David R Ellis-Anwyl

Title: Innovator Spotlight: David R. Ellis-Anwyl

Introduction: David R. Ellis-Anwyl is an accomplished inventor based in Long Beach, California. With a total of three patents, he has made significant contributions to the field of digital control systems, particularly in the operation and protection of submersible pump motors used in oil wells. His innovative solutions not only enhance performance but also ensure the safety and longevity of essential equipment.

Latest Patents: David's latest patents include a cutting-edge digital logic control system designed for three-phase submersible pump motors. This system is engineered to comprehensively monitor the current of each phase, providing protection against both underload and overload conditions. In the event of an underload, the pump motor is automatically restarted after a predetermined time delay, which is designed to eliminate unwanted shutdowns due to transient conditions. Additionally, the system can sense downhole temperature and pressure, automatically de-energizing the motor when conditions exceed safe limits.

Another significant patent from David focuses on an overload protection system for three-phase submersible pump motors. Similar in its operational principles, this system incorporates a solid-state digital logic control that effectively monitors phase currents to minimize risks associated with overload conditions. It also implements a variable time delay for shutdown, ensuring that higher overloads prompt quicker responses, thus enhancing the reliability of the equipment.

Career Highlights: David R. Ellis-Anwyl's career has been marked by his affiliation with BorgWarner Inc., a company renowned for its expertise in the automotive industry. His advancements in technology contribute to the company's commitment to providing superior products. The ability to innovate and protect vital machinery speaks to his dedication and proficiency as an inventor in the modern engineering landscape.

Collaborations: Working alongside his colleague Joseph E. Vandevier, David has furthered his research initiatives and product development efforts within BorgWarner Inc. Their collaboration exemplifies the power of teamwork in driving innovations forward and enhancing the function and reliability of technical systems.

Conclusion: David R. Ellis-Anwyl's innovative contributions to digital logic control systems are paving the way for safer and more efficient operations in submersible pump motors used in oil well applications. His dedication to enhancing industrial technology reflects the importance of inventors in shaping the future of various industries. With ongoing advancements, David's work continues to inspire future innovations in engineering and technology.