Sehyun Kim

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Contents

Education

* Yonsei University
 - Combined M.S. & Ph.D. Program (Since 2012)
 - School of Electrical & Electronic Engineering
* UCLA (University of California, Los Angeles)
 - Bachelor of Science (Class of 2011)
 - Henry Samueli School of Engineering and Applied Science, Electrical Engineering Department

Research Areas

* HVDC (High Voltage Direct Current)
* FACTS (Flexible AC Transmission System)
* Subsynchronous Torsional Interaction (SSTI)
* Superconducting Fault Current Controller
* Power Quality Enhancement
* Voltage Sourced Converters
* Current Sourced Converters
* Modular Multilevel Converters
* Energy Storage Systems

Involved Projects

* Superconducting Fault Current Controller
 -6.6kV급 단상 스마트 초전도 사고전류 제어기 개발 (에너지기술평가원) / 
  Development of 6.6kV Single Phase Superconducting Fault Current Controller, 2011~2014 
* HVDC (High Voltage Direction Current) Planning & Application
 - 대전력 장거리 송전방식 대안수립에 대한 연구 (한국전력) /  
   Study on Establishment of Alternative Method for Long Distance Power Transmission (KEPCO), 2013~2014
* FACTS (Flexible AC Transmission System) Planning & Application
 - 송전망 확충의 사회적 수용성을 고려한 FACTS 확대적용에 대한 연구 (한국전력) /  
   Application of FACTS Devices for improving power stability and transfer capability complying public acceptance (KEPCO), 2014~2015
* Small Generation Interconnection Procedure (SGIP)
 - 신재생 계통 검토 기준 제시 및 공용망 보강에 대한 정책적 방향 도출에 관한 연구 (한국전력) /  
   A Study on Power Grid Examination Standards of Renewable Energy and Policy of Public Network Reinforcement (KEPCO), 2016~2017
* Subsynchronous Torsional Interaction (SSTI) Analysis
 - 영남지역 계통안정도 향상을 위한 FACTS 적용 타당성 분석에 대한 연구 (한국전력) /  
   Analysis on SSTI between power plant and peripheral FACTS devices, and stability enhancement of Korea power system (KEPCO), 2016~2017
* Development of parameter selection guideline for MMC-HVDC
 - MMC 계통연계 제어/운영 기술연구 (효성중공업) /  
   Development of an engineering tool for determining important parameters in MMC for successful integration to the power system (Hyosung Heavy Industry), 2017

Publications

International Journals

* J. Shim, T. Nam, S. Kim, and K. Hur, "On the Reclose Operation of Superconducting Fault Current Controller for Smart Power Grid With Increasing DG," IEEE Trans. on Applied Supercon. VOL. 23, NO. 3, pp. 5603004 JUNE 2013. 

International Conferences

* H. J. Lee, S. Kim, H. Kim, K. Hur, et al, "Integrating TCSC to Enhance Transmission Capability and Security: Feasibility studies for Korean Electric Power System", IEEE PES-GM 2016, Boston, U.S., Jul. 2016
* S. Kim, H. Kim, and K. Hur, "Improvement of Transient Stability through Exploiting HVDC Overloading Capability considering FACTS Interaction", International High Voltage Direct Current 2015 Conference, Seoul, Korea, Oct. 2015 
* S. Kim , J. Shim, E. A. Al-Ammar, and K. Hur, "Grid-Adaptive Limitation of Short Circuit Current Contribution of Wind Power Plant with Superconducting Fault Current Controller,", IEEE PES-GM 2015, Denver, U.S., Jul. 2015
* J. Shim, S. Kim, T. Jeong, and K. Hur,"Deployment of Superconducting Fault Current Controllers and Its Impact on Power Quality  Issues, Analysis and Control" ASC2012, Portland, U.S. , Oct. 2012
* J. Shim, T. Nam, S. Kim, and Kyeon Hur,"On the Reclose Operation of Superconducting Fault Current Controller for Smart Power Grid with Increasing Distributed Generation" ASC2012, Portland, U.S. , Oct. 2012

Patents

Korean Patents

* Patent
 - 김세현, 김희진, 심재웅, 허견, "사고 전류 제어 장치 및 그 방법" (An Apparatus For Controlling Fault Currents and A Method Thereof) (등록 10-1542049), 30/07/2015
 - 심재웅, 김세현, 허견, "과전류를 제한하는 보호 협조 회로 및 방법" (Protection Coordination Circuit for Limiting Overcurrent and Method thereof) (출원 10-2014-0086814), 10/07/2014

* Patent Application
 - 김세현, 김희진, 심재웅, 허견, "사고 전류 제어 장치 및 그 방법" (An Apparatus For Controlling Fault Currents and A Method Thereof) (출원 10-2014-0098332), 31/07/2014
 - 심재웅, 김세현, 허견, "과전류를 제한하는 보호 협조 회로 및 방법" (Protection Coordination Circuit for Limiting Overcurrent and Method thereof) (출원 10-2014-0086814), 10/07/2014



Awards

 * HVDC Technical Seminar 2016, The Korean National Committee of CIGRE, Best Presentation Award, "Improvement of Transient Stability of Korean Power System Utilizing HVDC and FACTS"
 * HVDC Technical Seminar 2018, The Korean National Committee of CIGRE, Best Presentation Award, "Generic Analysis of Designing MMC-HVDC for multi-infeed with LCC-HVDC"
 * IEEE Seoul Section, Student Paper Contest 2015, Bronze Paper Award. 
 * International High Voltage Direct Current 2015 Conference, Best Paper Award, "Improvement of Transient Stability through Exploiting HVDC Overloading Capability considering FACTS Interaction"




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