Kefas Damazio-Coelho

Title: Innovations of Kefas Damazio-Coelho

Introduction

Kefas Damazio-Coelho is a notable inventor based in Nussbaumen, Switzerland. He has made significant contributions to the field of converter systems, holding 2 patents that showcase his innovative approach to electrical engineering.

Latest Patents

One of his latest patents is titled "Charging of split DC links of a converter system." This invention involves a converter system that comprises two phase modules, each with a first and second converter leg interconnected with a DC link. The system includes a charging transformer for charging the DC link, which consists of two capacitors connected in series. The design allows for efficient interconnection of outputs with various points of the DC link. Another significant patent is the "Converter circuit for damping overcurrent oscillations." This exemplary converter circuit features a converter unit with multiple actuatable power semiconductor switches connected to a capacitive energy storage circuit. The circuit is designed to limit the rate of current or voltage rise, thereby reducing undesirable oscillations in overcurrent situations.

Career Highlights

Kefas has worked with prominent companies in the industry, including ABB Technology Oy and ABB Technology AG. His experience in these organizations has contributed to his expertise in developing advanced converter systems.

Collaborations

Throughout his career, Kefas has collaborated with notable professionals such as Juerg Rauchenstein and Matthias Lüscher. These collaborations have further enriched his work and innovations in the field.

Conclusion

Kefas Damazio-Coelho is a distinguished inventor whose work in converter systems has led to valuable patents and advancements in electrical engineering. His contributions continue to influence the industry and inspire future innovations.