Shuhei Ohtsuka

Title: **Innovative Contributions of Shuhei Ohtsuka in Injection Molding Control Technology**

Introduction

Shuhei Ohtsuka, an inventive mind hailing from Kakogawa, Japan, has made significant strides in the field of control technology. With three patents to his name, Ohtsuka has demonstrated his prowess in creating advanced systems that enhance the efficiency and performance of machinery.

Latest Patents

Among his latest innovations, Ohtsuka's work includes an **Adaptive Control Device and Adaptive Control Method**, along with a **Control Device and Control Method for Injection Molding Machine**. These inventions allow for optimal control to be performed automatically, ensuring a seamless operation. They prevent degradation of responsiveness and enhance performance by using feedback control which outputs an operation value based on both a command value and a feedback value. This feedback includes the controlled output and a compensation value from a parallel feed-forward compensator. Notably, the adaptive system also features an identification section that estimates the frequency response characteristics, leading to a refined and efficient control mechanism.

Another notable invention is his **Hydraulic Controller**, which features an accumulator linked to a main oil passage, allowing it to efficiently manage the flow of pressure oil. This controller utilizes a priority valve that ensures optimal operation during pressure storage in the accumulator, effectively balancing the flow rates through its various port configurations.

Career Highlights

Shuhei Ohtsuka is currently associated with Kawasaki Jukogyo Kabushiki Kaisha, a prestigious company known for its innovative contributions to engineering and technology. His tenure at Kawasaki has been marked by his development of cutting-edge solutions that push the boundaries of traditional engineering practices.

Collaborations

Ohtsuka's journey as an inventor is complemented by his collaborations with talented colleagues, including Toshihisa Toyota and Keita Morikawa. Together, they have worked on pioneering projects that enhance hydraulic control and adaptive machinery, fostering an environment of innovation and teamwork.

Conclusion

In conclusion, Shuhei Ohtsuka stands out as a key figure in the advancement of control technology for injection molding machines. With a focus on adaptive systems and hydraulic control, his contributions have paved the way for more efficient and effective manufacturing processes. His innovative spirit continues to inspire those in the field, promising a bright future for advancements in engineering technology.