Voltage Sag Ride-Through of Super High-Speed Turbo Compressor. - Jung-Sik Yim; Seung-Ki Sul; Ji-Seop Byeon; Sung-Il Lim (IAS, 2007)

Control Issues of High Pole Count Machines at High Speed Operation. - Jung-Sik Yim; Seung-Ki Sul; Bon-Ho Bae; Nitin Patel; Silva Hiti (IAS, 2007)

Design of Speed Control Loop of A Variable Speed Diesel Engine Generator by Electric Governor. - Seung-Hwan Lee; Jung-Sik Yim; Joon-Hwan Lee; Seung-Ki Sul (IAS, 2008)