Kiyokazu Okamoto

Title: Kiyokazu Okamoto: Innovator in Induction Motor Technology

Introduction

Kiyokazu Okamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of induction motor technology. With a total of 10 patents to his name, Okamoto's work has had a lasting impact on the industry.

Latest Patents

One of Okamoto's latest patents is a vector control apparatus for induction motors. This innovative system controls the speed of the induction motor by providing it with a speed command and a secondary magnetic flux command from an external source. The vector control apparatus operates by maintaining a vector relation equation between torque current, exciting current, slip speed, and secondary magnetic flux command, ensuring optimal performance of the induction motor. The system includes a memory component that stores a predetermined relationship between torque, detected speed values, and secondary magnetic flux commands. This allows for adjustments in secondary magnetic flux to optimize motor efficiency and minimize torque ripple.

Career Highlights

Throughout his career, Kiyokazu Okamoto has worked with notable companies such as NEC Corporation and Nippon Electric Co., Ltd. His experience in these organizations has contributed to his expertise in electrical engineering and innovation in motor technology.

Collaborations

Okamoto has collaborated with various professionals in his field, including his coworker Yukio Miyamoto. Their joint efforts have further advanced the development of induction motor technologies.

Conclusion

Kiyokazu Okamoto is a distinguished inventor whose work in induction motor technology has paved the way for advancements in electrical engineering. His innovative patents and collaborations reflect his commitment to enhancing motor efficiency and performance.