Thomas Schaad

Title: Thomas Schaad: Innovator in Modular Multilevel Converters

Introduction

Thomas Schaad is a notable inventor based in Oberbipp, Switzerland. He has made significant contributions to the field of electrical engineering, particularly in the development of modular multilevel converters. With a total of 2 patents, Schaad's work focuses on enhancing the efficiency and functionality of power conversion systems.

Latest Patents

Schaad's latest patents include an innovative design for an AC-to-AC modular multilevel converter (MMC) with a reduced number of converter arms. This converter is configured to connect a three-phase AC system to a single-phase AC system. The design features a number of converter arms arranged in a ring, allowing for a circulating current to flow through each arm. Each converter arm consists of series-connected converter cells, with phase terminals strategically placed to separate the arms. This configuration optimizes the connection between the three-phase and single-phase systems.

Another significant patent is a method for operating a converter circuit. This method involves controlling the power semiconductor switches in both the rectifier and inverter units of the converter circuit. By blocking the rectifier switch signal under specific conditions, the method aims to reduce losses during the no-load state of the converter circuit.

Career Highlights

Throughout his career, Thomas Schaad has worked with prominent companies in the industry, including Hitachi Energy Switzerland AG and ABB Technology AG. His experience in these organizations has allowed him to refine his expertise in power electronics and contribute to groundbreaking innovations.

Collaborations

Schaad has collaborated with several professionals in his field, including Michail Vasiladiotis and Jan Svensson. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in technology.

Conclusion

Thomas Schaad is a distinguished inventor whose work in modular multilevel converters has made a significant impact on the field of electrical engineering. His innovative patents and career achievements reflect his dedication to advancing power conversion technologies.