Ingemar Blidberg

Title: Inventor Ingemar Blidberg: A Pioneer in Converter Technology

Introduction

Ingemar Blidberg, hailing from Ludvika, Sweden, is an accomplished inventor recognized for his significant contributions to the field of electrical engineering. With a total of three patents to his name, Blidberg has demonstrated innovative thinking and practical application in developing technologies that enhance power conversion systems.

Latest Patents

Blidberg's latest innovations include a patent for a converter and a method for controlling said converter. This method enhances the conversion of direct current (dc) voltage into alternating current (ac) voltage, and vice versa. His approach involves the unique configuration where the converter’s output can be connected through various main states, allowing for a smoother transition between states via a minor commutation loop. This feature includes a delayed turn-on sequence for semiconductor elements, optimizing the performance of the converter.

Another noteworthy patent is his work on a Voltage Source Converter (VSC), designed for converting direct voltage to alternating voltage, and potentially the reverse. This innovative VSC consists of at least one phase leg configured according to a Neutral Point Clamped (NPC) connection. In this design, two of the four current valves and their corresponding rectifying components are arranged strategically to ensure that commutation currents are diverted in opposing directions, enhancing the efficiency and reliability of the converter.

Career Highlights

Throughout his professional journey, Ingemar Blidberg has collaborated with reputable companies, notably ABB AB and Asea Brown Boveri AB. His experience in these organizations has allowed him to refine his engineering skills and contribute significantly to advancements in power conversion technology.

Collaborations

Ingemar has worked alongside notable colleagues, including Olle Ekwall and Björn Jacobson. Their combined expertise has fostered a collaborative environment that promotes innovative solutions to complex engineering challenges, further enhancing the impact of their joint efforts in the field.

Conclusion

Ingemar Blidberg stands out as a pioneering inventor in the realm of converter technology. His contributions, encapsulated in his patents, reflect a dedication to improving electrical systems and a commitment to innovation. With his impressive career and collaborations, Blidberg continues to influence the future of power conversion technologies.