International journal papers

2023

[29]  Jiyeon Jang, Dohun Kim, and Insu Kim, "Singularity handling for unbalanced three-phase transformers in Newton-Raphson power flow analyses using Moore-Penrose Pseudo-inverse," IEEE Access, Vol. 11, pp. 40657-40674, April 2023. https://doi.org/10.1109/ACCESS.2023.3269503 

[28]  Beopsoo Kim and Insu Kim, "A case study of stand-alone hybrid power systems for a data center using HOMER and DIgSILENT," Energy Reports, Vol. 9, Supplement 1, pp. 1136-1143, March 2023. https://doi.org/10.1016/j.egyr.2023.02.044

2022

[27]   Kwonchul Kim, Youngjae Kim, Beopsoo Kim, and Insu Kim, "A Study on Optimizing Underground Cable Maintenance and Replacement Cycles," Journal of Electrical Engineering & Technology,  Vol.18, No. 4, pp. 2015-2023, July 2022. https://doi.org/10.1007/s42835-021-00979-z

[26]   Insu Kim, Beopsoo Kim, and Denis Sidorov, "Machine Learning for Energy Systems Optimization," Energies, Vol. 15, No. 4116, pp. 1-8, June 3, 2022. https://doi.org/10.3390/en15114116 

[25]   Seung-Wan Son, Dong-Hyeon Lee, Insu Kim, Changhyun Chung, Hyoungkwon Kim, Dongjin Yoon, Joohan Lee, "A New Design of the Objective Function for the Optimal Allocation of Distributed Generation with Short-Circuit Currents," Journal of Electrical Engineering & Technology,  Vol. 17, No. 3, pp. 1487-1497, May 2022. https://doi.org/10.1007/s42835-021-00978-0

2021

[24] Jaemin Park, Haesung Jo, Insu Kim, "The selection of the most cost-efficient distributed generation type for a combined cooling heat and power system used for residential customers," Energies, Vol.14. No. 5606, September 7, 2021. https://doi.org/10.3390/en14185606

[23] Insu Kim, "The Expected Values of Self- and Mutual Impedances of Overhead Lines and Impacts of on Sags and Phase Conductor Imbalances: Part 2," IEEE Access, Vol. 9, pp. 122274-122283, Aug. 24, 2021. DOI: 10.1109/ACCESS.2021.3107575 

[22] Insu Kim, "A New Single-Logarithmic Approximation of Carson’s Ground-Return Impedances—Part 1," IEEE Access, Vol. 9,  pp. 103850 - 103861, July 15, 2021.  DOI: 10.1109/ACCESS.2021.3097377 

[21] Haesung Jo, Jaemin Park, and Insu Kim, "Environmentally constrained optimal dispatch method for combined cooling, heating, and power systems using two-stage optimization," Energies,  Vol. 14, No. 4135, July 8, 2021. https://doi.org/10.3390/en14144135 

[20] Donghyeon Lee, Seungwan Son, and Insu Kim, "Optimal allocation of large-capacity distributed generation with the Volt/Var control capability using particle swarm optimization," Energies, Vol. 14, No. 3112,  May 26, 2021. https://doi.org/10.3390/en14113112

[19] Insu Kim, "An approximate model for calculating three-phase line series impedance using the knee point selection method," International Transactions on Electrical Energy Systems, Vol. 31, No. 4,  April 2021.  https://doi.org/10.1002/2050-7038.12808 

[18] Insu Kim, "A short-circuit analysis algorithm capable of analyzing unbalanced loads and phase shifts through transformers using the Newton-Raphson power-flow calculation, sequence, and superposition methods," International Transactions on Electrical Energy Systems, Vol. 31, No. 4, April 2021. https://doi.org/10.1002/2050-7038.12653 

[17] Beopsoo Kim, Nikita Rusetskii, Haesung Jo, and Insu Kim, "The optimal allocation of distributed generators considering fault current and levelized cost of energy using the particle swarm optimization method, " Energies, Vol. 14, No. 418, January 13, 2021. https://doi.org/10.3390/en14020418

[16] Insu Kim, "A calculation method for the short-circuit current contribution of current-control inverter-based distributed generation sources at balanced conditions," Electric Power Systems Research, Vol. 190, January 2021. https://doi.org/10.1016/j.epsr.2020.106839

2020

[15] Insu Kim, "The modeling of tap-changing transformers and P-V buses using the sensitivity impedance matrix," International Transactions on Electrical Energy Systems, Vol. 30, No. 12, pp.1-19, December 2020.  https://doi.org/10.1002/2050-7038.12629 

[14]   Insu Kim and Ronald G. Harley, "Examination of the effect of the reactive power control of photovoltaic systems on electric power grids and the development of a voltage-regulation method that considers feeder impedance sensitivity," Electric Power Systems Research, Vol. 180, March 2020. https://doi.org/10.1016/j.epsr.2019.106130

[13]   Insu Kim, "The optimization of the location and capacity of reactive power generation units using a hybrid genetic algorithm incorporated by the bus impedance power-flow calculation method," Applied Sciences, Vol. 10, No. 3, February 4, 2020. https://doi.org/10.3390/app10031034  

2019

[12]   Insu Kim and Shuo Xu, "Bus voltage control and optimization strategies for power flow analyses using Petri net approach,"International Journal of Electrical Power & Energy Systems, Vol. 112, pp. 353-361, November 2019. https://doi.org/10.1016/j.ijepes.2019.05.009

[11]   Insu Kim, "Steady-state short-circuit current calculation for internally limited inverter based distributed generation sources connected as current sources using the sequence method," International Transactions on Electrical Energy Systems, Vol. 29, No. 12, December, 2019.  https://doi.org/10.1002/2050-7038.12125 

[10]   Insu Kim, “Short-circuit analysis models for unbalanced inverter-based distributed generation sources and loads,” IEEE Transactions on Power Systems, Vol. 34, No. 5, pp. 3515-3526, September 2019. DOI: 10.1109/TPWRS.2019.2903552 

2018

[9]    Insu Kim and Ronald G. Harley, “The transient-state effect of the reactive power control of photovoltaic systems on a distribution network,” International Journal of Electrical Power & Energy Systems, Vol. 99,  pp. 630–637, July 2018. https://doi.org/10.1016/j.ijepes.2018.01.015

[8]    Insu Kim, “The effect of unbalanced impedance loads on the short-circuit current,” Energies, Vol. 11, No. 6, June 2018. https://doi.org/10.3390/en11061447 

[7]    Insu Kim, “Optimal capacity of storage systems and photovoltaic systems able to control reactive power using the sensitivity analysis method,” Energy, Vol. 150, pp. 642-652, May 2018. https://doi.org/10.1016/j.energy.2017.12.132 

2017

[6]    Insu Kim, “A case study on the effect of storage systems on a distribution network enhanced by high-capacity photovoltaic systems,” Journal of Energy Storage, Vol. 12, pp. 121-131, August 2017. https://doi.org/10.1016/j.est.2017.04.010 

[5]    Insu Kim, “The Markov chain Monte Carlo and acceptance-rejection algorithms for synthesizing short-term variations in the generation output of the photovoltaic system,” IET Renewable Power Generation, Vol. 11, No. 6, pp. 878-888, May 10, 2017. DOI:  10.1049/iet-rpg.2016.0976

[4]    Insu Kim, “Optimal distributed generation allocation for reactive power control,” IET Generation, Transmission, and Distribution, Vol. 11, pp. 1549-1556, April 20, 2017.  https://doi.org/10.1049/iet-gtd.2016.1393 

[3]    Insu Kim, Jean-Ann James, and John Crittenden, “The case study of combined cooling heat and power and photovoltaic systems for building customers using HOMER software,” Electric Power Systems Research, Vol. 143, pp. 490-502, February 2017. https://doi.org/10.1016/j.epsr.2016.10.061 

2015

[2]    Chul-Ho Noh, Insu Kim, Won-Hyeok Jang, and Chul-Hwan Kim, “The recent trends in renewable energy resources for power generation in the Republic of Korea,” Resources, Vol. 4, pp. 751-764, 2015. https://doi.org/10.3390/resources4040751

[1]    Insu Kim, “The recent trends of renewable energy resources for power generation in the United States”, IET Engineering and Technology Reference, 2015. DOI: 10.1049/etr.2015.0055