Hideaki Tsuda

Title: Innovator Hideaki Tsuda and His Contributions to Circuit Breaker Technology

Introduction

Hideaki Tsuda is a notable inventor based in Hitachi, Japan. He has been credited with three patents that enhance the functionality and efficiency of circuit breakers. His work is recognized for its intricate design and innovative approaches to electrical engineering.

Latest Patents

Two of his most recent patents include a "Commutating Type DC Circuit Breaker Arrangement" and an advanced "Vacuum Circuit Breaker." The commutating type DC circuit breaker arrangement features a vacuum circuit breaker with both movable and stationary electrodes. It incorporates a series circuit of a capacitor, a saturation reactor, and a commutating switch connected in parallel with the vacuum circuit breaker. This innovative design is equipped with an electrical relay to detect a predetermined electrode open position, ensuring a safe insulating distance is maintained.

The vacuum circuit breaker patent, on the other hand, presents a unique vacuum vessel housing a pair of electrodes. This breaker stands out due to its superior chopping current characteristics. Notably, at least one electrode contact is made from a material derived from iron group elements, with pores impregnated by silver or its alloys. This invention is designed to operate within a voltage range of 3.6 to 36 kV and handles breaking currents between 8 to 60 kA.

Career Highlights

Hideaki Tsuda is employed by Hitachi, Ltd., where he continues to make significant contributions to the field of electrical engineering. His work not only enhances product reliability but also improves safety standards across circuits employed in various applications.

Collaborations

Throughout his career, Tsuda has collaborated with notable coworkers including Kiyoji Iwashita and Shigetoshi Ouchi. These partnerships have led to the development of cutting-edge technologies in circuit protection and have enhanced the overall performance of electronic systems.

Conclusion

Hideaki Tsuda exemplifies innovation in electrical engineering through his patented inventions that contribute to safer and more efficient circuit breaker technologies. His ongoing work at Hitachi, Ltd. continues to propel advancements in the industry and serves as inspiration for future inventors.