Location History:
- Knoxville, TN (US) (1993 - 1996)
- Oak Ridge, TN (US) (1996)
Company Filing History:
5 out of 266 
1 out of 89 
Years Active: 1993-1996
Title: Inventor Spotlight: Donald A. Casada
Introduction
Donald A. Casada is an innovative inventor based in Knoxville, TN, known for his contributions to the field of electrical engineering. With a total of six patents to his name, Casada has developed several groundbreaking devices aimed at improving the monitoring and analysis of electric motors.
Latest Patents
Among his latest inventions is an "Instrument for Analysis of Electric Motors Based on Slip-Poles Component." This advanced instrument allows for the remote monitoring of an operating electric motor's condition and speed. By analyzing the slip-poles component derived from the motor's current signal, the device offers straightforward evaluations of motor health, including speed, running current, and rotor bar condition. The synthesized motor sound provides an audible indication of the motor's condition, enabling relatively untrained workers to diagnose electric motors in the field without needing a trained engineer or technician present.
Another significant invention by Casada is a "Motor Monitoring Method and Apparatus Using High Frequency Current." This method utilizes high-frequency portions of the motor current spectra to assess the condition of electric motors and their driven devices. By employing a high-pass filter to remove low-frequency components of the motor current signal, the system can effectively evaluate motor and device health.
Career Highlights
Donald A. Casada has made significant contributions during his tenure at notable companies, including Martin Marietta Energy Systems, Inc. and Lockheed Martin Energy Systems, Inc. His work has been pivotal in advancing technologies related to electric motor analysis and condition monitoring.
Collaborations
Throughout his career, Casada has had the pleasure of working alongside talented individuals such as Howard D. Haynes and John C. Moyers. Their collaborations have led to innovative solutions that enhance the performance and reliability of electric motor-driven devices.
Conclusion
Donald A. Casada's innovative inventions and career contributions mark him as a noteworthy figure in the realm of electrical engineering. His latest patents reflect a commitment to creating user-friendly technologies that simplify motor diagnostics, making significant impacts in various industries.