Ruizhi Jiang

Title: **Innovator Ruizhi Jiang: Advancements in Relay Protection and Current Converter Systems**

Introduction

Ruizhi Jiang, an accomplished inventor based in Xuchang, China, has made significant contributions to the field of electrical engineering. With a total of two patents to his name, Jiang is particularly noted for his innovative methods that enhance the functionality and safety of smart substations and current converter control systems.

Latest Patents

Jiang's latest patents include a method for preventing misoperations of relay protection devices in smart substations. This innovative approach involves analyzing CPU operation results from two operation records and calculating their similarity through structured methods. By determining if their similarity exceeds a predetermined threshold, the invention effectively prevents misoperations, ensuring greater reliability of safety mechanisms in electrical systems.

His other notable patent, a differential protection method for bridge circuits in current converter control systems, provides a rapid and efficient way to determine the need for relay protection. This method involves obtaining sample values of three-phase currents, calculating their absolute values, and determining whether protective measures should be activated. The invention significantly reduces equipment failures by ensuring timely circuit disconnections.

Career Highlights

Ruizhi Jiang has built his expertise while working at prominent companies in the electrical sector, notably XJ Group Corporation and XJ Electric Co., Ltd. His career has been marked by a commitment to advancing technologies that improve system efficiency and safety in electrical applications.

Collaborations

Throughout his career, Jiang has collaborated with colleagues such as Xing Liu and Leitao Wang, contributing to various projects and innovations that have furthered the field of electrical engineering. Their teamwork has fostered a productive environment where ideas are shared and refined, leading to groundbreaking solutions.

Conclusion

Ruizhi Jiang stands out as an influential inventor whose work is shaping the future of electrical engineering. His patented inventions demonstrate a clear dedication to enhancing the safety and efficiency of relay protection systems and current converters. Through his career and collaborations, Jiang continues to push boundaries and inspire advancements in the industry.