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Last update 2020/July/22

Journal

2019, 2018, 2017, 2016, 2015, 2014, 2013, 2011, 2010,
2009, 2007,

International Congress

2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011,
2008, 2007, 2006

Domestic conference (jump to page)

Invited speech

Bulletin, Review, Book, Press

Ph.D Thesis

Awards, Society activity, Grants


Journal

    2020, Journal

  1. Hiroshi Yokoyama, Katsutake Minowa, Kohei Orito, Masahito Nishikawara, Hideki Yanada, "Compressible Simulation of Flow and Sound around a Small Axial-Flow Fan with Flow through Casing Slits", JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, DOI:10.1115/1.4047807 (accepted)
  2. Hiroshi Yokoyama, Masanori Kobayashi, Akiyoshi Iida, "Analysis of Flow and Acoustic Radiation in Reed Instruments by Com-pressible Flow Simulation", Acoustical Science and Technology, Vol.41, No.5, E1926
  3. 2019, Journal

  4. Kimie Onogi, Hiroshi Yokoyama, Akiyoshi Iida,"Analysis of jet oscillations with acoustic radiation in the recorder by direct aeroacoustic simulations", The Journal of the Acoustical Society of America,146 (2), 1427-1437, August 2019; doi.org/10.1121/1.5124001 Link(selected for Technical Area Pick for Musical Acoustics)
  5. 蓑和克武, 横山博史, 板垣来翼, 飯田明由, "ケーシングスリットがファン騒音に及ぼす影響についての圧縮性流れ解析による分析", ターボ機械, 47(4), pp.219-226, 2019
  6. Saya Sato, Hiroshi Yokoyama, Akiyoshi Iida, "Control of Flow around an Oscillating Plate for Lift Enhancement by Plasma Actuators", Applied Sciences, February 2019, 9(4), 776, Special issue "Unmanned Aerial Vehicles (UAVs)", pp.1-19; applsci-428109; doi:10.3390/app9040776 Link
  7. 2018, Journal

  8. Hiroshi Yokoyama, Akiyoshi Iida,"Reduction of tonal sound from cascade of flat plates by controlling thickness ratio of neighboring plates", Noise Control Engineering Journal, 66(5), pp.375-387, 2018. DOI:10.3397/1/376632 published 1st SeptemberLink
  9. Hiroshi Yokoyama, Akiyoshi Iida,"Aeroacoustic direct and hybrid simulations", Numerical Simulations in Engineering and Science, Chapter 18, pp.327-348, ISBN 978-1-78923-451-0, DOI:10.5772/intechopen.70810, published 11th July
  10. 田所真樹, 横山博史, 水野雅隆, 飯田明由, 若松幹生, Phan Vinh Long, 田中博, "乱流境界層が流入する前方ステップから生じる空力騒音の音源および伝播プロセスの解明", 日本機械学会論文集, 84(863), pp.18-00199-1-18-00199-16, June.2018. DOI:10.1299/transjsme.18-00199. J-STAGE
  11. Yuuya Tanaka, Hiroshi Yokoyama, Akiyoshi Iida,"Forced-oscillation control of sound radiated from the flow around a cascade of flat plates", Journal of Sound and Vibration, Vol.431, pp.248-264, June.2018. DOI:doi.org/10.1016/j.jsv.2018.06.013. Link to ScienceDirect
  12. 宮本孟宜, 横山博史, 飯田明由,"折れ部を有する曲面の端部から発生するフィードバック音のプラズマアクチュエータを用いた制御", 日本機械学会論文集, Vol.84 , No.861, pp.18-00121-1-18-00121-16, May 2018. DOI:https://doi.org/10.1299/transjsme.18-00121 J-STAGE
  13. 2017, Journal

  14. Hiroshi Yokoyama, Isamu Tanimoto, Akiyoshi Iida,"Experimental Tests and Aeroacoustic Simulations of the Control of Cavity Tone by Plasma Actuators", Appl. Sci. Aug.2017, 7(8), 790, pp.1-15; doi:10.3390/app7080790.(The figures of this paper was on cover page of this issue)Link (open access)
  15. Hiroshi Yokoyama, Ryo Adachi, Taiki Minato, Akiyoshi Iida,"Experimental and Numerical Investigations on Control Methods of Cavity Tone by Blowing Jet in an Upstream Boundary Layer", SAE Int. J. Passeng. Cars - Mech. Syst. 10(3):June.2017, pp.13-21. doi:10.4271/2017-01-1786. Link to SAE
  16. Takenori Miyamoto, Hiroshi Yokoyama, Akiyoshi Iida,"Suppression of Aerodynamic Tonal Noise from an Automobile Bonnet Using a Plasma Actuator", SAE Int. J. Passeng. Cars - Mech. Syst. 10(3):June.2017, pp.712-720. doi:10.4271/2017-01-1825. Link to SAE
  17. 横山博史, 宮澤真史, 飯田明由, 折れ部を上流に有する曲面端部まわりの流れにおけるコヒーレンス解析によるフィードバック音発生機構の解明, 自動車技術会論文集, 48 (2), pp.485-490, Mar.2017. DOI:https://doi.org/10.11351/jsaeronbun.48.485 Link
  18. 楠本誠, 横山博史, David ANGLAND,飯田明由, プラズマアクチュエータによる平板列から発生する空力騒音の制御 Control of aerodynamic noise from cascade of flat plates by plasma actuators, 日本機械学会論文集, 83 (847), 16-00364-1-16-00364-16, Mar.2017. DOI:10.1299/transjsme.16-00364 J-STAGE
  19. H. Yokoyama, K. Miura, and A. Iida, Measurement of unsteady surface pressure on rotor blades of fans by Pressure-Sensitive Paint, AIP Conference paper, 1807(020001), pp.1-5 Jan.2017.
  20. M. Tadokoro, H. Yokoyama, and A. Iida, “Effects of wake-turbine blade interactions on power production of wind turbines”, AIP Conference paper, 1807(020002), pp.1-6 Jan.2017.
  21. R. Adachi, H. Yokoyama, and A. Iida, “Role of longitudinal vortices induced by jets in upstream boundary layer on suppression of cavity tone”, AIP Conference paper, 1807(020003), pp.1-6, Jan.2017.

    2016, Journal

  22. Hiroshi Yokoyama, Hiroshi Odawara, and Akiyoshi Iida, Effects of freestream turbulence on cavity tone and sound source, International Journal of Aerospace Engineering, 7347106, pp.1-16, Nov.2016. DOI:10.1155/2016/7347106 Link to paper
  23. Hiroshi Yokoyama, Yuu Hirose, and Akiyoshi Iida, Effective mixing and aeration in a bioreactor with Taylor vortex flow, Mechanical Engineering Letters, 2, 16-00412-1-16-00412-9, 14.Sep.2016. DOI:10.1299/mel.16-00412 J-STAGE
  24. Hiroshi Yokoyama, Yuuya Tanaka and Akiyoshi Iida, “Direct aeroacoustic Simulation with volume penalization method”, Computational Modeling, Simulation and Applied Mathematics, Chapter of ECTE2016, pp.105-109, July.2016, ISBN: 978-1-60595-385-4 ISSN: 2475-8841.
  25. Hiroshi Yokoyama and Akiyoshi Iida, “Identification of dominant acoustic sources in flows around square cylinder in a uniform flow”, Computational Modeling, Simulation and Applied Mathematics, Chapter of ECTE2016, pp.125-129, July.2016, ISBN: 978-1-60595-385-4 ISSN: 2475-8841.
  26. Subhan Ullah, Hiroshi Yokoyama, and Akiyoshi Iida, “Design and Fabrication of Two Stage Thermoacoustic Engine to Reduce the Onset Temperature”, Computational Modeling, Simulation and Applied Mathematics, Chapter of ECTE2016, pp.149-153, July.2016, ISBN: 978-1-60595-385-4 ISSN: 2475-8841.
  27. Hiroshi Yokoyama, Ryoma Hamasuna, Akira Miki, Hirofumi Onitsuka, and Akiyoshi Iida, “Direct aeroacoustic simulation related with mode change in a recorder”, 7th European Congress on Computational Methods in Applied Sciences and Engineering indexed by Scopus, 1, pp.1315-1324, June.2016.

    2015, Journal

  28. Hiroshi Yokoyama, Akira Miki, Hirofumi Onitsuka, and Akiyoshi Iida, Direct numerical simulation of fluid-acoustic interactions in a recorder with tone holes, J. Acoust. Soc. Am., 138, pp. 858-873 (Aug.2015).PDF DOI:10.1121/1.4926902 (Copyright (2015) American Institute of Physics. This article may be downloaded for personaluseonly. Any other use requires prior permission of the author and the American Institute of Physics : This article may be found at AIP).
    This paper was also reported in university press. University press
  29. 横山博史, 篠原 大志, 中島 崇宏, 宮澤 真史, 飯田 明由, 層流境界層中におかれた折れ部を上流に有する曲面端部から生じるフィードバック音の直接計算, 日本機械学会論文集, 81 (826), pp. 15-00148,June.2015. J-STAGE

  30. 2014, Journal

  31. Hiroshi Yokoyama, Katsuya Kitamiya, Hiroki Yamamoto, Akiyoshi Iida, “Effects of distance between plates on flows around a cascade of flat plates with acoustic resonance”, 20th AIAA/CEAS Aeroacoustics Conference Paper, AIAA-2014-3197, June 2014. Link, DOI:10.2514/6.2014-3197

    2013, Journal

  32. Hiroshi Yokoyama, Katsuya Kitamiya, and Akiyoshi Iida, Flows around a cascade of flat plates with acoustic resonance, Physics of Fluids, 25 (10), 106104, pp.1-22, Oct.2013. PDF (Copyright (2013) American Institute of Physics. This article may be downloaded for personal useonly. Any other use requires prior permission of the author and the American Institute of Physics : This article may be found at AIP).
  33. 横山博史, 北宮克哉, 飯田明由, 一様流中におかれた平板列からの音響共鳴を伴う空力音の発生, 日本機械学会論文集B編, 79 (804), pp. 1419-1433, Aug.2013. J-STAGE
  34. 横山博史, 飯田明由, 低マッハ数の角柱周りの流れにおける空力音源, 日本機械学会論文集B編, 79 (799), pp. 344-355, Mar.2013. J-STAGE

  35. 2011, Journal

  36. 寺尾啓太郎, 横山博史, 大峠祐介, 飯田明由, キャビティ音発生機構に基づいた新たな周波数予測式の提案 Proposition of a New Formula for Frequency Prediction Based on Generation Mechanism of Aerodynamic Sound in Cavity Flows, 日本機械学会論文集B編 TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, 77(779), pp. 1522-1532, July.2011. J-STAGE
  37. Hiroshi Yokoyama and Chisachi Kato, Fluid-Acoustic Interactions in Acoustic Radiation in Turbulent Cavity Flows (Fluid-Dynamic Oscillations), Journal of Environment and Engineering, 6 (1), pp. 90-106 (Jan.2011). J-STAGE

  38. 2010, Journal

  39. 横山博史, 加藤千幸, 乱流境界層内のキャビティ音発生におけるフィードバック機構(第2報,流体共鳴振動), 日本機械学会論文集B編, 76 (765), pp. 804-813 (May.2010). J-STAGE

  40. 2009, Journal

  41. Hiroshi Yokoyama and Chisachi Kato, Fluid-acoustic interactions in self-sustained oscillations in turbulent cavity flows. I. Fluid-dynamic oscillations, Physics of Fluids, 21, 105103 (Oct.2009). PDF (Copyright (2013) American Institute of Physics. This article may be downloaded for personaluse only. Any other use requires prior permission of the author and the American Institute of Physics : This article may be found at AIP).
  42. 横山博史, 加藤千幸, "乱流境界層内のキャビティ音発生におけるフィードバック機構(第1報,流体力学的振動),"日本機械学会論文集B編,75(760), pp. 2369-2378 (2009).【機械学会論文賞】J-SAGE


  43. 2007, Journal

  44. Hiroshi Yokoyama, Yuichi Tsukamoto, Chisachi Kato, Akiyoshi Iida, Self-Sustained Oscillations with Acoustic Feedback in Flow Over a Backward-Facing Step with a Small Upstream Step, Physics of Fluids, 19, 106104, Oct.2007.PDF (Copyright (2013) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics : This article may be found at AIP).
  45. 飯田明由, 小久保あゆみ, 塚本裕一, 本田拓, 横山博史, 貴島敬,加藤千幸, ドアミラーから放射される空力・音響フィードバック音の発生条件, 日本機械学会論文集B編, 73 (732), pp. 1637-1646(Aug.2007). J-STAGE
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International Congress

    2019, International Congress

  1. H. Yokoyama, K. Hibino, M. Nishikawara, H. Yanada, "Oscillations of a flexible beam in cavity flow with tonal sound", Proeedings of IGNITE-ICVSSD,Penang, Malaysia, December 2019
  2. Yoichi Sawamura, Toki Uda, Toshiki Kitagawa, Hiroshi Yokoyama, Akiyoshi Iida, "Measurement and reduction of aerodynamic bogie noise generated by high-speed trains in terms of wind tunnel testing", IWRN13, September 2019, Ghent, Belgium.
  3. Kimie Onogi, Hiroshi Yokoyama, Akiyoshi Iida, Tetsuro Shoji, "Direct aeroacoustic simulation of acoustic radiation in recorders with different windway geometries", JASA, 144(3), published Oct. 18, Proceedings of 176th Meeting of the Acoustical Society of America, Victoria, Canada, November 2018, 35(1)(Dec.5), pp.1-8, 2018. DOI:10.1121/1.5068440, DOI:10.1121/2.0000933
  4. Yusuke Kishino, Hiroshi Yokoyama, Yasuaki Omori, Masahito Nishikawara, "EFFECTS OF STACK POSITION ON THERMOACOUSTIC HEAT PUMP IN A RECTANGULAR RESONATOR", 26th International Congress on Sound and Vibration, July 2019, Montreal Canada.
  5. Katsutake Minowa, Hiroshi Yokoyama, Kohei Orito, Akiyoshi Iida, "DIRECT AEROACOUSTIC SIMULATION OF FLOW AND NOISE AROUND AN AXIAL-FLOW FAN REGARDING EFFECTS OF SLITS IN A CASING", 26th International Congress on Sound and Vibration, July 2019, Montreal Canada.
  6. Keisuke Otsuka, Hiroshi Yokoyama, Katsuya Otake, "CONTROL OF FLOW AND SOUND OVER A CAVITY BY INTERMITTENTLY DRIVEN PLASMA ACTUATOR", 26th International Congress on Sound and Vibration, July 2019, Montreal Canada.

    2018, International Congress

  7. Ai Natsubori, Hiroshi Yokoyama, Akiyoshi Iida, Keita Arimoto, "Experimental investigation of acoustic radiation from a flute with an artificial blowing device", The Journal of the Acoustical Society of America, 144(3), DOI:10.1121/1.5068439, 2018, Proceedings of 176th Meeting of the Acoustical Society of America, Victoria, British Columbia, 5-9 November 2018.
  8. Raito Itagaki, Katsutake Minowa, Hiroshi Yokoyama, Akiyoshi Iida, "EFFECTS OF SLITS OF CASING ON AEROACOUSTIC NOISE RADIATED FROM AN AXIAL FAN",25th International Congress on Sound and Vibration, Hiroshima, Japan, July, 2018.
  9. Hiroshi Yokoyama, Katsutake Minowa, Raito Itagaki, Akiyoshi Iida, "Direct simulation of aerodynamic noise of an axial-flow fan with volume penalization method",ECCM-ECFD 2018, Glasgow, UK. 12, June, 2018.

    2017, International Congress

  10. Saya Sato, Hiroshi Yokoyama, Akiyoshi Iida, "CONTROL OF FLOW AND ACOUSTIC RADIATION AROUND AN OSCILLATING PLATE IN A UNIFORM FREESTREAM BY PLASMA ACTUATORS",The Ninth JSME-KSME Thermal and Fluids Engineering Conference, pp.1-5, Okinawa, Japan, October 2017.
  11. Hiroshi Yokoyama, Isamu Tanimoto, Akiyoshi Iida, "Experimental and Computational Investigation of Cavity Tone Controlled by Streamwise Plasma Actuators", The 6th International Conference on Jets, Wakes and Separated Flows ICJWSF 2017, Cincinnati, Ohio, USA, October 2017.
  12. Masanori KOBAYASHI, Hiroshi YOKOYAMA, Akiyoshi IIDA, "Direct numerical simulation of flow and acoustic fields around woodwind instruments with reed oscillations", Inter-Noise 2017, Hong Kong, China, August 2017.
  13. Isamu TANIMOTO, Hiroshi YOKOYAMA, Akiyoshi IIDA, "Effects of electrode arrangement of plasma actuators on noise control in cavity flow", Inter-Noise 2017, Hong Kong, China, August 2017.
  14. Yuuya Tanaka, Hiroshi Yokoyama, Akiyoshi Iida, "EFFECTS OF OSCILLATING PLATES ON AEROACOUSTIC SOUND RADIATED FROM A CASCADE OF FLAT PLATES", ICSV24, London, United Kingdom, July 2017.
  15. Hiroshi Yokoyama, Ryo Adachi, Taiki Minato, Akiyoshi Iida,"Experimental and Numerical Investigations on Control Methods of Cavity Tone by Blowing Jet in an Upstream Boundary Layer", SAE 2017 Noise and Vibration Conference and Exhibition, doi:10.4271/2017-01-1786, June 2017.
  16. Takenori Miyamoto, Hiroshi Yokoyama, Akiyoshi Iida,"Suppression of Aerodynamic Tonal Noise from an Automobile Bonnet Using a Plasma Actuator", SAE 2017 Noise and Vibration Conference and Exhibition, doi:10.4271/2017-01-1825, June 2017.pict
  17. Hiroshi Yokoyama, Control of aerodynamic noise radiating from cavity flows by introducing longitudinal vortices, Proceedings of the 2nd World Congress on Momentum, Heat and Mass Transfer (MHMT'17), Barcelona, Spain, April6-8, Paper No.ENFHT 123, ISSN:2371-5316, DOI:10.11159/enfht17.123, April 2017 (invited,published)
  18. Kenta Inada, Seiji Fujiwara, Seiichi Tanaka, Subhan Ullah, Hiroshi Yokoyama, Akiyoshi Iida NUMERICAL SIMULATION OF THE ONSET CHARACTERISTICS OF A TWO-STAGE LOOP-TYPE THERMOACOUSTIC ENGINE, Asian Conference on Thermal Sciences 2017, pp.1-5, March 2017, Oral, JEJU ISLAND, Korea

    2016, International Congress

  19. Hiroshi Yokoyama, Kohei Miura, and Akiyoshi Iida, Measurement of unsteady surface pressure on rotor blades of fans by Pressure-Sensitive Paint, The Irago Conference 2016, Nov., 2016. (published in AIP paper January 2017)
  20. Ryo Adachi, Hiroshi Yokoyama, and Akiyoshi Iida, “Role of longitudinal vortices induced by jets in upstream boundary layer on suppression of cavity tone”, The Irago Conference 2016, Nov., 2016.(published in AIP paper Janupary 2017)
  21. Maki Tadokoro, Hiroshi Yokoyama, and Akiyoshi Iida, “Effects of wake-turbine blade interactions on power production of wind turbines”, The Irago Conference 2016, Nov., 2016.(published in AIP paper January 2017)
  22. Hiroshi Yokoyama, Akira Miki, Ryoma Hamasuna, Hirofumi Onitsuka, and Akiyoshi Iida, “Direct aeroacoustic simulations and measurements of flow and acoustic fields around a recorder with tone holes”, The fifth joint ASA/ASJ meeting, 2016. (invited), (published in ASA, November 2016)
  23. Hiroshi Yokoyama, and Akiyoshi Iida, Identification of dominant acoustic sources in flows around square cylinder in a uniform flow, International Conference on Environment, Civil and Transportation Engineering, July 2016. (published)
  24. Hiroshi Yokoyama, Yuuya Tanaka and Akiyoshi Iida, “Direct aeroacoustic Simulation with volume penalization method”, International Conference on Environment, Civil and Transportation Engineering, July 2016. (published)
  25. Subhan Ullah, Hiroshi Yokoyama, and Akiyoshi Iida, “Design and Fabrication of Two Stage Thermoacoustic Engine to Reduce the Onset Temperature”, International Conference on Environment, Civil and Transportation Engineering, July 2016. (published)
  26. Hiroshi Yokoyama, Ryoma Hamasuna, Akira Miki, H. Onitsuka, and Akiyoshi Iida, “Direct aeroacoustic simulation related with mode change in a recorder”, European Congress on Computational Methods in Applied Sciences and Engineering, June 2016. (publishment)
  27. Ryo Adachi, Taiki Minato, Hiroshi Yokoyama and Akiyoshi Iida, “Control of aerodynamic noise by using impinging jets placed at upstream of the cavity”, European Congress on Computational Methods in Applied Sciences and Engineering, June 2016.

    2015, International Congress

  28. Akiyoshi Iida and Hiroshi Yokoyama, “Application of the turbulence generator in the development of industrial products, The International Conference on Jets”, The International Conference on Jets, Wakes and Separated Flows (ICJWSF2015), June 2015.
  29. Hiroshi Yokoyama, Akiyoshi Iida, Taishi Shinohara, Takahiro Nakajima, Masashi Miyazawa, Aerodynamic Sound from a Curvilinear Body with a Kink Shape, ASME-JSME-KSME Joint Fluids Engineering Conference 2015 (July 2015)
  30. Hiroshi Yokoyama, Ryo Adachi, Taiki Minato, Hiroshi Odawara, Hideo Morishima and Akiyoshi Iida, Control of Cavity Tone by Spanwise Aligned Jets in Upstream Boundary Layer, European Drag Reduction and Flow Control Meeting 2015 (March 2015)PDF

  31. 2014, International Congress

  32. Hiroshi Yokoyama, Masaki Kobayashi, Hirofumi Onitsuka, Akira Miki, Akiyoshi iida, Direct numerical simulation of flow and acoustic fields around an air-reed instrument with tone holes, inter-noise 2014, Melbourne, Australia (Novenber 17,2014). PDF
  33. Hiroshi Yokoyama, Takahiro Nakajima, Taishi Shinohara, Masashi Miyazawa, Akiyoshi Iida, Aerodynamic noise produced in flow around an auto-mobile bonnet, inter-noise 2014, Melbourne, Australia (Novenber 17,2014). PDF
  34. Hiroshi Yokoyama, Katsuya Kitamiya, Hiroki Yamamoto, and Akiyoshi Iida, Effects of distance between plates on flows around a cascade of flat plates with acoustic resonance, AIAA-2014-3197, Atlanta, 20th AIAA/CEAS Aeroacoustics Conference, June 2014. PDF(publishment)DOI:10.2514/6.2014-3197
  35. Hiroshi Yokoyama, Taishi Shinohara, Takahiro Nakajima, MasashiMiyazawa, Akiyoshi Iida, DIRECT SIMULATIONS OF ACOUSTIC RADIATION AROUND ATRAILING EDGE WITH AN UPSTREAM KINK SHAPE, 11th World Congress on Computational Mechanics (WCCM XI), Barcelona, Spain (July 2014). PDF
  36. Hiroshi Yokoyama, Computational Prediction of Aerodynamic Noise, Japan-America Frontiers of Engineering Symposium 12, Tokyo, Japan (June 2014)(invited).

  37. 2013, International Congress

  38. Akiyoshi Iida, Hiroshi Yokoyama, Makoto Kusumoto, Aerodynamic noise control with plasma actuators, The 24th International Symposium on transport phenomena, Yamaguchi, Japan (November 2013).
  39. Hiroshi Yokoyama, Makoto Kusumoto, Akiyoshi Iida, Control of Noise from a Cascade of Flat Plates by using DBD Plasma Actuators, Inter-Noise 2013, Paper 1093, Innsbruck, Austria (September 2013). PDF
  40. Hiroshi Yokoyama, Katsuya Kitamiya, Akiyoshi Iida, Measurement of velocity field in flows around a cascade of flat plates with acoustic resonance, Inter-Noise 2013, Paper 1092, Innsbruck, Austria (September 2013).PDF
  41. Hiroshi Yokoyama, Hiroshi Odawara, Akiyoshi Iida, Direct Simulation of Effects of Free-stream Turbulence on Cavity Tone, Inter-Noise 2013, Paper 1107, Innsbruck, Austria (September 2013).
  42. Hiroshi Yokoyama, Taishi Shinohara, Akiyoshi Iida, Acoustic Radiation in Flows around a Trailing Edge with an Upstream Kink Shape, Inter-Noise 2013, Paper 1100, Innsbruck, Austria (September 2013).
  43. Hiroshi Yokoyama, Katsuya Kitamiya and Akiyoshi Iida, ACOUSTIC RADIATION WITH RESONANCE IN FLOWS AROUND A CASCADE OF FLAT PLATES, The 20th International Congress on Sound and Vibration (July 2013).

  44. 2012, International Congress

  45. Hiroshi Yokoyama and Akiyoshi Iida, Acoustic Radiation from Flows around a Cascade of Flat Plates, Korea-Japan CFD workshop 2012, Busan, Korea (November 2012).
  46. Akiyoshi Iida and Hiroshi Yokoyama, Effects of turbulence on aerodynamic force of insect flight, The Fifth International Symposium on Aero Aqua Bio-Mechanisms, Taipei, Taiwan (Augsut 2012).
  47. Hiroshi Yokoyama and Akiyoshi Iida, ACOUSTIC RADIATION IN A UNIFORM FLOWAROUND A TWO-DIMENSIONAL CYLINDER AT LOW REYNOLDS NUMBER, The 19thInternational Congress on Sound and Vibration, Vilnius, Lithuania (July 2012).

  48. 2011, International Congress

  49. Hiroshi Yokoyama, Keitaro Terao, Tatsutya Suzuki and Akiyoshi Iida, A formula for prediction of frequency of tonal sound in cavity flows with acoustic resonance, ASME-JSME-KSME Joint Fluids Engineering Conference 2011 (invited), Hamamatsu, Japan (July 2011).
  50. Hiroshi Yokoyama, Kenji Hagiya and Akiyoshi Iida, Comparison of direct and hybrid simulations of acoustic radiation by a rectangular cylinder in a uniform flow, The 11th Asian Symposium onVisualization, Niigata, Japan (June 2011).
  51. Hiroshi Yokoyama, Direct Numerical Simulation of Acoustic Radiation in Cavity flows, 2011JSAE Annual Congress (spring), Yokohama, Japan (May 2011).

  52. 2008, International Congress

  53. Hiroshi Yokoyama and Chisachi Kato, Fluid-acoustics interaction in self-sustained oscillationsover a cavityin a turbulent boundary layer, FEDSM2008 ASME Fluids Engineering DivisionSummer Conference, Florida, USA (August 2008).

  54. 2007, International Congress

  55. Hiroshi Yokoyama, Yuichi Tsukamoto,Chisachi Kato and Akiyoshi Iida, Self-sustainedoscillations with tonal sound around a backward-facingstep with a small upstream step,FEDSM2007 5th Joint ASME/JSME Fluids Engineering Conference, California, USA (August 2007).

  56. 2006, International Congress

  57. Hiroshi Yokoyama, Chisachi Kato, Yuichi Tsukamoto, Taku Honda, Akiyoshi Iida and Kazuo Matsuura, Numerical Investigation of Aeroacoustic feedback around a small bump near a backward-facing step, 9th Western Pacific Acoustics Conference, Seoul, Korea (June 2006).
  58. Yuichi Tsukamoto, Taku Honda, Akiyoshi Iida, Hiroshi Yokoyama, Chisachi Kato, Takashi Kijima, “Experimental Investigation of Tonal-Noise Generated from a Small Step on the Surface of Rearview Mirror”, 9th Western Pacific Acoustics Conference, No. 236, June 2006.
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Invited speech

  1. 横山博史, 熱音響機器に関する流れと音の直接計算, 2019年度 熱音響研究会, 2019, 9月17日
  2. 横山博史, 上流に折れ部を有する曲面の端部から発生するフィードバック音, 騒音制御工学会空力騒音分科会第5回委員会, 2018,5月
  3. 横山博史, 楽器からの発生音に関する流れと音の直接計算, 日本音響学会東海支部 平成29年度技術講習会 楽器音響の研究動向, 16th November 2017
  4. Hiroshi Yokoyama, Control of aerodynamic noise radiating from cavity flows by introducing longitudinal vortices, MHMT2017, April 2017
  5. Hiroshi Yokoyama and Akira Miki, Direct aeroacoustic simulations and measurements of flow and acoustic fields around a recorder with tone holes, The fifth joint ASA/ASJ meeting, November 2016
  6. 横山博史, 差分法を用いた流れと音の直接計算の可能性, 日本機械学会年次大会2014, September 2014
  7. Hiroshi Yokoyama, Acoustic Radiation from Flows around a Cascade of Flat Plates, Korea-Japan CFD workshop 2012, November 2012
  8. 横山博史, 空力騒音の数値解析, 自動車技術会 第二回 流体技術部門委員会, 2012
  9. Hiroshi Yokoyama, A formula for prediction of frequency of tonal sound in cavity flows with acoustic resonance, ASME-JSME-KSME Joint Fluids Engineering Conference 2011, July 2011

Bulletin, Review

  1. 横山博史, 流体工学との出会い, 日本機械学会誌, Myメカライフ, pp.46-46, 2019. Link
  2. 濱砂龍摩, 横山博史, 飯田明由, リコーダーからの発音に関する流れと音の直接計算, スーパーコンピューティングニュース, 19 (3), pp.26-36, 2017,5月. Link to PDF
  3. 横山博史, バイオリアクタ用撹拌器の開発, 機械の研究, 68 (6), pp.470-476, 2016.
  4. 横山博史, 音響・騒音, 日本機械学会誌, 「機械工学年鑑」特集号, 5th Aug. 2014. J-STAGE
  5. 小林正樹, 横山博史, 飯田明由, 音孔を有するリコーダー周りの流体音に関する直接計算, ながれ, 33 (2), pp. 125-131, 25.Apr.2014, Link to ながれ
  6. 横山博史, 「The 19th International Congress on Sound and Vibration」に参加して, 財団ニュース39号, 2013
  7. 横山博史, 飯田明由, 空力騒音の数値計算, センター計算機を利用した研究紹介, 6号, 1st March 2012. PDF
  8. 李惟敏, 横山博史, 加藤千幸, 直接計算による角柱から生じる空力音のLighthill音源項に関する研究, 生産研究, 63 (1), pp. 51-54, 2011年1月. J-STAGE
  9. 横山博史, 加藤千幸, 乱流境界層内のキャビティから発生する音の直接数値計算, 生産研究, 62 (1), pp.15-22 (9th April 2010). J-STAGE
  10. 横山博史, 加藤千幸, 乱流境界層中のキャビティから発生する空力騒音の直接計算, 生産研究,61 (1), pp.26-29 (9th April 2009). J-STAGE
  11. 横山博史, 塚本裕一, 加藤千幸, 飯田明由, 上流に微小な段差を有するバックステップから発生するフィードバック音の直接計算, 生産研究, 59 (1), pp.67-72 (20th February 2007). J-STAGE
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Book

  1. 横山博史 他共著者多数, 遮音・吸音材料の開発、評価と騒音低減技術,第6章 車両における振動・騒音の低減化技術と遮音・吸音材料、構造の適用, 第2節 高速輸送機関や流体機器から発生する空力騒音, 技術情報協会, pp.227-234, 2018年7月31日
  2. 横山博史 他共著者多数, 音響キーワードブック, コロナ社, 2016

Press

  1. 豊橋技術科学大学定例記者会見, 25th June 2019.presentation document
  2. 日刊自動車新聞, 6th June 2018.pdf
  3. Selection of cover page on issue of Applied Sciences, August, 2017. Link (open access)
  4. 「季刊リコーダー」, 2018, Jan, 15
  5. エフエム豊橋「天伯之城 ギカダイ」, "なぜ楽器から音が出るのか?", Feb, 11, 2017. mp3
  6. MONOist, マイナビニュース, 日経テクノロジーオンライン, リコーダー内部の複雑な空気の流れを解析し、新しい楽器デザインへ, png, 12th November 2015
  7. New Scientist, See how sound radiates around a recorder, png, 3rd February 2015
  8. EurekAlert!, Supercomputer simulations explore how an air-reed instrument generates air flow and sound, 18th Febuary 2015
  9. iSGTW (international science grid this week), Simulating sound with supercomputers could lead to development of easy-to-play musical instruments, March 18, 2015
  10. The Visualization Society of Japan, 今月のFlash, July, 2010
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Awards

  1. 日本機械学会論文集(論文),「折れ部を有する曲面の端部から発生するフィードバック音のプラズマアクチュエータを用いた制御」, 2020/4/16
  2. 文部科学省 文部科学大臣表彰 若手科学者賞,「高精度直接解析による流れと音の連成現象を伴う空力音の研究」, 2019/4/17, PDF
  3. 自動車技術会浅原賞学術奨励賞, 2018/5/24, PanelPict,Pict
  4. 日本機械学会賞 (論文), 「乱流境界層内のキャビティ音発生におけるフィードバック機構 (第1報,流体力学的振動)」, 2012/4/20
  5. 日本機械学会 奨励賞 (研究), 「流れと音の直接計算を用いたキャビティ音の発生機構の研究」, 2011/4/21
  6. 自動車技術会関東支部研究発表会 ベスト・ペーパー賞, 本田拓, 塚本祐一, 横山博史, 飯田明由, 加藤千幸, 「ドアミラーから発生する異音周波数の予測」, 2007/3

Society activity

  1. 可視化情報学会代議員, 2019-2021
  2. 日本機械学会流体工学部門部門講演会WG委員, 2018-
  3. 日本機械学会流体工学部門部門講演会運営委員会幹事, 2018-2019
  4. 日本機械学会若手の会, 2018-
  5. 流体力学会中部支部運営委員, 2018-
  6. 日本機械学会東海学生会顧問, 2018-2020
  7. Experimental and Numerical Flow and Heat Transfer Scientific Committee member, 2017-2018
  8. 日本機械学会 動力エネルギーシステム部門 動力・エネルギー技術シンポジウム実行委員, 2017
  9. 日本機械学会流体工学部門 広報委員, 2014-2017
  10. 日本機械学会流体工学部門 運営委員, 2013-2015
  11. 可視化情報学会 可視化情報シンポジウム委員, 2010-2014
  12. 日本機械学会 流体工学部門 総務委員, 2012-2013
  13. 日本機械学会 東海支部 総会・講演会 運営委員, 2010-2011

International activity


Grants

  1. スズキ財団 海外研修助成 (The 26th International Congress on Sound and Vibration), 2019
  2. 科学研究費補助金 基盤研究(C) (代表者), 音響学的フィードバック抑制に基づくプラズマアクチュエータによる空力音制御 (Number:17K06153), 2017 - 2020
  3. 教育研究活性化経費(豊橋技術科学大学), 熱音響機器の高効率化を目指した折れ部を有する管内の流体・音響場の解明, 2017
  4. 立松財団 海外調査研究助成 (SAE 2017 Noise and Vibration Conference and Exhibition), 2017
  5. 若手研究者育成プログラム(豊橋技術科学大学), プラズマアクチュエータを用いた空力騒音の低減, 2015 - 2016
  6. 科学研究費補助金 若手研究(B) (代表者), 物体運動と連成させた振動平板まわりの空力音の直接計算 (Number:26820044), 2014 - 2016
  7. 科学研究費補助金 基盤研究(B) (分担者), 塗装型高速応答感圧塗料による移動物体周り非定常圧力場計測法の確立 (Number:25289029), 2013 - 2015
  8. 立松財団 海外調査研究助成 (The 20th International Congress on Sound and Vibration), 2013
  9. 教育研究活性化経費(豊橋技術科学大学), 新しいバイオリアクター用二重円筒型攪拌機の提案, 2012 - 2013
  10. 科学研究費補助金 若手研究(B) (代表者), 高精度な空力騒音の数値予測に向けた真の音源の同定 (Number:24760134), 2012 - 2013
  11. スズキ財団 海外研修助成 (The 19th International Congress on Sound and Vibration), 2012
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Career

Academic credentials

Ph.D Thesis

乱流境界層内のキャビティ音発生におけるフィードバック機構 (PDF, 12.3Mbytes)

Others