John J Lescisin

Title: Innovator John J Lescisin: Pioneering Pressure Pulse Cleaning Methods

Introduction

John J Lescisin, an inventive spirit hailing from Pittsburgh, PA, has carved out a notable presence in the realm of engineering through his innovative contributions. With a total of two patents, Lescisin focuses on enhancing the efficiency and reliability of heat exchangers, particularly in delicate environments such as nuclear steam generators.

Latest Patents

One of John J Lescisin's most significant contributions is his latest patent, the "Pressure Pulse Cleaning Method." This method innovatively addresses the issue of sludge and debris accumulation in heat exchanger vessels. It outlines a procedure that involves the introduction of a sufficient volume of liquid, such as water, to ensure the lower portion of the steam generator, including the tubesheet, is submerged. By generating a succession of pressure pulses from strategically placed pressure pulse generators, shock waves are created that effectively loosen and remove the accumulated sludge and debris. This method ensures that the forces exerted remain safely below the yield and fatigue limits of the heat exchanger tubes and other components, demonstrating a careful balance of efficiency and safety.

Career Highlights

Currently, John J Lescisin is affiliated with the esteemed Westinghouse Electric Corporation, a major player in the energy sector. His work contributes to advancements in nuclear energy technology, specifically focusing on operational efficiency and maintenance protocols for critical equipment.

Collaborations

Throughout his career, Lescisin has collaborated with talented peers such as Richard D Franklin and Gregg D Auld. These collaborations reflect a commitment to teamwork and innovation, further enriching the development of advanced solutions within the industry.

Conclusion

John J Lescisin stands out as a creative inventor dedicated to enhancing the performance and maintenance of heat exchangers through innovative methodologies. His contributions, especially in the area of sludge removal in nuclear steam generators, highlight the importance of inventive thinking in solving complex engineering challenges. With continued support from his colleagues at Westinghouse Electric Corporation, Lescisin's future endeavors promise to impact the field significantly.