A Frequency Estimation Method Based on a Revised 3-Level Discrete Fourier Transform with an Estimation Delay Reduction Technique

by Sang-Hee Kang, Woo-Seok Seo, Soon-Ryul Nam
Published 2020-05-01

Real-Time Estimation of Power System Frequency Using a Three-Level Discrete Fourier Transform Method

by Soon-Ryul Nam, Seung-Hwa Kang, Sang-Hee Kang
Published 2014-12-01

Adaptive Phasor Estimation Algorithm Based on a Least Squares Method

by Woo-Joong Kim, Soon-Ryul Nam, Sang-Hee Kang
Published 2019-04-01

A Novel Protection Method for Single Line-to-Ground Faults in Ungrounded Low-Inertia Microgrids

by Liuming Jing, Dae-Hee Son, Sang-Hee Kang, Soon-Ryul Nam
Published 2016-06-01

An Accurate CT Saturation Classification Using a Deep Learning Approach Based on Unsupervised Feature Extraction and Supervised Fine-Tuning Strategy

by Muhammad Ali, Dae-Hee Son, Sang-Hee Kang, Soon-Ryul Nam
Published 2017-11-01

IEC 61850-Based Centralized Busbar Differential Protection with Data Desynchronization Compensation

by Myeong-Hoon Song, Sang-Hee Kang, Nam-Ho Lee, Soon-Ryul Nam
Published 2020-02-01

IEC 61850-Based Centralized Protection against Single Line-to-Ground Faults in Ungrounded Distribution Systems

by Soon-Ryul Nam, Woong-Hie Ko, Sopheap Key, Sang-Hee Kang, Nam-Ho Lee
Published 2021-01-01

A Study on Deep Neural Network-Based DC Offset Removal for Phase Estimation in Power Systems

by Sun-Bin Kim, Vattanak Sok, Sang-Hee Kang, Nam-Ho Lee, Soon-Ryul Nam
Published 2019-04-01

A Method for Increasing the Operating Limit Capacity of Wind Farms Using Battery Energy Storage Systems with Rate of Change of Frequency

by Dae-Hee Son, Muhammad Ali, Sang-Hee Kang, Jae-Haeng Heo, Soon-Ryul Nam
Published 2018-03-01

Real-Time Wavelet-Based Coordinated Control of Hybrid Energy Storage Systems for Denoising and Flattening Wind Power Output

by Tran Thai Trung, Seon-Ju Ahn, Joon-Ho Choi, Seok-Il Go, Soon-Ryul Nam
Published 2014-10-01

A Two-Stage Algorithm to Estimate the Fundamental Frequency of Asynchronously Sampled Signals in Power Systems

by Joon-Hyuck Moon, Sang-Hee Kang, Dong-Hun Ryu, Jae-Lim Chang, Soon-Ryul Nam
Published 2015-08-01

Evaluation of the Effects of Nationwide Conservation Voltage Reduction on Peak-Load Shaving Using SOMAS Data

by Soon-Ryul Nam, Sang-Hee Kang, Joo-Ho Lee, Seon-Ju Ahn, Joon-Ho Choi
Published 2013-12-01

EMS-Data-Based Load Modeling to Evaluate the Effect of Conservation Voltage Reduction at a National Level

by Seon-Ju Ahn, Joon-Ho Choi, Eun-Jae Choi, Joo-Ho Lee, Sang-Hee Kang, Soon-Ryul Nam
Published 2013-07-01