Location History:
- Vaasa, FI (2012)
- Tampere, FI (2013)
- Vantaa, FR (2016)
Company Filing History:
Years Active: 2012-2016
Title: Hannu Sarén: Innovator in Power Electronics
Introduction
Hannu Sarén is a notable inventor based in Tampere, Finland. He has made significant contributions to the field of power electronics, holding three patents that showcase his innovative approach to technology. His work primarily focuses on enhancing the efficiency and functionality of power transmission systems.
Latest Patents
Hannu Sarén's latest patents include a power electronics device and a power transmission method and apparatus. The power electronics device is designed as a frequency converter that incorporates liquid-cooled power units. These units consist of power semiconductor components, such as IGBTs or diodes, which are connected to power circuits. The design features a substrate arrangement that allows for effective liquid cooling and power circuit interfaces.
The power transmission method and apparatus involve controlling power transmission between electricity networks and polyphase electric machines. This system utilizes low-voltage power cells arranged in groups, ensuring that each phase of the electricity network is effectively managed. The controllable power semiconductor switches are synchronized to optimize performance.
Career Highlights
Hannu Sarén is currently employed at Vacon Oyj, a company known for its expertise in power electronics. His role involves developing innovative solutions that enhance the efficiency of power systems. His contributions have been instrumental in advancing the technology used in power electronics.
Collaborations
Hannu has collaborated with notable colleagues, including Magnus Hortans and Risto Komulainen. Their teamwork has fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies in the field.
Conclusion
Hannu Sarén's work in power electronics exemplifies the spirit of innovation and dedication to advancing technology. His patents reflect a commitment to improving power transmission systems, making a lasting impact in the industry.