Alan Barnard Stewart

Title: The Innovative Contributions of Alan Barnard Stewart

Introduction

Alan Barnard Stewart, a prominent inventor based in Snyder, NY, has made significant contributions to the field of pressure swing adsorption systems through his innovative patented technologies. With a total of five patents under his name, Stewart's work has played a crucial role in enhancing the efficiency and effectiveness of gas separation technologies.

Latest Patents

Among his notable inventions is the patent titled "Indexing Rotary Dual Valve for Pressure Swing Adsorption Systems." This invention relates to a PSA system that employs an indexing rotary dual valve to precisely regulate the stepping mode of operation. It efficiently controls variable bed inlet feed flow rates and the pressure in different beds of the PSA system while also varying the output flow rate of product gases, such as high-purity hydrogen gas.

Another significant patent is "Low Void Adsorption Systems and Uses Thereof." This innovation introduces a low void pressure swing adsorption system where flow movement and pressure pulses are influenced by a hermetically sealed vessel containing an adsorbent bed. The design limits the void volume of the inlet and outlet headers, aiming for optimal performance with reduced cycle times across various bed configurations.

Career Highlights

Alan Stewart's career is closely associated with Praxair Technology, Inc., where he has contributed his expertise in gas separation technologies. His work focuses on improving the efficiency of pressure swing adsorption systems, which are integral in producing high-purity gases.

Collaborations

Throughout his career, Stewart has collaborated with several talented individuals, including Mohamed Safdar, Allie Baksh, and Frank Notaro. These partnerships have been vital in refining and advancing his innovative ideas, leading to successful patent applications and implementations in the industry.

Conclusion

Alan Barnard Stewart's innovative mindset and dedication to advancing pressure swing adsorption technologies have established him as a noteworthy inventor in his field. His contributions, highlighted by five patents, continue to influence the efficiency of gas separation processes, showcasing the importance of innovation in driving the industry forward.