Prediction and control of combustion instability based on nonlinear dynamics

• Project/Area Number: 19760141
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Thermal engineering
• Research Institution: Ritsumeikan University
• Principal Investigator: GOTODA Hiroshi Ritsumeikan University, 理工学部, 准教授 (00434712)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,550,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥150,000); Fiscal Year 2008: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000); Fiscal Year 2007: ¥2,900,000 (Direct Cost: ¥2,900,000)
• Keywords: 燃焼 / 反応流 / 複雑系 / カオス / 熱流体

Research Abstract

非線形カオス力学の視点から,旋回流を伴う希薄予混合火炎の不安定挙動の決定論的性質を明らかにし,火炎面挙動の短期予測を行った.相互情報量,順列エントロピー,相関次元,サロゲート法を組み合わせた並進誤差の特徴を調べることによって,火炎面挙動は中次元程度以上の複雑なダイナミックスを有するが,決定論的カオスが存在することが明らかとなった.また,非線形予測法を用いることで,火炎面挙動の短期予測の可能性が示された.

Research Products

• [Journal Article] Experimental investigation on dynamic motion of lean swirling premixed flame generated by change in gravitational orientation (2009)
  • Author(s): Hiroshi Gotoda, Takaya Miyano and Ian G Shepherd
  • Journal Title: Physics of Fluids (投稿中)
  • Peer Reviewed
• [Journal Article] Nonlinear Analysis on Dynamic Behavior of Buoyancy-Induced Flame Oscillation under Swirling Flow (2009)
  • Author(s): Hiroshi Gotoda, Yuta Asano, Keng Chuah and Genichiro Kushida
  • Journal Title: International Journal of Heat and Mass Transfer (印刷中)
  • Peer Reviewed
• [Journal Article] Experimental Investigation on Dynamic Behavior of Swirling Premixed Flame Generated by Change in Gravitational Orientation
  • Author(s): Hiroshi Gotoda, Takaya Miyano, Ian G Shepherd
  • Journal Title: Physics of Fluids (査読中)
  • Peer Reviewed
• [Presentation] Dynamic Behavior of Buoyancy-Induced Flame Oscillation under Swirling Flow (2009)
  • Author(s): Hiroshi Gotoda, Yuta Asano, Keng Chuah and Genichiro Kushida
  • Organizer: 22th International Colloquium on the Dynamics of Explosions and Reactive Systems(発表予定)
  • Place of Presentation: Minsk, Belarus
• [Presentation] Dynamic behavior of swirling premixed flame generated by change in gravitational orientation (2009)
  • Author(s): Hiroshi Gotoda, Takaya Miyano and Ian G Shepherd
  • Organizer: 4th European Combustion Meeting 2009
  • Place of Presentation: Vienna, Austria
• [Presentation] 旋回流を伴う希薄予混合火炎のカオス特性 (2009)
  • Author(s): 新木本寛之,後藤田浩,宮野尚哉
  • Organizer: 第46回日本伝熱シンポジウム
  • Place of Presentation: 京都
• [Presentation] 旋回流中に形成される希薄予混合火炎のカオス特性 (2009)
  • Author(s): 新木本寛之,後藤田浩,宮野尚哉
  • Organizer: 第45回燃焼シンポジウム
  • Place of Presentation: 京都
• [Presentation] Dynamic Behavior of Buoyancy-Induced Flame Oscillation under Swirling Flow (2009)
  • Author(s): Hiroshi Gotoda, Yuta Asano, Keng Chuah, Genichiro Kushida
  • Organizer: 22th International Colloquium on the Dynamics of Explosions and Reactive Systems
  • Place of Presentation: Belarus Minsk
• [Presentation] Dynamic behavior of swirling premixed flame generated by change in gravitational orientation (2009)
  • Author(s): Hiroshi Gotoda, Takaya Miyano, Ian G Shepherd
  • Organizer: 4th European Combustion Meeting 2009
  • Place of Presentation: Austria Vienna
• [Presentation] Experimental investigation on dynamic behavior of swirling premixed flame generated by change in gravitational orientation (2008)
  • Author(s): Hiroshi Gotoda, Takaya Miyano and Ian G Shepherd
  • Organizer: Gordon Research Conference 2008, Oscillation & Dynamic Instabilities in Chemical Systems
  • Place of Presentation: Waterville, USA
• [Presentation] Experimental investigation on dynamic behavior of swirling premixed flame generated by change in gravitational orientation (2008)
  • Author(s): Hiroshi Gotoda, Takaya Miyano, Ian G Shepherd
  • Organizer: Gordon Research Conference 2008, Oscillation & Dynamic Instabilities in Chemical Systems
  • Place of Presentation: U.S.A Colby College Waterville, ME
• [Presentation] 旋回流中に形成される希薄予混合火炎のカオス特性 (2008)
  • Author(s): 新木本寛之, 後藤田浩, 宮野尚哉
  • Organizer: 第45回燃焼シンポジウム
  • Place of Presentation: 京都
• [Presentation] Effects of buoyancy on lean premixed flame on a rotating Bunsen burner (2007)
  • Author(s): Hiroshi Gotoda and Ian G Shepherd
  • Organizer: 21th International Colloquium on the Dynamics of Explosions and Reactive Systems
  • Place of Presentation: Poitier, France
• [Presentation] 旋回流中に形成される希薄予混合火炎のカオス的挙動 (2007)
  • Author(s): 後藤田浩,宮野尚哉,Ian G Shepherd
  • Organizer: 第44回燃焼シンポジウム
  • Place of Presentation: 仙台
• [Presentation] バーナーの回転を伴う希薄予混合火炎に及ぼす浮力の影響 (2007)
  • Author(s): 後藤田浩,宮野尚哉,Ian G Shepherd
  • Organizer: 日本機械学会熱工学コンファレンス
  • Place of Presentation: 京都
• [Presentation] Effects of Buoyancy on Lean Premixed Flame on a Rotating Bunsen Burner (2007)
  • Author(s): Hiroshi Gotoda, Ian G Shepherd
  • Organizer: 21th International Colloquium on the Dynamics of Explosions and Reactive Systems
  • Place of Presentation: フランス
• [Presentation] バーナーの回転を伴う希薄予混合火炎に及ぼす浮力の影響 (2007)
  • Author(s): 後藤田 浩, 宮野 尚哉, Ian G Shepherd
  • Organizer: 熱工学カンファレンス2008
  • Place of Presentation: 京都
• [Presentation] 旋回流中に形成される希薄予混合火炎のカオス的挙動 (2007)
  • Author(s): 後藤田 浩, 宮野 尚哉, Ian G Shepherd
  • Organizer: 第45回燃焼シンポジウム
  • Place of Presentation: 仙台