KOBASHI Yoshimitsu

J-GLOBAL         Last updated: Apr 15, 2019 at 23:40
 
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Name
KOBASHI Yoshimitsu
Affiliation
Hokkaido University
Section
Faculty of Engineering Division of Energy and Environmental Systems
Job title
Lecturer
Degree
Dr. Eng.(Doshisha University)
Research funding number
80469072

Research Areas

 
 

Academic & Professional Experience

 
Apr 2016
 - 
Today
Assista, Graduate School of Engineering, Hokkaido University
 
Apr 2009
 - 
Mar 2016
Assistant professor, College of Engineering, Kanazawa Institute of Technology
 
Apr 2012
 - 
Mar 2013
University of Wisconsin - Madison
 
Apr 2008
 - 
Mar 2009
Assistant professor, Kanazawa Institute of Technology
 
2007
 - 
2008
 Postdoctoral Fellow
 

Education

 
 
 - 
2007
Mechanical Engineering, Graduate School, Division of Engineering, Doshisha University
 
 
 - 
2004
Mechanical Engineering, Graduate School, Division of Engineering, Doshisha University
 
 
 - 
2002
Mechanical Engineering, Faculty of Engineering, Doshisha University
 

Awards & Honors

 
Dec 2015
Best Presentation Award, Institute for Liquid Atomization and Spray Systems - Japan
 
Sep 2013
Best Presentation Award, The Japan Institute of Marine Engineering
 
Oct 2012
Special Recognition Award, SAE International / JSAE
 

Published Papers

 
Ignition Control in a Gasoline Compression Ignition Engine with Ozone Addition Combined with a Two-Stage Direct-Injection Strategy
Y. Kobashi, Y. Wang, G. Shibata, H. Ogawa, K. Naganuma
Fuel   249 154-160   Aug 2019   [Refereed]
Thermal Efficiency Improvement and its Mechanism at Low Load Conditions in Semi-Premixed Diesel Combustion with Twin Peak Shaped Heat Release
Kazuki Inaba, Yosuke Masuko, Yanhe Zhang, Yoshimitsu Kobashi, Gen Shibata and Hideyuki Ogawa
SAE Technical Paper 2019-01-1153      Apr 2019   [Refereed]
Kinetic Modeling of Ammonia-SCR over Monolithic Cu-ZSM-5 Catalyst in Steady State Conditions
Wataru Eijima, Ryutaro Koiwai, Gen Shibata, Yoshimitsu Kobashi, Hideyuki Ogawa, Ken-ichi Shimizu and Jin Kusaka
Transactions of Society of Automotive Engineers of Japan   50(2) 323-327   Mar 2019   [Refereed]
A Study of Relation between Turbulent Flow Characteristics in Diesel Spray Combustion and Cooling loss Using Image Correlation Method
Yuki Ito, Yoshimitsu Kobashi, Kaname Naganuma
Transactions of Society of Automotive Engineers of Japan   50(2) 242-247   Mar 2019   [Refereed]
KOBASHI YoshimitsuY. Kobashi, S. HIrako, A. Matsumoto and K. Naganuma
Fuel   237 686-693   Feb 2019   [Refereed]
Wataru Eijima, Gen Shibata, Yoshimitsu Kobashi, Ryutaro Koiwai, Hideyuki Ogawa, Kenichi Shimizu and Jin Kusaka
SAE Technical Paper 2019-01-0024      Jan 2019   [Refereed]
KOBASHI YoshimitsuKazuki Inaba, Yuto Ojima, Yosuke Masuko, Yoshimitsu Kobashi, Gen Shibata and Hideyuki Ogawa
International Journal of Engine Research      Dec 2018   [Refereed]
Gen Shibata, Wataru Eijima, Ryutaro Koiwai, Ken-ichi Shimizu, Yuta Nakasaka, Yoshimitsu Kobashi, Yoshihiro Kubota, Masaru Ogura and Jin Kusaka
Catalysis Today      Jun 2018   [Refereed]
稲葉 一輝, 小島 悠人, 小橋 好充, 柴田 元, 小川 英之
自動車技術会論文集 Transactions of Society of Automotive Engineers of Japan   49(2) 211-216   Mar 2018   [Refereed]
稲葉 一輝, 小島 悠人, 小橋 好充, 柴田 元, 小川 英之
自動車技術会論文集 Transactions of Society of Automotive Engineers of Japan   49(2) 205-210   Mar 2018   [Refereed]
巽 健, 前田 篤志, 中田 将徳, 小橋 好充, 松村 恵理子, 千田 二郎
自動車技術会論文集 Transactions of Society of Automotive Engineers of Japan   49(2) 144-149   Mar 2018   [Refereed]
巽 健, 前田 篤志, 中田 将徳, 小橋 好充, 桑原 一成, 松村 恵理子, 千田 二郎
自動車技術会論文集 Transactions of Society of Automotive Engineers of Japan   49(2) 138-143   Mar 2018   [Refereed]
Yoshimitsu Kobashi, Kazuhiro Yokogawa, Hiro Miyabe, Ryosuke Hase and Satoshi Kato
Atomization and Sprays   28(8) 735-749   Oct 2018   [Refereed]
Thermal Efficiency Improvement with Super-Charging and Cooled EGR in Semi-premixed Diesel Combustion with a Twin Peak Shaped Heat Release
Kazuki Inaba, Yuto Ojima, Yosuke Masuko, Yoshimitsu Kobashi, Gen Shibata and Hideyuki Ogawa
THIESEL 2018 Conference on Thermo- and Fluid Dynamic Processes in Direct Injection Engines      Sep 2018   [Refereed]
Asai Go, Watanabe Yusuke, Ishiguro Shuntaro, Shibata Gen, Ogawa Hideyuki, Kobashi Yoshimitsu, Suzuki Takuya
Transactions of Society of Automotive Engineers of Japan   49(1) 24-29   Jan 2018   [Refereed]
Diesel fuel reformations have been suggested to extend the operational ranges of premixed diesel combustion. In this research, the diesel fuel is reformatted by the piston compression of rich mixture in the reformation cylinder and the thermal con...
Kobashi, Y., Oooka, S., Jiang, L., Goto, J., Ogawa, H. and Shibata, G.
SAE Technical Paper No.2017-01-2372      Oct 2017   [Refereed]
Yoshimitsu Kobashi, Shuhei Yuze, Hideyuki Ogawa, Gen Shibata, Satoshi Kato, Yoshiaki Nishijima, Wakichi Kondo, Shingo Morishima, Shinichiro Kawakita, Tomoki Fujino and Takamasa Ito
COMODIA 2017      Jul 2017   [Refereed]
Wataru Eijima, Ryutaro Koiwai, Gen Shibata, Hideyuki Ogawa and Yoshimitsu Kobashi
COMODIA 2017      Jul 2017   [Refereed]
Shibata, G., Ogawa, H., Okamoto, Y., Amanuma, Y., Kobashi, Y.
SAE Int. J. Engines   10(3) 1128-1142   Mar 2017   [Refereed]
Kazunari Kuwahara, Tadashi Matsuo, Yasuyuki Sakai, Yoshimitsu Kobashi, Tsukasa Hori, Eriko Matsumura, Jiro Senda
SAE Technical Paper No.2016-01-2238      2016   [Refereed]
ガソリン圧縮着火燃焼における二段噴射の役割
自動車技術会論文集   47(1) 87-92   2016   [Refereed]
Analysis of Turbulence in Diesel Spray Using Time-Resolved PIV
Kazuyoshi.Yokogawa, Yoshimitsu.Kobashi and Satoshi.Kato
13th Triennial International Conference on Liquid Atomization and Spray Systems      2015   [Refereed]
Yoshimitsu Kobashi, Ryo Muto and Satoshi Kato
SAE Technical Paper 2015-01-1789      2015   [Refereed]
Satoshi Miyata, Yu Kuwahara, Yoshimitsu Kobashi, Kazunari Kuwahara, Eriko Matsumura and Jiro Senda
SAE Technical Paper 2015-01-1916      2015   [Refereed]
A Comparative Analysis of Combustion Process, Performance and Exhaust Emissions in Diesel Engine Fueled with Blends of Jatropha Oil-Diesel Fuel and Jatropha Oil-Kerosene
Takaaki Yamaji, Katsuyoshi Asaka, Yoshimitsu Kobashi, Satoshi Kato, Yasumitsu Suzuki and Albert Macamo
SAE Technical Paper 2015-32-0797      2015   [Refereed]
Exhaust Emission Characteristics of Diesel Engine Using Jatropha Crude Oil Blends
S. Kato, Y. Kobashi, Y. Suzuki, K. Tosa, K. ASAKA and A. Macamo
SAE Technical Paper 2014-01-2770      2014   [Refereed]
Experimental Validation of a Droplet Vaporization Model for Ethanol-Blended Fuels and its Application to Spray Simulation
Y. Kobashi, Y. Kimoto and S. Kato
SAE Technical Paper 2014-01-2733      2014   [Refereed]
C-E. Lee,S. Lee,M. Okada,M. Matsumoto, Y. Kobashi and J. Senda
Atomization and Sprays   23(2) 141-164   2013   [Refereed]
Y. Kobashi, Y. Kimoto and S. Kato
SAE Technical Paper 2013-01-2552      2013   [Refereed]
Effects of Fuel Composition on Flame Lift-off Length and Pollutant Formation in Dual-component Fuel Spray
Masanori Okada,Daisuke Shigetomi,Masashi Matsumoto,KOBASHI, YOSHIMITSU,Jiro Senda
The Proceedings of the Eighth International Conference on Modeling and Diagnostics for Advanced Engine Systems (COMODIA)   323-328   Jul 2012   [Refereed]
Chemical Thermodynamics Modeling of Vaporization and Ignition Processes in Dual-component Fuel Spray
Masashi Matsumoto,Chang Eon-Lee,Daisuke Shigetomi,Masanori Okada,KOBASHI, YOSHIMITSU,Jiro Senda
The Proceedings of the Eighth International Conference on Modeling and Diagnostics for Advanced Engine Systems (COMODIA)   635-640   Jul 2012   [Refereed]
小橋好充、藤森健太、前川浩輝、加藤聰、川野大輔、千田二郎
自動車技術会論文集   43(1) 123-128   Jan 2012   [Refereed]
KOBASHI, YOSHIMITSU,Hiroki MAEKAWA,KATO, SATOSHI,Jiro SENDA
SAE International Journal of Fuels and Lubricants   5(3) 1404-1413   2012   [Refereed]
KOBASHI, YOSHIMITSU,Daijiro TANAKA,Teppei MARUKO,KATO, SATOSHI,Masato KISHIURA,Jiro SENDA
SAE Technical Paper 2011-01-1768   699-713   Aug 2011   [Refereed]
Chemical Kinetics Study on Ignition Characteristics of Biodiesel Surrogates
Kazunari KUWAHARA,Koryu NAKAHARA,KOBASHI, YOSHIMITSU,Jiro SENDA,Yasuyuki SAKAI,Hiromitsu ANDO
JSAE 20119095 / SAE 2011-01-1926   780-797   Aug 2011   [Refereed]
Visualization of the Cavitating Flow inside the Nozzle Hole Using by Enlarged Acrylic Nozzle
Masashi MATSUMOTO,Yoshiya INOUE,Eriko MATSUMURA,KOBASHI, YOSHIMITSU,Jiro SENDA
JSAE 20119372 / SAE 2011-01-2062   1644-1653   Aug 2011   [Refereed]
Y. Kobashi, K. Fujimori, H. Maekawa, S. Kato, D. Kawano and J. Senda
SAE International Journal of Engines   4(2) 2193-2206   Aug 2011   [Refereed]
Spatial-Temporal Combustion Control in a CI Engine Based on Two-Stage Fuel Injection : Fundamental Study in a Rapid Compression and Expansion Machine
KOBASHI, YOSHIMITSU,Yoshihito KIDO,Masato KISHIURA,Yoji Oyama,Masashi MATSUMOTO,Jiro SENDA,Hajime Gen FUJIMOTO
THIESEL 2010 Conference on Thermo- and Fluid Dynamic Processes in Diesel Engines   235-251   Sep 2010   [Refereed]
Proposal on Controlled Spray Evaporation and Mixture Formation by Use of Multi-Component Mixing Fuel Spray Model
KOBASHI, YOSHIMITSU,Masashi MATSUMOTO,Eriko MATSUMURA,Jiro SENDA
International Council on Combustion Engines (CIMAC2010)   (118) 1-15   Jun 2010   [Refereed]
Feasible Study of Spray and Combustion Control Using Dual Component Fuel Based on Multicomponent Spray Model
International Conference on Liquid Atomization and Spray Systems      Jul 2009   [Refereed]
Combustion Control in DI Compression Ignition Engines with Partially Premixed Charge Operation Using Flashing Spray of Mixed Fuel
Yoshimitsu Wada,Noriyuki Magara,Jiro Senda,Hajime Gen Fujimoto
International Conference on Modeling and Diagnostics for Advanced Engine Systems (COMODIA)   151-158   Jul 2008   [Refereed]
Jiro Senda,Yoshimitsu Wada,Daisuke Kawano,Hajime Fujimoto
International Journal of Engine Research   9 15-27   Feb 2008   [Refereed]
Controlling PCCI Combustion with Mixed Fuel - Effect of Fuel Ignitability, Compression Ratio and Charge Heterogeneity-
Yoshimitsu Wada,Keisuke Ueda,Naoki Kitamura,Noriyuki Magara,Yuji Nishimura,Jiro Senda,Hajime Fujimoto
Review of Automotive Engineering   (29) 65-71   Jan 2008   [Refereed]
KOBASHI, YOSHIMITSU,Yuji Nishimura,Akihiro Yamaguchi,Noriyuki Magara,Jiro Senda,Hajime Fujimoto
SAE Technical Paper, No. 2007-01-0624   1-19   Apr 2007   [Refereed]
Spray and Combustion Characteristics for Reformulated Mixing Fuel of Biodiesel with Lower Boiling Point Fuel
Jiro Senda,Tomoki Ikeda,Teruaki Haibara,Sho Sakurai,KOBASHI, YOSHIMITSU,Hajime Fujimoto
SAE Technical Paper, No. 2007-01-0621   1-11   Apr 2007   [Refereed]
KOBASHI, YOSHIMITSU,Kazuki Okimoto,Naoki Kitamura,Keisuke Ueda,Jiro Senda,Hajime Fujimoto
SAE Technical Paper, No. 2007-01-0053   1-13   Jan 2007   [Refereed]
KOBASHI, YOSHIMITSU,Yoshiaki Kitta,Akihiro Yamaguchi,Yuji Nishimura,Jiro Senda,Hajime Fujimoto
SAE Technical Paper, No. 2006-01-3383   1-10   Oct 2006   [Refereed]
Fuel Design Approach for Low Emission Spray Combustion by Use of Several Mixing Fuels
Jiro Senda,KOBASHI, YOSHIMITSU,Daisuke Kawano,Hajime Fujimoto
Conference on Thermo-and fluid dynamic processes in Diesel Engines   297-308   Sep 2006   [Refereed]
Cavitation Induced Breakup Model for Multi-Component Fuel Spray
KOBASHI, YOSHIMITSU,Jiro Senda
International Conference on Liquid Atomization and Spray Systems, No.B4-05-106   1-8   Aug 2006   [Refereed]
An Experimental Study on Flash Boiling Spray using Two-Component Fuel under the Condition of Advanced Injection HCCI
Yuji Nishimura,KOBASHI, YOSHIMITSU,Akihiro Yamaguchi,Jun-Kyu Yoon,Jiro Senda,Hajime Fujimoto
International Conference on Liquid Atomization and Spray Systems, No.D4-07-134   1-7   Aug 2006   [Refereed]
Hajime Fujimoto,Jiro Senda,Daisuke Kawano,KOBASHI, YOSHIMITSU
SAE Technical paper, No.2004-01-1845   CD-ROM    May 2004   [Refereed]
Daisuke Kawano,Jiro Senda,KOBASHI, YOSHIMITSU,Hajime Fujimoto
SAE Technical Paper No.2003-01-1038   1-10   May 2003   [Refereed]
Daisuke Kawano,Jiro Senda,KOBASHI, YOSHIMITSU,Hajime Fujimoto,Yuichi Goto,Matsuo Odaka,Hajime Ishii,Hisakazu Suzuki
SAE Technical Paper, No. 20030093      2003   [Refereed]

Conference Activities & Talks

 
EGR Gas Composition Effects on Ignition Delays in Diesel Combustion
Y. Kobashi, M. Todokoro, G. Shibata and H. Ogawa
SAE World Congress   Apr 2019   
Engine-Size Dependence in Diesel Combustion
Y. Kobashi, T. Arai, T. Arisawa, G. Shibata and H. Ogawa
SAE World Congress   Apr 2018   
CFD and Experimental Analysis on Combustion Similarity in Diesel Engines
Y. Kobashi, T. Arai, T. Arisawa, H. Ogawa and G. Shibata
International Conference on Advanced Automotive Technology   Jul 2017   
Demonstrating the Potential of Mixture Distribution Control for Controlled Combustion and Emissions Reduction in Premixed Charge Compression Ignition Engine
The 3rd International Workshop of Energy Conversion(IWEC-2009)   2009   

Research Grants & Projects

 
Numerical Study of Ignition and Combustion Processes for Multi-component Fuel Spray
Project Year: 2008 - 2013
Numerical Study of Cavitation Effects on Spray Atomization
Project Year: 2004 - 2014
Soot Formation and Oxidation in a LTC Diesel Engine
Project Year: 2011 - 2015
Low Emission Mixing-controlled Combustion Using Gasoline
Project Year: 2011 - 2015
Fuel Reforming by Means of Non-Thermal Plasma
Project Year: 2010 - 2015