Rchr
J-GLOBAL ID：202301018248682218   Update date: Sep. 26, 2024

MIYAZATO YOSHIAKI

ミヤザト ヨシアキ | MIYAZATO YOSHIAKI
Affiliation and department：
The University of Kitakyushu Faculty of Environmental Engineering Department of Mechanical Systems Engineering

About The University of Kitakyushu Faculty of Environmental Engineering Department of Mechanical Systems Engineering


Job title： Professor
Research keywords  (1)： Mach-Zehnder interferometry, Twyman-Green interferometry, Rainbow schlieren deflectometry, Numerical simulation, Shock wave, Supersonic flow, Shock train, Shock-boundary layer interaction, Supersonic jet
Research theme for competitive and other funds  (16)：
  • 2020 - 2023 レインボーシュリーレン法による超音速マイクロジェットの3次元構造の解明
  • 2015 - 2018 Development of tomographic rainbow schlieren for density fields in three-dimensional supersonic jets
  • 2011 - 2013 Application of Rainbow Schlieren Deflectometry for Shock-Containing Supersonic Jets
  • 2008 - 2010 Study of Choking Phenomena of Compressible Flow in Extremely Small Nozzles and its Application to Extremely small and Critical Mass Flow Meters
  • 2008 - 2010 Study on Flow Mechanism of Pseudo-Shock Waves in Scramjet Engine Isolators
Show all
Papers (106)：
  • Tatsuya Nagata, Takumi Sakashita, Shinichiro Nakao, Yoshiaki Miyazato. Three-dimensional flow features of underexpanded jets emerging from an elliptic convergent nozzle. Experiments in Fluids. 2024. 65. 10
  • Muhammad Minarul ISLAM, Tatsuya NAGATA, Shinichiro NAKAO, Yoshiaki MIYAZATO. Theoretical study of slightly underexpanded jets from elliptical nozzles. TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES. 2024. 67. 1. 32-39
  • Takato Inadomi, Shinichiro Nakao, Yoshiaki Miyazato. Optical measurements of oscillating shock waves by high-speed Mach-Zehnder interferometry with the finite-fringe setting. British and Irish Conference on Optics and Photonics. 2023
  • S. Yoshimi, S. Nakao, Y. Miyazato. Three-dimensional flow visualization of rectangular underexpanded microjets by tomographic Mach-Zehnder interferometry. 14th ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements. 2023
  • T. Nagata, S. Nakao, Y. Miyazato. Three-dimensional flow visualization of elliptic underexpanded jets by tomographic rainbow schlieren deflectometry. 14th ERCOFTAC Symposium on Engineering Turbulence Modelling and Measurements. 2023
ｍore...
Lectures and oral presentations  (5)：
  • 3D characteristics of underexpanded jets from notched convergent nozzles
    (2024)
  • Three-dimensional structure of an underexpanded jet emerging from a diamond-shaped convergent nozzle
    (2024)
  • Shock wave boundary layer interactions in an inlet diffuser
    (2024)
  • Three-dimensional structure of an underexpanded jet emerging from a ninja-star-shaped convergent nozzle
    (2024)
  • 曲り管内の圧縮流れに関する実験
    (可視化情報 2010)
Awards (4)：
  • 2024/07 - The Visualization Society of Japan Application of rainbow schlieren tomography for shock-containing rectangular jets
  • 2019/07 - The Visualization Society of Japan 第30期可視化情報学会技術賞(カテゴリI) CT(computer tomography) measurement of 3D density distributions of high-speed premexed turbulent flames (Multi-path integration image-noise reduction technique based on novel concept of complex brightness gradient in quantitative schlieren image
  • 2019/04 - American Society of Thermal and Fluids Engineers Best Research Paper Award CT(Computer Tomography) measurement of 3D density distributions of flame: obtaining vertical gradient schlieren brightness from horizontal gradient for image-noise reduction
  • 1989/03 - The Japan Society of Mechanical Engineers 畠山賞
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