Kyushu University Academic Staff Educational and Research Activities Database
Researcher information
Toshiyuki Aoki Last modified date:2012.10.1



Graduate School
Undergraduate School


E-Mail
Homepage
http://mac507.ence.kyushu-u.ac.jp/
High-Speed Gas Dynamics Lab..
Phone
092-583-7589
Fax
092-583-7589
Academic Degree
Doctor of Engineering
Field of Specialization
Compressible Fluid Dynamics, Aeroacoustics
Outline Activities
●Shock wave/boundary-layer interaction in a supersonic duct
●Shock-train in a supersonic duct
●Shock associated aerodynamic noise in a supersonic jet
●Compound choking phenomena of multi-streams
●Aerodynamic noise from high-speed railway tunnel
Research
Research Interests
  • Alleviation of low frequency noise from soundproof house
    keyword : infrasound, noise, alleviation method, active noise control
    2002.04.
  • Flow mechanism and noise of supersonic jets
    keyword : supersonic jet, noise, shock wave, screech sound
    2001.01.
  • Aeroacoustic noise from propagating compression wave in high-speed railway tunnel
    keyword : high-speed train, tunnel, micro pressure wave, alleviation,
    1998.01.
  • Attenuation and distortion of a compression wave propagating in a high-speed railway tunnel
    keyword : high-speed train, tunnel, micro pressure wave, pressure wave, compression wave, nonlinear
    1988.01.
  • Investigation of unsteady boundary layer measured by laser differential interferometry
    keyword : laser differential interferometry, unsteady boundary, density, wave
    1998.04~2002.03.
Academic Activities
Papers
1. Seungyoung Shin, Mkiko Yonamine, Akira Tokumoto, Hiroki Kuguyama and Toshiyuki Aoki,Experimental investigation on correlations between transonic tone and flow oscillation in a supersonic nozzle,Proc. inter・noise 2011,2011.09.
2. Tomo ORITA, Toshiyuki AOKI, Shinsuke ISHII, and Daisuke SASA,Characteristics of nonlinear effects on the propagating compression wave in a tunnel,Proc. inter・noise 2011,2011.09.
3. Shinichiro Nakao, Toshiyuki Aoki, Tadakazu Tanino, Takeshi Miyaguni and Kazuyasu Matsuo,A new passive control method of the pressure wave propagating through in a high speed railway tunnel,Proc. 14th International Symposium on Aerodynamics and Ventilation of Tunnels,2011.05.
4. M. Yonamine, N. Kawashima, S. Shin, S. Jung and T. Aoki,Experimental investigation of shock oscillations and transonic tone in supersonic nozzle,Proc. 3rd Asian Joint Workshop on Thermophysics and Fluid Science,2010.09.
5. Shinya Nakamura, Daisuke Sasa and Toshiyuki Aoki,Attenuation and Distortion of Compression Wave Propagating in Very Long Tube,Journal of Thermal Science,Vol.20,No.1,pp.1-5,2011.01.
6. Shinya Nakamura, Daisuke Sasa and Toshiyuki Aoki,Attenuation and Distortion of Compression Wave Propagating in Very Long Tube,Proc. 3rd Asian Joint Workshop on Thermophysics and Fluid Science,2010.09.
7. Toshiyuki AOKI, Masanori TANAKA and Yutaro SUGIURA,Alleviation of Low Frequency Noise from a Soundproof House by Standing Wave Control,Journal of Environment and Engineering,Vol.5,No.1,pp.226-230,2010.04.
8. Makiko Yonamine, Jung Sungjae and Toshiyuki Aoki ,INVESTIGATION ON TRANSONIC TONE IN SUPERSONIC NOZZLE ,Proc. of The 6th International Congress on Sound and Vibration,2009.07.
9. M. Yonamine, S. Jung and T. Aoki,Study on Transonic Tone in Axisymmetric Supersonic Nozzle,Proc. of The 9th International Symposium on Experimental and Computational Aerothermodynamics of Internal Flows (ISAIF9),2009.09.
10. Toshiyuki AOKI, Kouji MIURA and Shinsuke ISHII,Characteristics of Compression Wave Propagating in a Very Long Railway Tunnel,Proc. of The 9th International Symposium on Experimental and Computational Aerothermodynamics of Internal Flows (ISAIF9),2009.09.
11. Yong-Hun Kweon , Toshiyuki Aoki and Heuy-Dong Kim,Control of Supersonic Jet Noise Using Mesh Screen Device,Proc. of The 9th International Symposium on Experimental and Computational Aerothermodynamics of Internal Flows (ISAIF9),2009.09.
12. T. Aoki,An Experimental Study on Transonic Resonance in Two Dimensional Supersonic Nozzle,Proc. of the 12th Asian Congress of Fluid Mechanics, Daejeon, Korea (2008),2008.08.
13. S.J. Jung, T. Aoki, H.D. Kim and T. Setoguchi,AN EXPERIMENTAL STUDY ON TRANSONIC TONE IN SUPERSONIC NOZZLE FLOW,Proc. 2nd Asian Joint Workshop on Thermophysics and Fluid Science,2008.05.
14. T. Aoki, J.Yamamoto and K. Nagatani,CHARACTERISTICS OF A COMPRESSION WAVE PROPAGATING OVER POROUS PLATE WALL IN A HIGH-SPEED RAILWAY TUNNEL,Proc. 2nd Asian Joint Workshop on Thermophysics and Fluid Science,2008.05.
15. T. Aoki, J.Yamamoto and K. Nagatani,Characteristics of a compression wave propagating over porous plate wall in a high-speed railway tunnel,Journal of Thermal Science, ,Vol.17, No.3, pp218-223, 2008.,2008.10.
16. S.J. Jung, T. Aoki, H.D. Kim and T. Setoguchi,AN EXPERIMENTAL STUDY ON TRANSONIC TONE IN SUPERSONIC NOZZLE FLOW,Proceedings of 2nd Asian Joint Workshop on Thermophysics and Fluid Science,,pp198-201, 2008.,2008.05.
17. T. Aoki, J.Yamamoto and K. Nagatani,CHARACTERISTICS OF A COMPRESSION WAVE PROPAGATING OVER POROUS PLATE WALL IN A HIGH-SPEED RAILWAY TUNNEL,Proceedings of 2nd Asian Joint Workshop on Thermophysics and Fluid Science,pp117-121, 2008.,2008.05.
18. Kweon,Y.H.,Jung,S.J.,Miyazato,Y.,Aoki,T.,Kim,H.D.,and Setoguchi,T.,Shock-Associated Noise Reduction in Supersonic Jets Using a Wire Device,1st the Asian Joint Workshop on Thermophysics and Fluids Science,pp.174-177,2006.06.
19. Kweon,Y.H., Miyazato,Y.,Aoki,T.,Kim,H.D.,and Setoguchi,T.,Control of supersonic jet noise using a wire device,Journal of Sound and Vibration,Vol.297.pp.167-182,2006.03.
20. Kweon,Y.H.,Miyazato,Y.,Aoki,T.,Kim,H.D.,and Setoguchi,T.,Experimental investigation of nozzle exit reflector effect on supersonic jet,Shock Waves,Vol.15,pp.229-239,2006.06.
21. T.Aoki, S.Nakao, K.Matsuo,Ballast effect on distortion of propagating compression wave in high-speed railway tunnel,Proc. 22nd Int. Symp. on shock waves,1-6,1999.11.
Presentations
1. Influence on Waveform of Unsteady Flow Induced by Propagating Compression Wave in a Tube.
2. Characteristics of Propagating Shock Wave in a Very Long Tube.
3. Effects of initial waveform on the nonlinear propagation of compression wave in a tunnel.
4. Research on Vibration of Shock Waves Caused in a Supersonic Nozzle and Generated Noise.
5. Characteristics of Propagating Compression Wave in a Very Long Tube.
6. Characteristics of a propagating compression wave in a tunnel with a porous plate wall.
7. Characteristics of Propagating Compression Wave in a Very Long Tunnel.
8. Characteristics of Propagating Compression Wave in a Very Long Tube.
9. A Study on a Shock Associated Noise in Over-Expanded Supersonic Jets.
10. Acoustic Characteristics of Supersonic Jet from Laval Nozzle with Duct.
11. Acoustic Characteristics of Supersonic Jet from Laval Nozzle with Duct.
12. A Study on a Shock Associated Noise in Over-Expanded Supersonic Jets.
13. Study of supersonic jet noise reduction using a mesh screen device.
14. An Experimental Study on a Noise Phenomenon in Over-Expanded Supersonic Jets
.
15. Passive control of propagating pressure wave in a tunnel with a porous plate
.
16. Alleviation of low frequency noise by the soundproof opening built in Helmholtz resonators.
17. Shock-Associated Noise Reduction in Supersonic Jets Using a Wire Device.
18. Characteristics of Propagating Compression Wave in a Tube with Various Wall Structure
.
Membership in Academic Society
  • International Shock Wave Institute (ISWI)
  • The Japan Society of Mechanical Engineering
  • THE VISUALIZATION SOCIETY OF JAPAN
  • The Institute of Electrical Engineering of Japan
Educational
Educational Activities
Graduate School: Department of Energy and Environmental Engineering
Interdisciplinary Graduate School of Engineering Sciences
Basic subject of Fluid Dynamics
Aeroacoustics
Numerical Fluid Dynamics
Experiments of High-Speed Gas Dynamics
Tutorial Exercises for Doctor thesis

Undergraduate School: Department of Energy Science and Engineering
Core seminar
Experiments of Energy System Engineering
Fluid Dynamics I
Fluid Dynamics II