Sang-Hyun Um

Analysis of Transient Response Behavior and Frequency-Dependent Ground Impedances of the Carbon Ground Electrodes

Bok-Hee Lee, Kang-Soo Lee, You-Ha Kim, 2013 .

Analysis of the Ground Impedance of Ground Grids Combined with the Carbon Ground Electrodes

Bok-Hee Lee, Jong-Hyuk Choi, Kang-Soo Lee, 2013 .

Characteristics of the Switching Surge Voltages Induced at Metal Flexible Conduits Due to Ground Faults

Bok-Hee Lee, You-Ha Kim, Sang-Hyun Um, 2013 .