Location History:
- West Allis, WI (US) (1984)
- Wauwatosa, WI (US) (1994 - 2018)
- Greenfield, WI (US) (2013 - 2018)
Company Filing History:
36 out of 3,024 
2 out of 151 
2 out of 564 
Years Active: 1984-2018
Areas of Expertise:
Title: The Innovative Contributions of Thomas Arthur Nondahl
Introduction
Thomas Arthur Nondahl, based in Greenfield, Wisconsin, is a distinguished inventor known for his significant contributions to the field of motor drive technology. With an impressive portfolio of 42 patents, Nondahl has been at the forefront of innovations that enhance the functionality and efficiency of power conversion systems.
Latest Patents
Among his latest patents, Nondahl has developed methods for motor drives that utilize output sinewave filters. His patent on "Feedforward control of motor drives with output sinewave filter" details a sophisticated approach for operating an inverter that drives a motor load through various components, including an output filter and a transformer. This invention introduces a current regulator to balance command values against feedback, ensuring smooth operation through a cross-coupled feedforward component that enhances command accuracy.
Additionally, his patent titled "Current control of motor drives with output sinewave filter" presents a method that employs a proportional-integral (PI) current regulator for computing control output values. It includes the use of a lag compensator filter to refine inverter output command values, demonstrating Nondahl’s commitment to advancing motor drive control technologies.
Career Highlights
Throughout his career, Nondahl has worked with renowned companies such as Rockwell Automation Technologies and Reliance Electric Technologies, where he applied his expertise in electrical engineering and systems design to produce innovative solutions in power electronics and motor control systems. His contributions have not only advanced product offerings but also established new standards in the industry.
Collaborations
Collaborating with esteemed professionals like Jingbo Liu and Peter B Schmidt, Nondahl has been part of impactful teams that fostered innovative changes in motor drive technology. These collaborations underscore the importance of teamwork in achieving groundbreaking advancements in engineering.
Conclusion
Thomas Arthur Nondahl's relentless pursuit of innovation and excellence in motor drive technology has resulted in numerous patents that reflect his expertise and vision. His work continues to influence the field, paving the way for future developments that enhance the efficiency and control of motor systems across various applications.