Dongrak Kim

Title: The Innovative Contributions of Dongrak Kim

Introduction

Dongrak Kim is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of battery technology, holding 2 patents that showcase his innovative approach to energy storage systems. His work is particularly relevant in today's world, where efficient battery systems are crucial for various applications.

Latest Patents

Dongrak Kim's latest patents include advanced battery systems designed to enhance performance and efficiency. One of his patents describes a battery system that consists of a first battery, a second battery, and a battery manager. This system allows for the first battery to be electrically connected between two nodes while the second battery remains insulated until needed. The battery manager plays a critical role by detecting voltages and system currents, ensuring optimal performance by connecting the batteries in parallel when conditions are met.

Another patent focuses on a battery system that includes a first battery pack and a second battery pack, connected in parallel. This design incorporates a bidirectional power converter and a current controller, which regulates the discharge current based on the state of charge of the first battery pack. This innovation aims to improve the efficiency and longevity of battery systems, making them more reliable for various applications.

Career Highlights

Dongrak Kim is currently employed at Samsung SDI Co., Inc., a leading company in the battery manufacturing industry. His role at Samsung SDI allows him to work on cutting-edge technologies that contribute to the advancement of energy storage solutions. His expertise in battery systems has positioned him as a valuable asset to the company.

Collaborations

Throughout his career, Dongrak Kim has collaborated with talented individuals such as Jongrock Choi and Jeongkurn Park. These collaborations have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in the battery sector.

Conclusion

Dongrak Kim's contributions to battery technology through his patents and work at Samsung SDI highlight his role as an influential inventor in the field. His innovative designs and collaborative efforts continue to push the boundaries of what is possible in energy storage solutions.