OBOKATA Tomio 小保方富夫

Researcher Number	10107477
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2007: Gunma University, Mechanical System Engineering, Professor 2003 – 2006: 群馬大学, 工学部, 教授 1997 – 2001: 群馬大学, 工学部, 教授
Review Section/Research Field	Principal Investigator Thermal engineering Except Principal Investigator Thermal engineering
Keywords	Principal Investigator PDA / LDA / KIVA / HCCI / PIV / 予混合燃焼 / 傘状噴霧 / 内燃機関 / ディーゼル機関 / Simulation … More / Visualization / NOx-Soot trade off / Hollow cone spray / premixed auto-ignition / Diesel combustion / 高速度ビデオ撮影 / 噴射率測定 / 排気ガス成分計測 / 燃焼解析 / 混合気形成 / 高温予混合燃焼 / ディーゼルエンジン / NOxとすすの同時低減 / 可視化 / NO_Xとすすの同時低減 / トレードオフ / 予混合圧縮着火機関 / ディーゼル燃焼 / premixed combustion / conical spray / Internal combustion engine / Diasel Engine / KIVA3 / 数値シミュレーション / レーザドップラ流速計 / 高温予混合ディーゼル燃焼 / 予混合燃焼方式 / 燃料噴霧 … More Except Principal Investigator PDA / LDV / LDA / NOx / Freezing method / Burner / Jet engine / Spray / Laser measurement / Droplet diameter / Wall impingement / Atomization / 表面張力 / ノズル / 流速 / 壁面衝突 / 凍結法 / バーナ / ジェットエンジン / 噴霧 / レーザ計測 / 粒径 / 壁面衡突 / 微粒化 / Signal processing / Flow rate measurement / High-pressure injection / Gasoline engine / Visualization / Fuel Injection / 流最計測 / 信号処理 / 流量計測 / 高圧噴霧 / ガソリンエンジン / 可視化 / 燃料噴霧 / Direct-injection engine / Compressed natural gas / Air introduction / Over-expansion flow / 筒内直接噴射機関 / 圧縮天然ガス / 空気導入 / 過膨張流れ Less

Atomization improvement of high-speed liquid jet with wall impingement and its utilization
- Principal Investigator
  
  SHIGA Seiichi
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Gunma University
Simultaneous Evaluation Method of Fuel Injection Pattern and Spray Characteristics by Means of LDA Flow Rate Meter
- Principal Investigator
  
  ISHIMA Tsuneaki
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Gunma University
Low NOx stratified combustion of a compressed natural gas with an over-expansion injector
- Principal Investigator
  
  SHIGA Seiichi
- Project Period (FY)
  2003 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Gunma University
Characteristics of Mixture Formation and Combustion in Premixed Combustion Type Diesel Engine Using Hollow Cone SprayPrincipal Investigator
- Principal Investigator
  
  OBOKATA Tomio
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  Gunma University
Mixture formation and combustion characteristics in hot-premixed Diesel EnginePrincipal Investigator
- Principal Investigator
  
  OBOKATA Tomio
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Thermal engineering
- Research Institution
  GUNMA UNIVERSITY

All 2008 2007 2006 2005 2003

All Journal Article Presentation

[Journal Article] Characteristics of Intermittent Fuel Spray Initiated from Swirl Injector Under High-Ambient Pressure and Temperature Conditions2008
- Author(s)
  Yoshiyuki KOBAYASHI, Tsuneaki ISHIMA and Tomio OBOKATA
- Journal Title
  
  Trans. of JSME, Ser. B 74-737
  
  Pages: 221-227
- NAID
  110006571274
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] Spray Characteristics of a High-Pressure Swirl Injector for DISI Engines Under High-Ambient Pressure and Temperature Conditions2008
- Author(s)
  Yoshiyuki KOBAYASHI, Tsuneaki ISHIMA and Tomio OBOKATA
- Journal Title
  
  SAE 2008 world congress in Detroit Paper NO. 2008-01-0130
  
  Pages: 1-8
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] Atomization Improvement in a Jet Engine Fuel Injector Using a Wall Impingement Liquid Jet2006
- Author(s)
  Takahiro TAMURA, Mikiya ARAKI, Seiichi SHIGA, Hideshi YAMADA, Shigeru HAYASHI, Tomio OBOKATA
- Journal Title
  
  CD Proceedings of ICLASS (International Conference of Liquid Atomization and Spray Systems) 2006
- Data Source
  KAKENHI-PROJECT-18560191
[Journal Article] Effect of Nozzle Diameter on the Atomization Characteristics of a Wall Impingement Liquid Jet2006
- Author(s)
  Yoshiyuki SHIMADA, Mikiya ARAKI, Seiichi SHIGA, Hideshi YAMADA, Shigeru HAYASHI, Tomio OBOKATA
- Journal Title
  
  CD Proceedings of ICLASS (International Conference of Liquid Atomization and Spray Systems) 2006
- Data Source
  KAKENHI-PROJECT-18560191
[Journal Article] 小型LDA流量計の燃料噴射率計測への応用2006
- Author(s)
  小林義幸, 水野信, 小山哲司, 石間経章, 小保方富夫
- Journal Title
  
  日本機械学会関東支部ブロック合同講演会講演論文集
  
  Pages: 145-146
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] スワール噴射弁噴霧の高温高圧場特性2006
- Author(s)
  小林義幸, 石間経章, 小保方富夫
- Journal Title
  
  第15回微粒化シンポジウム講演論文集
  
  Pages: 107-110
- NAID
  10018286326
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] ジェットエンジン用燃料噴射弁の形状が壁面衝突微粒化特性に及ぼす影響2006
- Author(s)
  田村貴洋, 荒木幹也, 志賀聖一, 山田秀志, 林茂, 小保方富夫
- Journal Title
  
  第15回微粒化シンポジウム講演論文集
  
  Pages: 79-82
- NAID
  10018286287
- Data Source
  KAKENHI-PROJECT-18560191
[Journal Article] 壁面衝突により生成した液膜の微粒化におけるノズル直径因子に関する一考察2006
- Author(s)
  嶋田洋之, 荒木幹也, 志賀聖一, 山田秀志, 林茂, 小保方富夫
- Journal Title
  
  第15回微粒化シンポジウム講演論文集
  
  Pages: 89-95
- NAID
  10018286305
- Data Source
  KAKENHI-PROJECT-18560191
[Journal Article] Effects of Ambient Temperature and Pressure on Direct Injection Fuel Spray for S.I.Engine2005
- Author(s)
  Tomio OBOKATA, Tsuneaki ISHIMA, Naruhito KIMURA
- Journal Title
  
  CD-Rom Proceedings of 7th International Conference on Engines for Automobile CD-Rom
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] Development of Portable LDA Flow Rate Meter for Fuel Injection Analysis2005
- Author(s)
  Tsuneki Ishima, Akira Mizuno, Yoshiyuki Kobayashi, Tomio Obokata, Tetsuji Koyama
- Journal Title
  
  Proceeding of the 18th Internal Combustion Engine Symposium (International) in Jeju CD-Rom
- Data Source
  KAKENHI-PROJECT-17560169
[Journal Article] Effect of Fuel Injection Timing Relative to Ignition Timing on the Natural-Gas Direct-Injection Combustion2003
- Author(s)
  Zuohua HUANG, Seiichi SHIGA, Takamasa UEDA, Hisao NAKAMURA, Tsuneaki ISHIMA, Tomio OBOKATA, Mitsuhiro TSUE, Michikata KONO
- Journal Title
  
  ASME Transactions(Journal of Gas Turbines and Power) 125-3
  
  Pages: 783-790
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15560168
[Presentation] Effects of ambient pressure on intermittent fuel sprays initiated from high pressure swirl injector2007
- Author(s)
  Yoshiyuki KOBAYASHI, Masaaki KATO Tsuneaki ISHIMA and Tomio OBOKATA
- Organizer
  The 16th Symposium (ILASS-Japan) on Atomization
- Place of Presentation
  Osaka, Japan
- Year and Date
  2007-12-21
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Characteristics on Intermittent Fuel Spray by Swirl Injector under High Back Pressure and High temperature Conditions2007
- Author(s)
  Yoshiyuki Kobayashi, Tsuneaki ISHIMA and Tomio OBOKATA
- Organizer
  IEA Combustion Agreement Fuel Spray Work Shop 2007 in Detroit
- Place of Presentation
  Detroit, USA
- Year and Date
  2007-04-14
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Evaluating scales by using slotted correlation in cylinder flow2006
- Author(s)
  Tsuneaki ISHIMA, Tomokazu NOMURA, Takeshi SASAKI, Yasushi TAKAHASHI and Tomio OBOKATA
- Organizer
  13th International Symposium on Applications of Laser Techniques to Fluid Mechanics
- Place of Presentation
  Lisbon, Portugal
- Year and Date
  2006-07-28
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Spray characteristics of swirl injector under high pressure and temperature condition2006
- Author(s)
  Yoshiyuki KOBAYASHI, Tsuneaki ISHIMA and Tomio OBOKATA
- Organizer
  The 15th Symposium (ILASS-Japan) on Atomization
- Place of Presentation
  Yokohama, Japan
- Year and Date
  2006-12-22
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Application of Portable LDA Flow Rate Meter to Fuel Injection Rate Measurement2006
- Author(s)
  Yoshiyuki KOBAYASHI, Akira MIZUNO, Tetsuji KOYAMA, Tsuneaki ISHIMA and Tomio OBOKATA
- Organizer
  JSME meeting in Gunma
- Place of Presentation
  Gunma, Japan
- Year and Date
  2006-09-09
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Effects of Ambient Temperature and Pressure on Direct Injection Fuel Spray for S. I. Engine2005
- Author(s)
  Tomio OBOKATA, Tsuneaki ISHIMA, Naruhito KIMURA
- Organizer
  7th International Conference on Engines for Automobile
- Place of Presentation
  Capri, Italy
- Year and Date
  2005-09-14
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Development of Portable LDA Flow Rate Meter for Fuel Injection Analysis2005
- Author(s)
  Tsuneaki ISHIMA, Akira MIZUNO, Yoshiyuki KOBAYASHI, Tetsuji KOYAMA and Tomio OBOKATA
- Organizer
  18th Internal Combustion Engine Symposium (International) in Jeju
- Place of Presentation
  Jeju, Korea
- Year and Date
  2005-12-22
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560169
[Presentation] Effects of Ambient Temperature and Pressure on Direct Injection Fuel Spray for S.I. Engine2005
- Author(s)
  Tomio OBOKATA
- Organizer
  7th International Conference on Engines for Automobile
- Place of Presentation
  イタリア,カプリ
- Year and Date
  2005-09-14
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560169

1. ISHIMA Tsuneaki (40261862)

# of Collaborated Projects: 3 results

# of Collaborated Products: 13 results
2. SHIGA Seiichi (00154188)

# of Collaborated Projects: 3 results

# of Collaborated Products: 5 results
3. ARAKI Mikiya (70344926)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results

OBOKATA Tomio 小保方 富夫

Research Projects

Research Products

Co-Researchers

Atomization improvement of high-speed liquid jet with wall impingement and its utilization

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Simultaneous Evaluation Method of Fuel Injection Pattern and Spray Characteristics by Means of LDA Flow Rate Meter

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Low NOx stratified combustion of a compressed natural gas with an over-expansion injector

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Characteristics of Mixture Formation and Combustion in Premixed Combustion Type Diesel Engine Using Hollow Cone SprayPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Mixture formation and combustion characteristics in hot-premixed Diesel EnginePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Characteristics of Intermittent Fuel Spray Initiated from Swirl Injector Under High-Ambient Pressure and Temperature Conditions2008

Author(s)

Journal Title

NAID

Description

Data Source

[Journal Article] Spray Characteristics of a High-Pressure Swirl Injector for DISI Engines Under High-Ambient Pressure and Temperature Conditions2008

Author(s)

Journal Title

Description

Data Source

[Journal Article] Atomization Improvement in a Jet Engine Fuel Injector Using a Wall Impingement Liquid Jet2006

Author(s)

Journal Title

Data Source

[Journal Article] Effect of Nozzle Diameter on the Atomization Characteristics of a Wall Impingement Liquid Jet2006

Author(s)

Journal Title

Data Source

[Journal Article] 小型LDA流量計の燃料噴射率計測への応用2006

Author(s)

Journal Title

Data Source

[Journal Article] スワール噴射弁噴霧の高温高圧場特性2006

Author(s)

Journal Title

NAID

Data Source

[Journal Article] ジェットエンジン用燃料噴射弁の形状が壁面衝突微粒化特性に及ぼす影響2006

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 壁面衝突により生成した液膜の微粒化におけるノズル直径因子に関する一考察2006

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Effects of Ambient Temperature and Pressure on Direct Injection Fuel Spray for S.I.Engine2005

Author(s)

Journal Title

Data Source

[Journal Article] Development of Portable LDA Flow Rate Meter for Fuel Injection Analysis2005

Author(s)

Journal Title

Data Source

OBOKATA Tomio 小保方富夫