| Well-to-wheel analysis of hydrogen fuel-cell electric vehicle in Korea E Yoo, M Kim, HH Song International Journal of Hydrogen Energy 43 (41), 19267-19278, 2018 | 81 | 2018 |
| Greenhouse gas emissions of conventional and alternative vehicles: Predictions based on energy policy analysis in South Korea W Choi, E Yoo, E Seol, M Kim, HH Song Applied Energy 265, 114754, 2020 | 77 | 2020 |
| Development of combustion strategy for the internal combustion engine fueled by ammonia and its operating characteristics D Lee, HH Song Journal of Mechanical Science and Technology 32, 1905-1925, 2018 | 72 | 2018 |
| Strategies for achieving residual-effected homogeneous charge compression ignition using variable valve actuation PA Caton, HH Song, NB Kaahaaina, CF Edwards SAE transactions, 364-381, 2005 | 54 | 2005 |
| Well-to-wheel greenhouse gas emissions of battery electric vehicles in countries dependent on the import of fuels through maritime transportation: A South Korean case study W Choi, HH Song Applied energy 230, 135-147, 2018 | 51 | 2018 |
| Understanding chemical effects in low-load-limit extension of homogeneous charge compression ignition engines via recompression reaction HH Song, CF Edwards International Journal of Engine Research 10 (4), 231-250, 2009 | 51 | 2009 |
| Parametric study on interaction of blower and back pressure control valve for a 80-kW class PEM fuel cell vehicle DK Kim, HE Min, IM Kong, MK Lee, CH Lee, MS Kim, HH Song International Journal of Hydrogen Energy 41 (39), 17595-17615, 2016 | 50 | 2016 |
| Experimental study of homogeneous charge compression ignition engine operation fuelled by emulated solid oxide fuel cell anode off-gas W Choi, J Kim, Y Kim, S Kim, S Oh, HH Song Applied energy 229, 42-62, 2018 | 46 | 2018 |
| Optimization of recompression reaction for low-load operation of residual-effected HCCI HH Song, CF Edwards SAE Technical Paper, 2008 | 44 | 2008 |
| Well-to-wheel analysis on greenhouse gas emission and energy use with natural gas in Korea W Choi, HH Song The International Journal of Life Cycle Assessment 19, 850-860, 2014 | 42 | 2014 |
| Analysis of engine temperature and energy flow in diesel engine using engine thermal management D Jung, J Yong, H Choi, H Song, K Min Journal of Mechanical science and Technology 27, 583-592, 2013 | 41 | 2013 |
| Analysis on the operating performance of 5-kW class solid oxide fuel cell-internal combustion engine hybrid system using spark-assisted ignition J Kim, Y Kim, W Choi, KY Ahn, HH Song Applied energy 260, 114231, 2020 | 35 | 2020 |
| Well-to-wheel analysis on greenhouse gas emission and energy use with petroleum-based fuels in Korea: gasoline and diesel JJ Jang, HH Song The International Journal of Life Cycle Assessment 20, 1102-1116, 2015 | 35 | 2015 |
| Solid oxide fuel cell operation in a solid oxide fuel cell–internal combustion engine hybrid system and the design point performance of the hybrid system W Choi, J Kim, Y Kim, HH Song Applied energy 254, 113681, 2019 | 34 | 2019 |
| Prediction and estimation of the states related to misfire in an HCCI engine N Chaturvedi, C Mayhew, S Park, J Ahmed, A Kojic, H Song, D Cook, ... US Patent App. 12/661,587, 2011 | 34 | 2011 |
| Residual-effected homogeneous charge compression ignition with delayed intake-valve closing at elevated compression ratio PA Caton, HH Song, NB Kaahaaina, CF Edwards International journal of engine research 6 (4), 399-419, 2005 | 34 | 2005 |
| Experimental study of recompression reaction for low-load operation in direct-injection homogeneous charge compression ignition engines with n-heptane and i-octane fuels HH Song, A Padmanabhan, NB Kaahaaina, CF Edwards International Journal of Engine Research 10 (4), 215-229, 2009 | 33 | 2009 |
| Modeling and control of an exhaust recompression HCCI engine using split injection N Ravi, HH Liao, AF Jungkunz, CF Chang, HH Song, JC Gerdes | 31 | 2012 |
| Experimental and computational study on the dynamic interaction between load variation and back pressure control in a polymer electrolyte membrane fuel cell for automotive … DK Kim, JS Koh, MS Kim, HH Song International Journal of Hydrogen Energy 40 (36), 12370-12381, 2015 | 29 | 2015 |
| Study on the correlation between the heat release rate and vibrations from a diesel engine block S Lee, Y Lee, S Lee, HH Song, K Min, H Choi SAE Technical Paper, 2015 | 26 | 2015 |
