Experiments and simulations of a lean-boost spark ignition engine for thermal efficiency improvement S Ratnak, J Kusaka, Y Daisho, K Yoshimura, K Nakama SAE International Journal of Engines 9 (1), 379-396, 2016 | 43 | 2016 |
A study on combustion characteristics of a high compression ratio SI engine with high pressure gasoline injection T Kaminaga, K Yamaguchi, S Ratnak, J Kusaka, T Youso, T Fujikawa, ... SAE Technical Paper, 2019 | 40 | 2019 |
The effect of biodiesel fuel from rubber (Hevea brasiliensis) seed oil on a direct injection (DI) diesel engine I Reksowardojo, HN Bui, R Sok, A Kilgour, T Brodjonegoro, ... ASEAN Engineering Journal 1 (1), 65-81, 2011 | 23 | 2011 |
Thermal efficiency improvement of a lean-boosted spark ignition engine by multidimensional simulation with detailed chemical kinetics R Sok, J Kusaka, Y Daisho, K Yoshimura, K Nakama International Journal of Automotive Engineering 6 (4), 97-104, 2015 | 22 | 2015 |
Prediction of ultra-lean spark ignition engine performances by quasi-dimensional combustion model with a refined laminar flame speed correlation R Sok, K Yamaguchi, J Kusaka Journal of Energy Resources Technology 143 (3), 032306, 2021 | 20 | 2021 |
0D/1D turbulent combustion model assessment from an ultra-lean spark ignition engine R Sok, K Yamaguchi, J Kusaka SAE Technical Paper, 2019 | 19 | 2019 |
Development and validation of thermal performances in a novel thermoelectric generator model for automotive waste heat recovery systems R Sok, J Kusaka International Journal of Heat and Mass Transfer 202, 123718, 2023 | 18 | 2023 |
Experimental and modeling analysis on thermoelectric heat recovery to maximize the performance of next-generation diesel engines dedicated for future electrified powertrains R Sok, J Kusaka Applied Thermal Engineering 219, 119530, 2023 | 18 | 2023 |
Computational study to improve thermal efficiency of spark ignition engine S Ratnak, K Katori, J Kusaka, Y Daisho, K Yoshimura, N Kenjiro SAE Technical Paper, 2015 | 16 | 2015 |
Fuel-reforming effects on a gasoline direct injection engine under a low-temperature combustion mode: Experimental and kinetics analyses R Sok, J Kusaka Energy Conversion and Management 255, 115304, 2022 | 15 | 2022 |
A fundamental study on combustion characteristics in a pre-chamber type lean burn natural gas engine M Tanamura, S Nakai, M Nakatsuka, S Taki, K Ozawa, B Zhou, R Sok, ... SAE Technical Paper, 2019 | 13 | 2019 |
3D Simulationson premixed laminar flame propagation of iso-octane/air mixture at elevated pressure and temperature S Ratnak, J Kusaka, Y Daisho SAE Technical Paper, 2015 | 13 | 2015 |
Thermoelectric generation from exhaust heat in electrified natural gas trucks: modeling and analysis of an integrated engine system performance improvement R Sok, J Kusaka, H Nakashima, H Minagata, P Dimitriou, J Liu Journal of Energy Resources Technology 145 (7), 071702, 2023 | 12 | 2023 |
Experimental and numerical analysis on the influences of direct fuel injection into oxygen-depleted environment of a homogeneous charge compression ignition engine R Sok, K Yoshimura, K Nakama, J Kusaka Journal of Energy Resources Technology 143 (12), 122302, 2021 | 11 | 2021 |
A novel laminar flame speed equation for quasi-dimensional combustion model refinement in advanced, ultra-lean gasoline spark-ignited engines R Sok, H Kataoka, J Kusaka, A Miyoshi, RD Reitz Fuel 333, 126508, 2023 | 10 | 2023 |
Effect of fuel injection timing during negative valve overlap period on a GDI-HCCI engine S Ratnak, J Kusaka, Y Daisho, K Yoshimura, K Nakama Internal Combustion Engine Division Fall Technical Conference 51982, V001T03A020, 2018 | 10 | 2018 |
Numerical Methods on VVA and VCR Concepts for Fuel Economy Improvement of a Commercial CNG Truck R Sok, K Takeuchi, K Yamaguchi, J Kusaka SAE Technical Paper, 2020 | 9 | 2020 |
Experimental investigation of direct fuel injection into low-oxygen recompression interval in a homogenous charge compression ignition engine R Sok, J Kusaka Journal of Energy Resources Technology 144 (1), 012301, 2022 | 6 | 2022 |
Effects of partial oxidation in an unburned mixture on a flame stretch under EGR conditions K Yoshimura, K Ozawa, K Yamaguchi, R Sok, J Kusaka, M Togawa, ... SAE Technical Paper, 2021 | 6 | 2021 |
Development and comparison of virtual sensors constructed using AI techniques to estimate the performances of IC engines A Jeyamoorthy, T Degawa, R Sok, T Akimichi, S Kurita, M Ogawa, T Takei, ... SAE Technical Paper, 2022 | 5 | 2022 |