Jean-Pierre Dupraz

Title: Innovations and Patents of Jean-Pierre Dupraz

Introduction

Jean-Pierre Dupraz, based in Bressolles, France, is a prolific inventor with a remarkable portfolio of 30 patents. His contributions to the field of mechatronics and electrical engineering have significantly advanced the design and functionality of circuit-breaker devices.

Latest Patents

Among his latest innovations, Dupraz has developed a mechatronic circuit-breaker device, which is engineered to interrupt electrical currents flowing through power transmission systems. This device features a main branch that incorporates at least one electromechanical switch-disconnector, connected in series with a breaker cell that is electrically paired with a snubber and a voltage surge limiter. The auxiliary branch parallel to the main branch includes a power electronic switch, and a capacitor paired with its discharge resistance, enhancing the device’s ability to manage electrical surges efficiently.

Another significant invention is the DC circuit breaker with counter current generation. This innovative circuit-breaker device also consists of a main branch and an auxiliary branch, wherein the main branch is equipped with a mechanical switch-disconnector and a breaker cell containing a semiconductor switch. The inclusion of a snubber circuit with an energy storage element enables the device to efficiently manage current flow in different operational modes, showcasing Dupraz’s expertise in circuit design.

Career Highlights

Jean-Pierre Dupraz has honed his skills and knowledge through his work with esteemed companies such as GEC Alsthom and Alstom Technology Limited. His experience in these organizations has not only enriched his understanding of mechatronic systems but also positioned him as a leader in the innovation of electrical devices.

Collaborations

Throughout his career, Dupraz has collaborated with talented professionals, including Michel Collet and Wolfgang Grieshaber. These partnerships have facilitated the exchange of ideas and technical knowledge, contributing to the successful development of cutting-edge inventions.

Conclusion

Jean-Pierre Dupraz stands out as a key figure in the realm of innovation, particularly in mechatronics and circuit breaker technology. With 30 patents to his name and considerable industry experience, his work continues to influence advancements and set new standards in electrical engineering. His contributions not only reflect his inventive prowess but also his commitment to enhancing electronic safety and reliability.