Engine Systems Research Group

News

2026/04/03News
A video introducing the group’s research, featured in an AIST Nico Nico Live broadcast, has been released on the Video Introduction page.
2026/04/02News
The English-language website has been launched.
2026/01/15News
Updated the Research categories and added new research content.
2025/10/21News
Issued a press release on research achievements: Progress toward the practical application of hydrogen engines as power sources for industrial machinery.
2025/04/18Important
The URL of this website has changed due to organizational restructuring at AIST.
2025/04/08News
Released a video introducing synthetic fuel (e-fuel) research on the Video Introduction page.
2025/04/01News
The group name has changed from Engine Combustion and Exhaust Control Group, Research Institute for Energy Conservation to Engine Systems Research Group, Research Institute for Energy Efficient Technologies.
2025/01/24News
Launched the Video Introduction page as part of the group introduction.
2025/01/24News
Uploaded a video of the laboratory tour from #AIST Special Open House 2024 – Engine Research Laboratory to YouTube.
2025/01/24News
Uploaded a video of the laboratory tour from #AIST Open House 2023 – Engine Research Laboratory to YouTube

Research Publications

2026/02Papers
Formation of polycyclic aromatic hydrocarbons (PAHs) and oxygenated PAHs (OPAHs) in pyrolysis of 4–methylanisole and comparison with anisole, K. Sood, S. Suzuki, K. Kobayashi, N. Tanishita, L. Gasnot, K. Tanaka, Y. Sakai, L.-S. Tran, Fuel, 405, p. 136396, 2026/02/01
2025/11Presentations
Modeling study of deposits in high-efficiency combustion (Part 2): Verification of factors influencing deposit formation, K. Kinoshita, Energy Technology Symposium 2025, Tokyo International Exchange Center, 2025/11/21
2025/11Presentations
Investigation of gasoline-type carbon-neutral fuels and their combustion characteristics (Part 2), K. Kuzuoka, Energy Technology Symposium 2025, Tokyo International Exchange Center, 2025/11/21
2025/11Presentations
Study on hybrid light-duty vehicles using the AIST engine and vehicle simulation models (Part 2), N. Mizushima, Energy Technology Symposium 2025, Tokyo International Exchange Center, 2025/11/21
2025/11Papers
Effect of C6–C8 Aromatic Structures on the Formation of Polycyclic Aromatic Hydrocarbons in Fuel-rich Oxidation Using an Atmospheric Flow Reactor, S. Suzuki, A. Matsugi, Fuel, 408, 137535, 2025/11/20
2025/11Presentations
Formation Mechanism of Polycyclic Aromatic Hydrocarbons from Monocyclic Aromatics with Different Structures, S. Suzuki, A. Matsugi, 22nd International Conference on Flow Dynamics, Sendai International Center, 2025/11/12
2025/11Presentations
On the Formation of PAHs from the Oxidation of Ethylene in a JSR, P. Dagaut, S. Suzuki, 22nd International Conference on Flow Dynamics, Sendai International Center, 2025/11/12
2025/11Presentations
Modeling of hybrid vehicles using the Modelica language, N. Mizushima, 1DCAE & MBD Symposium 2025, University of Tokyo, Sanjo Kaikan, 2025/11/6
2025/10Presentations
Modeling study of combustion chamber deposits in high-efficiency gasoline spark-ignition engines (Part 1): Accelerated deposit formation experiments using an actual engine, K. Motohashi, T. Nakajima, K. Okusa, S. Sakaida, K. Tanaka, M. Konno, K. Kinoshita, Y. Abe, S. Kodama, S. Mori, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/16
2025/10Presentations
Modeling study of combustion chamber deposits in high-efficiency gasoline spark-ignition engines (Part 2): Elucidation of deposit formation mechanisms using an autoclave, K. Kinoshita, Y. Abe, K. Tanaka, S. Sakaida, M. Konno, S. Mori, S. Kodama, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/16
2025/10Presentations
Study on in-cylinder thermal barrier coatings and evaluation/analysis technologies toward reducing cooling losses (Part 1): Design of thermal barrier materials, coating methods, and evaluation of thermal insulation performance, K. Shinoda, K. Kinoshita, M. S. Yamad Shahin, H. Abe, M. Akoshima, H. Kubota, T. Ito, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/15
2025/10Presentations
Study on in-cylinder thermal barrier coatings and evaluation/analysis technologies toward reducing cooling losses (Part 2): Evaluation of thermal properties of thermal barrier coatings, H. Abe, K. Shinoda, M. Akoshima, K. Kinoshita, M. S. Yamad Shahin, H. Kubota, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/15
2025/10Presentations
Model-based development of a parallel hybrid system for light-duty vehicles, N. Mizushima, K. Yamaguchi, Y. Iiyama, Y. Sumi, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/15
2025/10Presentations
Investigation of engine combustion characteristics of gasoline derived from Fischer–Tropsch synthesis, K. Kuzuoka, M. Oguma, K. Okamoto, JSAE Annual Congress (Autumn) 2025, Kitakyushu International Conference Center, 2025/10/15
2025/10Presentations
Perspectives on the deployment of gasoline-type carbon-neutral fuels and their combustion characteristics, K. Kuzuoka, Kyushu Advanced Engine Technology Workshop (FY2025, 3rd meeting), Kyushu University Ito Campus, 2025/10/14
2025/10Papers
Autoignition characteristics analysis for dimethyl carbonate and ethanol with potential implications for knocking, K. Kuzuoka, S. Suzuki, M. Oguma, E. Takahashi, Combustion and Flame, 280, 114385, 2025/10
2025/09Papers
Research and development for improving the performance of hydrogen engine systems based on industrial engines, K. Tanaka, T. Tanaka, H. Yamamoto, M. Izumi, N. Mizushima, K. Kuzuoka, Transactions of the Society of Automotive Engineers of Japan, Vol. 56, No. 5, pp. 902–907, 2025/09/25
2025/09Presentations
Application and utilization of X-ray CT technology in mobility research, K. Kinoshita, Y. Abe, K. Tanaka, S. Sakaida, M. Konno, S. Mori, S. Kodama, Measurement & Instrumentation Exhibition Seminar “Mobility Supported by Measurement: Measurement Technologies and Certification Ensuring Vehicle Quality and Performance”, Tokyo Big Sight, 2025/09/12
2025/06Papers
Simultaneous visualization of in-nozzle flow and spray of flash-boiling sprays using high-brilliance X-rays, D. Matsuda, H. Shimura, K. Kuzuoka, K. Komada, T. Tsujimura, M. Oguma, SPring-8/SACLA Research Results Collection, Vol. 13, No. 3, pp. 168–171, 2025/06/30
2025/05Presentations
Development of a DPF model for application to vehicle simulations and study on DPF regeneration control (Part 2): Improvement of temperature prediction accuracy of the DPF model applied to vehicle models, K. Hasegawa, N. Mizushima, H. Yamada, JSAE Annual Congress (Spring) 2025, Pacifico Yokohama, 2025/05/23
2025/05Presentations
Impact of electric vehicle introduction on ground-level concentrations of O3 and PM2.5: Importance of heat island mitigation effects and human health risk assessment, H. Hata, N. Mizushima, T. Ihara, JSAE Annual Congress (Spring) 2025, Pacifico Yokohama, 2025/05/23
2025/05Presentations
Research and development of hydrogen engine systems based on industrial engines, K. Tanaka, T. Tanaka, H. Yamamoto, M. Izumi, N. Mizushima, K. Kuzuoka, JSAE Annual Congress (Spring) 2025, Pacifico Yokohama, 2025/05/22
2025/05Papers
A comparative kinetic study on the formation of small hydrocarbons in fuel-rich oxidation of C6–C8 aromatics, S. Suzuki, A. Matsugi, Fuel, 400, 135732, 2025/05/22
2025/05Presentations
Formation of polycyclic aromatic hydrocarbons (PAHs) and oxygenated PAHs in pyrolysis of 4-methylanisole, K. Sood, S. Suzuki, K. Kobayashi, N. Tanishita, K. Tanaka, Y. Sakai, L.-S. Tran, 15th Asia-Pacific Conference on Combustion, 236, 2025/05/21
2025/05Presentations
Research and development of synthetic fuel utilization technologies assuming future gasoline engines, K. Kuzuoka, JPEC Forum FY2025, AP Nihonbashi, 2025/05/13
2025/03Papers
Modeling and analysis of fuel economy impact of PTO-type parallel hybrid heavy-duty vehicles (Part 2), K. Yamaguchi, N. Mizushima, T. Takahashi, Transactions of the Society of Automotive Engineers of Japan, Vol. 56, No. 2, 2025/03/25
2025/02Papers
Study of the influence of anisole amounts and equivalence ratios on 1–3 ring aromatics in premixed flames near the sooting threshold, K. Sood, A. Faccinetto, S. Gosselin, S. Suzuki, A. El Bakali, K. M. Van Geem, P. Desgroux, L. Gasnot, L.-S. Tran, Fuel, 392, 134831, 2025/02/26
2025/01Papers
Comparative study of the reaction characteristics and kinetics of catalytic hydrogenation involving propylene, 1-butene, and their mixture over Pt/ZrO2, S. Suzuki, J. Uchisawa, A. Obuchi, A. Yamamoto, T. Sakai, M. Nagata, M. Yoshimura, , 138, pp. 1295–1310, 2025/01/12
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