高迎角並びに非定常の流体現象の先端的課題

1994 Fiscal Year Annual Research Report

• Project/Area Number: 05302052
• Research Institution: KYUSHU UNIVERSITY
• Principal Investigator: 麻生 茂 九州大学, 工学部, 助教授 (40150495)
• Co-Investigator(Kenkyū-buntansha): 中橋 和博 東北大学, 工学部, 教授 (00207854) ; 藤原 俊隆 名古屋大学, 工学部, 教授 (90023225) ; 久保田 弘敏 東京大学, 工学部, 教授 (30114466) ; 辛島 桂一 宇宙科学研究所, 教授 (80013639) ; 佐藤 淳造 東京大学, 工学部, 教授 (80011211)
• Keywords: 大迎角 / 高迎角空気力学 / ダイナミックストール / 剥離流 / 衝撃波 / 化学反応流 / デルタ翼 / 高迎角飛行体

Research Abstract

本年度の研究は下記のようなグループに分かれて研究を行った。各グループの得た主要な研究実績は下記の通りであり、ほぼ今年度の目標を達成することができた。
高迎角空気力学関係
1)デルタ翼まわりの流れ(佐藤、中村、李家):厚いデルタ翼の偏揺角をつけたときの特性を調べ、知見を得た。デルタ翼のボルテックスフラップについて実験的研究を行い、後退角の違いによる空力特性を明らかにした。
2)高迎角で非定常運動をする翼まわりの流れ(吉澤、桑原、桜井):ヘリコプターローターの前進時の流れ解析をほぼ完成した。多方向上流差分法を開発し、高迎角の翼まわりの流れを解析した。
3)剛体またはフレキシブル翼のダイナミック・ストール(麻生、森下、森西):ダイナッミクストールをする翼まわりの剥離パターン系統的に明らかにした。回転自由に支持された翼型の自励振動について調べた。
4)高迎角翼の空力制御(Flow Control)(辛島、松野):高迎角におけるIateral Blowingの効果について調べ、その有効性を明らかにした。高迎角翼などにより発生する衝撃波と境界層の干渉流れ場の数値計算を行った。
5)高迎角飛行体まわりの流れ(久保田、井上、徳永、中島、畠山):大迎角細長物体まわりの超音速流を解いた。ヘリコプター・ローターまわりの流れを解いた。いずれも実験結果とのよい一致を見た。層流から乱入への遷移を計算し、渦構造の解明を行った。任意迎角を持つ3次元飛行体まわりの流れのDSMC計算手法を開発した。
6)三次元剥離現象の構造(山本、新井、神谷):可撓膜の形状と振動について実験を行った。超音速流中の物体の三次元剥離流における剥離パターンの特徴と二次衝撃波の発生・成長の特徴を明らかにした・
非定常流動現象関係
1)乱流剥離現象(拓植、中橋、西川):vortex generatorについて実験的研究を行った。非構造挌子およびプリズム挌子上での高解像計算法を構築し、その計算精度検証を行った。回転放物体まわりの剥離流れを調べた。
2)衝撃波を伴う流れ(高山、東野、西田、藤井):N-S方程式の並列計算コードを開発し、斜め衝撃波反射問題、高速飛行体流れ解析に適応し、妥当な結果を得た。
3)非定常化学反応流(藤原、林):超音速飛行体まわりの振動燃焼やラム加速器のunstrat問題などの非定常高速燃焼現象に関して数値解析を行った。メタン/NO反応機構を明らかにした。

Research Products

• [Publications] S.ASO and M.HAYASHI: "Experimental and Computational Studies on Dynamic Stall in Low Speed Flows" Proceedings of IUTAM Symposium on Fluid Dynamics on High Angle of Attack. 1992. (67-7S)
• [Publications] J.MIYAKAWA,J.SHINBO and S.ASO: "Numerical and Experimental Investigation on Dynamic Stall Vortex" Proceedings of IUTAM Symposium on Fluid Dynamics on High Angle of Attack. 79-S9 (1992)
• [Publications] Y.Kumamoto and S.Aso: "Computational Studies on Dynamic Stall Phenomena by Solving Incompressible Navier-Stokes Equations" Proceedings of 5th International Symposium on Computational Fluid Dynamics. II. 103-10S (1993)
• [Publications] S.Aso and Y.Kumamoto: "Experimental and Computational Studies on Unsteady Separated Flows around Oscillating Airfoil" Proceedings of Asian-Pacific Conference on Aerospace Technology and Science. (1994)
• [Publications] Shigeru Aso and Yuichi KUMAMOTO: "COMPUTATIONAL STUDY ON DYNAMIC STALL CHARACTERISTICS IN PRIMARY PARAMETERS LOW SPEED FLOWS WITH VARIOUS" Proceeding of lst Asian Computational Fluid Dynamics Conference. (1995)
• [Publications] 麻生 茂,隈本雄一: "低速流中でピッチング振動する2次元翼まわりのダイナミックストール現象の実験的研究" 九州大学工学集報. 68(発行予定). (1995)
• [Publications] Shigeru ASO and Yuichi KUMAMOTO: "Experimental and Computational Studies on Separated Flows around Oscillating Airfoil" Proceedings of 7th International Symposium on Unstsady Aerodynamics and Aeroelasticity of Turbomachines. (1994)
• [Publications] ARAI,Norio & SHIMADA,K.: "Active Control of Vortex Shedding Frequency by a Jet" Proc.of Pacific Into.Confa.on Aerospace Science and Technology. 2. 677-684 (1993)
• [Publications] N.Arai,C.J.Huang: "A Numerical Calculation of Secondary Shock Wave on Blunted Bodies in Supersonic Flow" Proc.of First Asian CFD Connf.1111-1116 (1995)
• [Publications] K.Sawada and O.Inoue: "Navier-Stokes Simulations of Two-Dimensional Compressible Mixing Layers" Trans.Japan Soc.Aero.Space Sci.35. 237-249 (1993)
• [Publications] O.Inoue,N.Takahasi and K.Takayama: "Shock Wave Focusing in a Log-Spiral Duct" AIAA Journal. 31. 1150-1152 (1993)
• [Publications] K.Sawada and O.Inoue: "Computation of Flows over a 3D Wing with a Vortex Generator" Proc.IUTAM Symp.on Fluid Dynamics of High Angle of Attack. 159-170 (1993)
• [Publications] O.Inoue and S.Onuma: "Vortex Simulation of Shear Layer Control" Proc.of 2nd Int'l Symp.on Eng.Turbulence Modeling and Measurements. 643-652 (1993)
• [Publications] O.Inoue and S.Onuma: "Vortex Simulation of Multiple-Frequency Forced Mixing Layers" Proceedings of 9th Symposium on Turbulent Shear Flows,vol. 2. 1611-1616 (1993)
• [Publications] O.Inoue,S.Imuta and K.Takayama: "Shock Wave Focusing and Vortex Formation in Log-Spiral Ducts" Proc.5th Int'l Symp.on Computational Fluid Dynamics. I. 313-316 (1993)
• [Publications] N.Uchiyama and O.Inoue: "Moving Cell Finite Volume Computation of Helicopter Rotor Flowfield" Proc.5th Int'l Symp.on Computational Fluid Dynamics. III. 273-278 (1993)
• [Publications] T.Yamazaki,T.Bisaka and O.Inoue: "Control of Wakes around a Two-Dimensional Cylinder" Proceedings of the 3rd JSME-KSME Fluids Engineering Conference. 583-588 (1994)
• [Publications] N.Uchiyama and O.Inoue: "Numerical Study of Helicopter Rotor Flowfield" Proceedings of the 3rd JSME-KSME Fluids Engineering Conference. 737-741 (1994)
• [Publications] O.Inoue,T.Bisaka and Y.Yamazaki: "Numerical Simulation of Forced Wakes around a Cylinder" Proc.int'l Symp.on Turbulence,Heat and Mass Transfer. 2041-2046 (1994)
• [Publications] Aso,S.,Karashima,K.,et al.: "Intensive Studies on Unsteady Secondary Separations and Oscillating Shock Waves in Three Dimensional Shock Waves/Turbulent Boundary Layer Interaction Region Induced by Sharp/Blunt Fins" AIAA Paper 93-2939. (1993)
• [Publications] Karashima,K.,et al.: "The Effect of Spanwise Blowing on the Aerodynamic Characteristics of a Delta Wing" Proceedings of 5th ISCFD. 2. 234-239 (1993)
• [Publications] Karashima,K.,et al.: "Enhancement of the Leading-Edge Separation Vortices by the Trailing-Edge Lteral Blowing" AIAA Paper 94-0181. (1994)
• [Publications] Kubota,H.,Jia,M.Y.,Watanuki,T.,and Suzuki,K.: "Asymmetric Flow Around High-Angle-of-Attack Slender Bodies" Fluid Dynamics of High Angle of attack. 277-288 (1993)
• [Publications] 賈明渾,綿貫忠晴,久保田弘敏: "大迎角細長物体周りの剥離流の可視化" 可視化情報学会誌. 14. 37-46 (1994)
• [Publications] M.Nagasawa,K.Kuwahara: "Smoothed Particle Simulations of the Pyroclastic Flow" Int.J.of Modern Phys.1979-1995 (1993)
• [Publications] S.Komori,R.Nagaosa,K.Kuwahara,他3名: "Direct Numerical Simulation of Three-Dimentional Openchannel Flow with Zero-shear Gas-Liquid Interface" Phys.Fluids A. 5. 115-125 (1993)
• [Publications] S.G.Chung,K.Kuwahara: "Explicit streamline Method for Steady Flows of Non-Newtonian Matter:History-Dependence and Free Surfaces" J.of Comput.Phys.104. (1993)
• [Publications] J.Zonglin,C.Yaosong,K.Kuwahara: "Approximate Nonreflecting Inflow-outflow Boundary Conditions for the Calculation of Navier Stokes Equations in Internal Flows" ACTA Mechanica SINICA. 9. (1993)
• [Publications] R.Iwatsu,J.M.Hyun,K.Kuwahara: "Numerical Simurations of Three-Dimentional Flows in a Cubic Cavity with an Oscillating Lid." Transactions of the ASME. 115. 680-686 (1993)
• [Publications] Akira SAKURAI and Shinnitiro HIGASHINO: "The Analysis of the Aerodynamic Characteristics Using an RPRV Flight Experiment Data" Proceedings of The Asian Pacific Conference on AEROSPACE TECHNOLOGY AND SCIENCE. 521-526 (1994)
• [Publications] A.Sakurai,N.Kudo,and S.Higashino: "Support Software Development for the RPRV Flight Experiments" Memories of the Faculty of Engineering,Kyushu University. 53. 89-102 (1994)
• [Publications] 東野伸一郎,池松隆,瀬戸正之,桜井晃: "主成分分析を用いたRPRVの空気力解析" 九州大学工学集報. 67. (1994)
• [Publications] A.Sasoh et al.: "A numerical and experimental study of sonic booms generated from high speed railway tunnels" Proc.of the 19th ISSW.
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• [Publications] H.Tokunaga,T.Tanaka,K.Ichinose N.Satofuka: "Numerical Solutions of Imcompressible Flows in Multiply Connected Domains by the Vortecity-Stream Function Formuration" Computers Fluids. 23. 241-249 (1994)
• [Publications] H.Tokunaga: "LES of Transition in Channel Flow Using Vortecity-vector Potential Formuration" Proceedings of First Asian Computational Fluid Dynamics Conference. 2. 767-772 (1995)
• [Publications] Takashi,Nkajima,他: "Pnetration Dynamics Experiment by Swall Solid Motor" IAF-94A.3.024(proc.IAF). (1994)
• [Publications] K.Nakahashi: "Adaptive-Prismatic-Grid Method for External Viscous Flow Computations" AIAA Paper 93-3314-CP. 195-203 (1993)
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• [Publications] H.Kawazoe,y.Nakamura,T.Ono and Y.Ushimaru: "Static and Total Pressure Distribusions around a Thick Delta Wing with Rounded Leading Edge" AIAA paper 94-2321. 1994. (1-12)
• [Publications] H.Kawazoe,y.Nakamura,Y.Ushimaru and T.Ono: "Dynamic Analysis of Thick Delta Wing with Arbitrary Motion in Wind Tunnel" AIAA paper(to appeear in 26th AIAA Fluid Dynamics Conference in San Diego in June,1995). (1995)
• [Publications] M.Zahar,Y.Nakamura,Y.Nakajima,and T.Ono: "厚いデルタ翼の総圧分布について" 流体熱工学研究. 28. 15-25 (1993)
• [Publications] Y.Nakajima,Y.Nakamaru and M.Yasuhara: "Flow Field around Thick Delta Wing with Rounded Leading Edge" IPAC,SAE. 1-246
• [Publications] T.Ono,Y.Nakamura,Y.Ushimaru,and H.Kawazoe: "Static and Total Pressure Distributions around a Thick Delta Wing with Rounded Leading Edge" AIAA Paper. 1994.
• [Publications] N.Nishikawa,Y.Niimura,Y.Kimura and Y.Itakura: "DEVELOPMENT of PTV SYSTEMS for DILUTE POLYMER SOLUTION with DRAG REDUCTION" 4th Triennal International Symposium on Fluid controlMeasurement and Visualization,Proc.FLUCOME'94. 431-436 (1994)
• [Publications] N.Nishikawa,Y.Kimura and Y.Itakura: "ASSESSMENT of PTV SYSTEMS for SOLUTION with DRAG REDUCTION" Theoretical and Applied Mechanics. 43. (213-220)
• [Publications] N.Nishikawa,Y.Kimura and Y.Itakura: "ASSESSMENT of PTV SYSTEMS for SOLUTION with DRAG REDUCTION" Theoretical and Applied Mechanics. 43. 213-220
• [Publications] Nishida,他1名: "Thermochemical Nonequilibrium Flow Analysis in Atmospheric Entry Conditions" Proc.Initial Symp.on Aerospace and Fluid Science. 149-155 (1993)
• [Publications] Nishida,他1名: "Computational Study on Shock Wave Propagation and Starting Process in a Shock Tunnel Nozzle" Proc.5th Initial Symp.on Comp.Fluid Dynamics. 120-125 (1993)
• [Publications] 李民揆,西田迪雄: "衝撃波によって誘起される非定常ノズル流の数値計算" 日本機械学会論文集(B編). 60. 2267-2272 (1994)
• [Publications] H.Kishige,他2名: "Focusing of Shock Waves Reflected from a Parabolic Wall" Proc.Asian-Pacific Conf.on Aerospace Technology. 503-508 (1994)
• [Publications] M.G.Lee,他2名: "Computational and Experimental Studies of Unsteady Viscous Nozzle Flows" JSME International. (1995)
• [Publications] M.Hatakeyama,I.Kaneko,H.Uehara: "DSMC Analysis for Highly Complicated and Interactive Flow Based on the Object-Based Mechanism and GUI Environments" 19th International Symposium on Rarefied Gas Dynamics,Oxford,England. (1994)
• [Publications] M.Hatakeyama,S.Sugano,A.Takaada: "Application of a Family of Function Approximation Methods to Computational Schemes for Boiltzmann Equation" 19th International Symposium on Rarefied Gas Dynamics,Oxford,England. (1994)
• [Publications] H.Oguchi,M.Hatakeyama and H.Honma: "Computational Aspects on Discrete-Ordinate-Velocity Description of Rarefied Gases" 19th International Symposium on Rarefied Gas Dynamics,Oxford,England. (1994)
• [Publications] M.Hatakeyama,I.Kaneko,H.Uehara: "Object Oriented Simulations based on the Object-Based Mechanism and GUI Computing Architecture" Proceedings of the World Conference of Computational Mechanics III. 1521-1522 (1994)
• [Publications] Yumiko Inoue and A.Koichi Hayashi: "Nonequilibrium Flow Around Injection Jet into a Hypersonic Flow" Proc.of 19th Int.Symp.on Shock Waves. (1993)
• [Publications] A.K.Hayashi: "Numerical Study on Thrust Vector Control System Using a Jet Flows" Proc.of 19th Int Symp.on Space Technology and science. (1993)
• [Publications] A.K.Hayashi: "Pulsed Jet Ignition Modeling with a Full Chemistry,Turbulence and Molecular Processes in Combustion" 199-220 (1994)
• [Publications] A.K.Hayashi: "Numerical Study on Haxane Spry Jet Combustion" Archivum Combustions.
• [Publications] A.K.Hayashi: "Cornstarch-Air Two-Phase Detonation Phenomena" Archivum Combustions.
• [Publications] A.K.Hayashi: "Numerical Modeling of Interaction between a Cylindrical Liquid Droplet and Eddy" Lecture Notes Series of Springer-Verlag.
• [Publications] Fumio Higashino: "Numerical Simulation on a Sonic Boom Simulator" Proc.4th Intr.Workshop Shock Tube Tech.
• [Publications] Fumio Higashino: "Interaction of Supersonic Expansion Flow with Boundary Layer in Unsymmetrical Duct" JSME International Journal. 37-1. 77-82 (1994)
• [Publications] Masashi Yamauchi,et al.: "Numerical Investigation of Supersonic Flows around a Spiked Blunt-Body" AIAA. 93-0887. (1993)
• [Publications] I.Sakamoto,et al.: "Focusing of Reflected Shock Waves Analyzed by Means of Geometrical Shock Dynamics" JSME International Journal. 36. 560-566 (1993)
• [Publications] Fumio Higashino: "Interaction of Supersonic Expansion Flow with Boundary Layer in Unsymmetrical Duct" Trans.Japan Sci.Aero.Space Scie.36. 36-46 (1993)
• [Publications] 松尾繁、渡辺安、東野文男: "非対称超音速ノズルにおける衝撃波と境界層の干渉" 日本機械学会論文集(B編). 60. 2255-2260 (1994)
• [Publications] F.Higashino,et al.: "Von Neumann Reflection of Oblique Shock Waves" Proc.19th ISSW. 311-315 (1994)
• [Publications] F.Higashino,Y.Takakura,S.Ogawa: "Numerical Simulations on a Sonic Boom Simulator" 4th Int.Workshop,Shock Tube Tech.(in Print). (1994)
• [Publications] F.Higashino,Y.Takakura,S.Ogawa: "Oblique Reflection of Shock Waves simulated by N-S Equations" Proc.Parallel CFD. (in Print). (1995)
• [Publications] Takanobu Ogawa,Kozo Fujii: "Numerical Simulation of Compressible Flows Induced by a Train Moving into a Tunnel" Computational Fluid Dyamics Journal. 3. (1994)
• [Publications] Y.Tamura.K.Fujii: "Simulation of Experimental Visualization Methods for for Computational Fluid Dynamics Research" International Journal of Computational Fluid Dynamics. 2. 309-333 (1994)
• [Publications] 田村善昭.藤井孝蔵: "数値流体力学における可視化(・)可視化入門" 日本数値流体学会誌. 2. 77-90 (1994)
• [Publications] 田村善昭.藤井孝蔵: "数値流体力学における可視化(・)ソフトウェアの準備" 日本数値流体力学学会誌. 2. (1994)
• [Publications] 田村善昭.藤井孝蔵: "数値流体力学における可視化(・)可視化手法の詳細" 日本数値流体力学学会誌. 3. (1994)
• [Publications] 藤井孝蔵: "航空宇宙工学におけるスーパーコンピューティング" 情報処理(情報処理学会誌). 36. 154-158 (1995)
• [Publications] Kozo Fujii: "Unified Zonal Method Based on the Fortified Solution Algorithm" Journal of Computational Physics. 117. (1995)
• [Publications] Kozo Fujii and Fumio Higashino Masafumi Yamauchi: "Numerical Investigation of Supersonic Flows around a Spiked Blunt-Body" Journal of Spacecraft and Rockets. (1995)
• [Publications] Akiko Matsuo,Toshi Fujiwara and Kozo Fujii: "Flow Features of Shock-Induced Combustion around Projectile Travelling at Hypervelocities" AIAA Jounral. (1995)
• [Publications] Lefevre,M.H.,Fujiwara,T.: "Robust Euler Code for Hypersonic Reactive Flows" Memoris of the School of Engineering,Nagoya University. 46. 1-54 (1994)
• [Publications] Lefever,M.H.,Fujiwara,T.: "Detonation Induced by a supersonic conical B Body" Proceedings of the 19th Intl.Symp.Space Sci.Tech.(1994)
• [Publications] ミシェル・フェーズル,藤原俊隆: "Deflagration to Detonation Transition in Shock Induced Combustion" AIAA paper 94-0764. (14994)
• [Publications] Matsuo,A.,Fujii,K.,Fujiwar,T.: "Computational Study of Unsteady Combustion Around Projectiles with Emphsis on the Large-Disturbance Oscillation" AIAA paper 94-0764. (1994)
• [Publications] A.Matsuo and T.Fujiwara: "Numeirical Investigation of Oscillatory Instability in Shock-induced Combustion around a Blunt Body" AIAA Journal. 31. 1835-1841 (1993)
• [Publications] Kenichi Matsuno: "Actual Numerical Accuracy of a Finite Iterative Scheme for Evolution Equations with Application to Boundary-Layer Flow" Proc.4th Japan-Russian Joint Symposium on computational Fluid Dynamics. (1994)
• [Publications] 松野謙一: "楕円型方程式を用いた解適合挌子生成法" 日本航空宇宙学会誌. 43. 26-31 (1995)
• [Publications] 相原康彦: "STUDY OF THE CONTINUOSLY VARIABLE MACH NUMBER FLOW FOR A SUPERSONIC WIND TUNNEL BY THE CONTOROL OF MASS FLOW RATE" ICAS PAPER,on MAY3.4. 757-767 (1994)
• [Publications] Itoga,N.,Yoshizawa,Y.: "Numerical Calculations of Forward Flight Rotor Floefields" Proc.of 5th Int.Symp.on Comp.Fluid Dynamics-Sendai. 1. 364-369 (1993)
• [Publications] 糸賀紀晶,吉澤能政: "Unsteady Numerical Calculations of Foward-Flight Rotor Flowfields" The 4th Japanese-Russia Joint Symposium on Computational Fluid Dyamics,Preprints. 17-18 (1994)
• [Publications] K.Rinoie,J.L.Stollery: "Experimental Studies of Vortex Flaps and Vortex Plates" Journal of Aircraft. 31. 322-329 (1994)
• [Publications] K.Rinoie,et.al.: "Studies of the Optimum Flap Deflection Angle of Vortex Flaps" 19th Congress of ICAS. 19. 1660-1667 (1994)
• [Publications] K.Rinoie: "Lowspeed Aerodynamic Characteristics of Delta Wings with Vortex Flaps-Effect of Sweepback Angles-" 2nd Brazilian Symposium on Aerospace Technology. 34 (1994)
• [Publications] 李家賢一、他3名: "ボルテックス・フラップ付きデルタ翼の低速空力特性について-60°と70°の比較" 航空宇宙技術研究所報告. TR-1245. (1994)
• [Publications] A.Koichi Hayashi and Takayuki Fuyuto: "Numerical Simulation of Shock Waves Through a Combustible Two-Phase Media" Proc.of 19th Int.Symp.on Shock Waves. (1993)
• [Publications] Itoga,N., Yoshizawa,Y.: "Numerical Calculations of Forward Flight Rotor Floefields" Proc.of 5th Int.Symp.on Comp.Fluid Dynamics-Sendai. 1. 364-369 (1993)
• [Publications] S.Komori,R.Nagaosa,K.Kuwahara,他3名: "Direct Numerical Simulation of Three-Dimentional Openchannel Flow with Zero-shear Gas-Liquid Interface" Phys.Fluids A. 5. 115-125 (1993)
• [Publications] R.T.Jones(原著)、拓植俊一、麻生茂(訳): "翼理論" 日刊工業新聞, (1994)
• [Publications] 麻生茂(分担執筆): "衝撃波ハンドブック" (1995)
• [Publications] Morisita,E.,Koyama,H.,Kitamori,T.and Aihara,Y.: "Unsteady aerodynamics characteristics of deformable airfoil Fluid dynamics of High Angle of Attack Edited by R.Kawamura and Y.Aihara" Spriinger-Berlag.Berlin,Heidelberg., (1993)
• [Publications] 東野文男;高山和喜(分担執筆): "衝撃工学ハンドブック" (1995)
• [Publications] Morisuta.E.,Koyama,H.,Kitamori,T.and Aihara,Y.: "Unsteady aerodynamics characteristics of deformable airfoil,Fluid dynamics of High Angle of Attack Edited by R.Kawamura and Y.Aihara" Spriinger-Berlag.Berlin,Heidelberg., (1993)