Kobashi Yoshimitsu

コバシヨシミツ | Kobashi Yoshimitsu

Affiliation and department：
Job title： Associate professor

Research field (1)： Thermal engineering

Research keywords (8)：燃料 , 燃焼 , 噴霧 , 内燃機関 , Fuel , Combustion , Spray , Internal Combustion Engines

Research theme for competitive and other funds (7)：

2022 - 2025 カーボンニュートラルを指向した微量化学種添加型希薄デュアルフューエル燃焼の研究
2019 - 2022 High response control of air entrainment into unsteady spray combustion with a small amount of additives
2014 - 2016 Correlation between mixture condition and combustion processes in a dual fuel CI engine and the development of optimization strategy employing fuel spray
2010 - 2015 Fuel design approach for artifial control of spray combustion process
2011 - 2012 Development of Compression Ignition Combustion Control by Use of Two Different Reactivity Fuels and Its Application

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Papers (134)：

Jun Goto, Yoshito Ueno, Yoshimitsu Kobashi, Gen Shibata, Hideyuki Ogawa, Kentaro Kjima. Effects of Hydrogen Addition on Spark Knock Suppression Under High Engine Speed and Boosted Conditions. SAE Technical Paper No.2024-32-0108. 2024
Yoshimitsu Kobashi, Shoki Miyata, Nobuyuki Kawahara, Ryuya Inagaki. Improvement of Lean Burn Characteristics with Ozone Addition in a Diesel Micro-pilot Natural Gas Engine. SAE Technical Paper No.2024-32-0104. 2024
Hideyuki Ogawa, Tomoki Ishikawa, Yoshimitsu Kobashi, Gen Shibata. Influence of spray-to-spray interaction after wall impingement of spray flames on diesel combustion characteristics. International Journal of Engine Research. 2024
Kazuki Inaba, Yoshimitsu Kobashi, Gen Shibata, Kazuhiro Hayashida, Hideyuki Ogawa. Simultaneous improvements of thermal efficiencies and smoke emissions in semi-premixed diesel combustion with dual-injectors and a spatially divided combustion chamber. International Journal of Engine Research. 2024
Dongchan Kim, Quancen Wan, Qing Nian Chan, Yoshimitsu Kobashi, Nobuyuki Kawahara, Sanghoon Kook. Hydrogen concentration measurements using spark induced breakdown spectroscopy in a real engine. Proceedings of the Combustion Institute. 2024. 40. 1-4. 105209-105209

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MISC (2)：

Hideyuki Ogawa, Takao Kawabe, Yoshimitsu Kobashi, Gen Shibata. High Performance and Ultra-Low Emission Diesel Combustion with Highly Oxygenated Fuels. 2024. 78. 6. 50-56
小橋好充. 多成分燃料の蒸発および液膜モデル. 日本マリンエンジニアリング学会誌. 2023. 58. 3. 88-93

Books (1)：

Lectures and oral presentations (208)：

Modeling the primary breakup of diesel spray considering cavitation in the nozzle and aerodynamic effect
(Thirty-Third Symposium (ILASS-Japan) on Atomization 2024)
Experimental analysis of primary breakup near the nozzle of diesel spray by ultra high-speed and high-resolution imaging
(Thirty-Third Symposium (ILASS-Japan) on Atomization 2024)
Ignition Characteristics in Pre-chamber Spark Ignition Gas Engines ~ Investigation of Hydrogen Application in Numerical Analysis ~
(The 35th Internal Combustion Engine Symposium 2024)
Ignition characteristics in a gas engine with pre-chamber spark-ignition 〜Validation of methane jets using the gas parcel method〜
(The 35th Internal Combustion Engine Symposium 2024)
A study on diffusion combustion and afterburning of oxygenated fuels in diesel combustion
(The 35th Internal Combustion Engine Symposium 2024)

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Education (3)：

Professional career (1)：

Work history (7)：

2023/04 - 現在 Okayama University Associate Professor
2022/04 - 2023/03 Okayama University Faculty of Natural Science and Technology Associate professor
2016/04 - 2022/03 Hokkaido University Graduate School of Engineering Assista
2009/04 - 2016/03 Kanazawa Institute of Technology College of Engineering Assistant professor
2012/04 - 2013/03 University of Wisconsin - Madison

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Committee career (14)：

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Awards (6)：

2024/11 - SAE International/SAE Thailand/SAE Japan High Quality Paper Award Improvement of Lean Burn Characteristics with Ozone Addition in a Diesel Micro-pilot Natural Gas Engine
2024/11 - SAE International/SAE Thailand/SAE Japan High Quality Presentation Award Improvement of Lean Burn Characteristics with Ozone Addition in a Diesel Micro-pilot Natural Gas Engine
2022/11 - SAE International / SAE Japan High Quality Paper Award
2015/12 - Institute for Liquid Atomization and Spray Systems - Japan Best Presentation Award
2013/09 - The Japan Institute of Marine Engineering Best Presentation Award

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Association Membership(s) (5)：

The Japan Institute of Marine Engineering , SAE International , 日本液体微粒化学会 , 自動車技術会 , 日本機械学会

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