Location History:
- Dublin, IE (1987)
- Glasnevin, IE (1990)
Company Filing History:
Years Active: 1987-1990
Title: The Innovative Contributions of Francis Devitt
Introduction: Francis Devitt, an accomplished inventor based in Glasnevin, Ireland, has made significant contributions to the field of electrical machines. With a portfolio that includes two patents, his work primarily focuses on advancements in control systems for variable reluctance electrical machines. Devitt’s innovations showcase a blend of theoretical knowledge and practical application in the realm of motor technology.
Latest Patents:
1. **Control Systems for Variable Reluctance Electrical Machines**: This innovative control system addresses the driving mechanisms of reluctance motors. It integrates a reference waveform generator whose output is determined by rotor position, as sensed by a dedicated sensor. The system effectively establishes the motor phase current's relative magnitude, tailored for each rotor position during energization. The generated waveforms, typically sinusoidal, are essential for optimizing motor performance.
2. **Variable Speed Variable Reluctance Electrical Machines**: In this drive system, a reluctance motor drives a load, featuring a design that includes stator and rotor poles with magnetizing windings. The small airgap facilitates saturation during pole overlap, enhancing torque across energized phases. By utilizing a rotor position sensor linked to a reference waveform generator, this design ensures the motor’s phase current is effectively managed, allowing for precise control of motor operation.
Career Highlights: Throughout his career, Francis Devitt has been associated with notable companies such as Kollmorgen Technologies Corporation and Kollmorgen Corporation. His work has not only contributed to the vitality of these organizations but also pushed the boundaries of technology in electrical engineering.
Collaborations: Devitt has collaborated with esteemed professionals, including John V Byrne and Francis McMullin. Their combined efforts have facilitated advancements in the development of control systems that enhance the efficiency and reliability of electrical machines.
Conclusion: Francis Devitt's contributions to the field of electrical machines are marked by his ingenious patents and collaborative spirit. His work continues to influence the industry, showcasing the importance of innovation in engineering. As technology advances, inventors like Devitt play a crucial role in shaping the future of energy-efficient solutions in the realm of electrical machines.