Company Filing History:
Years Active: 1988-2004
Title: The Innovations of Rodney A Lawson
Introduction
Rodney A Lawson is a notable inventor based in Fincastle, VA (US). He has made significant contributions to the field of electrical engineering, particularly in ground fault detection and synchronous generator excitation systems. With a total of 8 patents to his name, Lawson's work has had a substantial impact on the industry.
Latest Patents
One of Lawson's latest patents is an "Apparatus and method for detecting and calculating ground fault resistance." This innovative device detects ground faults in field circuits and associated circuits that are galvanically connected. The field ground fault detector discerns ground resistance, allowing for monitoring and detection of gradual degradation. It estimates the resistance and location of ground faults during both system operation and non-operation. The invention employs a low-frequency square wave oscillator to measure ground fault resistance without blind spots when the field is energized.
Another significant patent is the "Full thyristor bridge circuit with free wheeling diode for de-excitation control and stability sensing." This circuit is designed for synchronous generator excitation systems and includes a three-phase bridge with six legs connected to an AC power supply. Each leg contains a thyristor that provides a path for device current, while a free wheeling diode serves as a de-excitation means, offering a discharge path for field current.
Career Highlights
Rodney A Lawson has built a successful career at General Electric Company, where he has been able to apply his innovative ideas and technical expertise. His work has contributed to advancements in electrical systems and safety measures in various applications.
Collaborations
Throughout his career, Lawson has collaborated with esteemed colleagues such as William Robert Pearson and Michael J D'Antonio. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.
Conclusion
Rodney A Lawson's contributions to the field of electrical engineering through his patents and collaborations highlight his role as a significant innovator. His work continues to influence the industry and improve safety and efficiency in electrical systems.