Pezhman Nafissi

Title: Pezhman Nafissi: Innovator in Model Predictive Control Technology

Introduction

Pezhman Nafissi is a notable inventor based in Vancouver, Canada. He has made significant contributions to the field of process control, particularly in the application of model predictive control (MPC) technology. His innovative approach has led to advancements in automatic grade change control for paper machines.

Latest Patents

Nafissi holds a patent for the "Application of model predictive control (MPC)-based forced ramping of process input variables and process output reference trajectory design over a prediction horizon for MPC-based paper machine grade change control." This patent introduces a controller reference trajectory design technique that enhances the performance of automatic grade changes. The key techniques include the automatic determination of process output reference trajectory delays, providing the entire planning process output reference trajectory ramp at the start of the grade change, and utilizing forced ramping of process inputs for optimal coordination. These innovations result in faster and more efficient grade changes, simplifying the setup and maintenance of the automatic grade change package.

Career Highlights

Nafissi is currently employed at Honeywell GmbH, where he continues to develop and refine his innovative technologies. His work has positioned him as a leader in the field of process control, contributing to the efficiency and effectiveness of industrial operations.

Collaborations

Throughout his career, Nafissi has collaborated with talented professionals, including Johan Backstrom and Joyce Choi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Pezhman Nafissi's contributions to model predictive control technology have significantly impacted the efficiency of automatic grade changes in paper machines. His innovative techniques and collaborative spirit continue to drive advancements in the field.