Chan Ki Kim

Title: **Innovations by Chan Ki Kim: A Pioneer in High-Voltage Direct Current Technology**

Introduction

Chan Ki Kim is a notable inventor based in Daejeon, South Korea, with an impressive portfolio that includes six patents in the field of electrical engineering. His work primarily focuses on high-voltage direct current (HVDC) technology, which plays a crucial role in modern power systems. This article delves into his latest patents, career highlights, and collaborations, showcasing his contributions to the innovation landscape.

Latest Patents

Among his recent inventions, Chan Ki Kim has developed two significant patents that stand out in the HVDC sector:

1. **HVDC Rectifier Protection Using Estimated and Measured Power**:

This innovative HVDC power increase controller features a command output unit that delivers a current command value based on a disturbance signal to a main controller. It includes a voltage drop determiner that compares the alternating current (AC) voltage to a critical threshold, preventing rectification failure. The power tracking determiner assesses direct current (DC) power against an estimated level linked to the current command value. The system dynamically adjusts the command output to ensure optimal performance, effectively addressing potential challenges in HVDC operation.

2. **High-Voltage Direct Current Converter Including a 12-Pulse Diode Rectifier**:

This invention comprises a high-voltage direct current converter with a 12-pulse diode rectifier, featuring two three-phase bridge diode rectifiers connected in series. This setup ensures the rectification of alternating current (AC) power inputted from a marine connection point into 12 pulses. Additionally, it incorporates a voltage-source converter responsible for regulating both the incoming AC voltage and the DC link voltage, enhancing the converter's efficiency and reliability.

Career Highlights

Chan Ki Kim works with Korea Electric Power Corporation, a leading entity in energy and utility industries. His commitment to innovation and research has established him as an influential figure in his organization and the broader field of electrical engineering. He constantly strives to push the boundaries of technology, improving the electrical systems utilized globally.

Collaborations

Throughout his career, Chan Ki Kim has had the pleasure of collaborating with talented professionals, including Hyoung Bae Moon, a dedicated coworker. Their partnership embodies the spirit of teamwork and innovation, driving advancements in HVDC technologies at Korea Electric Power Corporation.

Conclusion

Chan Ki Kim's inventions reflect his expertise and forward-thinking approach within the field of high-voltage direct current technology. With a total of six patents, his contributions continue to shape the landscape of electrical engineering. As he forges ahead, the impact of his work is sure to influence the future of power systems worldwide.