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Junshik Um, Seonghyeon Jang, Young Jun Yoon, Seoung Soo Lee, Ji Yi Lee, Kyung Man Han, Won Jun Choi, Yong Pyo Kim, Cheol-Hee Kim and Chang Hoon Jung
Among many parameters characterizing atmospheric aerosols, aerosol mass extinction efficiency (MEE) is important for understanding the optical properties of aerosols. MEE is expressed as a function of the refractive indices (i.e., composition) and size d...
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Cheol-Hee Son, Jong-In Baek, Yong-Un Ban and Sung-Ryong Ha
This study analyzed the characteristics of flood damages and the effects of structural and non-structural flood damage mitigation measures in Korea. First, a theoretical discussion of the structural and non-structural measures to mitigate flood damages w...
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Cheol-Hee Yoo, Il-Yop Chung, Hyun-Jae Yoo and Sung-Soo Hong
Grid codes in many countries require low-voltage ride-through (LVRT) capability to maintain power system stability and reliability during grid fault conditions. To meet the LVRT requirement, wind power systems must stay connected to the grid and also sup...
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Sang-Jin Oh, Cheol-Hee Yoo, Il-Yop Chung and Dong-Jun Won
Microgrids are autonomous low-voltage power distribution systems that contain multiple distributed energy resources (DERs) and smart loads that can provide power system operation flexibility. To effectively control and coordinate multiple DERs and loads ...
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Sun-Mi Lee, Min Ok Cho, Cheol Hee Park, Yun-Chul Chung, Ji Hyeon Kim, Byoung-In Sang, and Youngsoon Um
Pág. 3459 - 3464
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