Deepak Balaji Somayajula

Title: Deepak Balaji Somayajula: Innovator in Power Systems

Introduction

Deepak Balaji Somayajula is a notable inventor based in Maharashtra, India. He has made significant contributions to the field of power systems, particularly in the area of switching devices and motor diagnostics. With a total of 2 patents, his work focuses on enhancing the reliability and efficiency of electrical systems.

Latest Patents

One of his latest patents is titled "Estimation of life of switching devices." This innovation involves estimating a health signature for each switching device in a control system using various system parameters, including DC-link voltage, three-phase voltages, three-phase currents, and temperature. The health signature can be represented as the on-state resistance or on-state voltage of transistors, such as metal-oxide-semiconductor field-effect transistors (MOSFETs) and insulated-gate bipolar transistors (IGBTs). Additionally, the patent includes methods for estimating the junction temperature of each transistor, which aids in predicting their remaining useful life.

Another significant patent by Somayajula is "Motor winding fault diagnosis." This invention relates to systems and methods for detecting winding faults and their severity in brushless direct current motors before failure occurs. The methods employed include time domain-based sequence component analysis, fast Fourier transform analysis, and Hilbert analysis. Furthermore, the severity of a winding fault is determined through the analysis of the standard deviation of real mean squared values derived from motor currents.

Career Highlights

Deepak Balaji Somayajula is currently associated with Eaton Intelligent Power Limited, where he continues to innovate in the field of power management. His work has been instrumental in developing advanced solutions that enhance the performance and reliability of electrical systems.

Collaborations

Throughout his career, Somayajula has collaborated with talented professionals, including Satish Mohanty and Chaitanya Bhalwankar. These collaborations have contributed to the successful development of his innovative patents.

Conclusion

Deepak Balaji Somayajula is a prominent inventor whose work in power systems has led to significant advancements in the field. His patents reflect a commitment to improving the reliability and efficiency of electrical devices. His contributions continue to influence the industry positively.