Joseph R Poland

Title: Joseph R Poland: Innovator in Cascade Refrigeration Systems

Introduction

Joseph R Poland is a notable inventor based in Decatur, GA (US). He has made significant contributions to the field of refrigeration technology. His innovative approach has led to the development of a unique refrigeration system that enhances efficiency and performance.

Latest Patents

Joseph R Poland holds a patent for a "Cascade refrigeration system with modular ammonia chiller units." This system features an upper portion that includes at least one modular chiller unit. It provides cooling to both a low temperature subsystem and a medium temperature subsystem, which have multiple temperature loads. The modular chiller unit is designed with a refrigerant circuit that consists of a compressor, condenser, expansion device, and evaporator. The use of ammonia refrigerant mixed with a soluble oil allows for effective circulation within the circuit. A control device is programmed to modulate the expansion device's position, ensuring that the superheat temperature of the ammonia refrigerant remains within a predetermined range. This design facilitates the positive return of soluble oil from the evaporator to the compressor.

Career Highlights

Joseph R Poland is currently employed at Hill Phoenix, Inc., where he continues to innovate in the refrigeration sector. His work has been instrumental in advancing the technology used in commercial refrigeration systems.

Collaborations

Throughout his career, Joseph has collaborated with talented individuals such as Shitong Zha and David K Hinde. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Joseph R Poland is a distinguished inventor whose work in cascade refrigeration systems has made a significant impact on the industry. His innovative designs and collaborative efforts continue to drive advancements in refrigeration technology.