Johanna Laukkanen

Title: Johanna Laukkanen: Innovator in Thermal Protection Technology

Introduction

Johanna Laukkanen is a notable inventor based in Rajamäki, Finland. She has made significant contributions to the field of frequency converters, particularly in thermal protection methods. Her innovative approach has led to the development of a patented technology that enhances the efficiency and safety of frequency converters.

Latest Patents

Johanna Laukkanen holds a patent for a "Method for thermal protection of frequency converter and a frequency converter." This invention includes mechanisms for controlling the output current of the frequency converter. The method involves determining predetermined data points that define a thermal current limit for a semiconductor component at specific temperatures and switching frequencies. It also establishes the highest allowable thermal current based on measured temperature and output frequency, ensuring the frequency converter operates within safe limits.

Career Highlights

Laukkanen is associated with Abb Oy, a company known for its advancements in electrical engineering and automation technology. Her work focuses on improving the reliability and performance of frequency converters, which are essential in various industrial applications. With her expertise, she has contributed to the development of safer and more efficient electrical systems.

Collaborations

Johanna has collaborated with colleagues such as Antti Tarkiainen and Ari Hyvärinen. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Johanna Laukkanen's contributions to thermal protection technology in frequency converters highlight her role as a leading inventor in her field. Her patented methods not only enhance the performance of electrical systems but also ensure their safety and reliability.