heat pump system's structure while maintaining effectiveness. The refrigerant utilized in this process undergoes throttling, facilitating a seamless transition between defrosting and evaporation actions.

The second patent introduces a heat pump system capable of adjusting the amount of refrigerant stored in a liquid receiver. This system incorporates a liquid receiver valve to regulate the refrigerant's circulation based on the compressor's driving speed. Furthermore, it allows for active control through the selective opening of multiple liquid receiver refrigerant outlets, ensuring optimized performance of both the compressor and the heat pump system.

Career Highlights

Ki Chang Chang is currently employed at the Korea Institute of Energy Research, where he actively contributes to cutting-edge energy solutions. His work has positioned him as a key player in the advancement of energy-efficient technologies. His deep understanding of thermodynamics and energy systems has led to significant innovations that improve heating processes.

Collaborations

Throughout his career, Ki Chang Chang has collaborated with talented professionals in the field, including Min Soo Kim and Young Soo Lee. These collaborative efforts have led to groundbreaking advancements in heat pump technologies, reflecting the importance of teamwork in research and development.

Conclusion

Ki Chang Chang stands out as a leading inventor in the realm of heat pump technology. His three patents showcase his commitment to innovation and energy efficiency. Through his role at the Korea Institute of Energy Research and his collaborations with skilled coworkers, Chang continues to contribute significantly to the energy sector, paving the way for future advancements in sustainable energy solutions.