Norikazu Arima

Title: Norikazu Arima: Innovator in Rotating Machine Technology

Introduction

Norikazu Arima is a notable inventor based in Sagamihara, Japan. He has made significant contributions to the field of rotating machines, particularly in evaluating the remaining life of machine components. His innovative approach addresses critical issues related to galvanic corrosion and wet heat degeneration in stator coils.

Latest Patents

Norikazu Arima holds a patent for a method that evaluates the remaining life of a rotating machine coil. This patent, titled "Method for evaluating a remaining life of a rotating machine coil," focuses on assessing the longevity of a stator coil affected by galvanic corrosion and wet heat degeneration. The method involves sampling a brazing section between the stator coil clip and copper wires, measuring the joined section, and analyzing the insulating layer using infrared spectra. This comprehensive evaluation allows for accurate predictions regarding the period of water penetration and the overall health of the stator coil.

Career Highlights

Arima is associated with Kabushiki Kaisha Toshiba, a leading company in technology and innovation. His work at Toshiba has allowed him to develop and refine his patented methods, contributing to advancements in the reliability and efficiency of rotating machines.

Collaborations

Norikazu Arima has collaborated with esteemed colleagues such as Shinobu Sekito and Yukio Kanazawa. Their combined expertise has fostered a productive environment for innovation and research within the field.

Conclusion

Norikazu Arima's contributions to the evaluation of rotating machine coils highlight his role as a key innovator in the industry. His patent not only addresses significant technical challenges but also enhances the understanding of machine longevity. His work continues to influence advancements in technology and engineering.