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2013 Fiscal Year Final Research Report

Computation of Aerodynamic Sound through Fluid and Solid Boundaries

Research Project

  • PDF
Project/Area Number 24760128
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Fluid engineering
Research InstitutionKanazawa Institute of Technology

Principal Investigator

SASAKI Daisuke  金沢工業大学, 工学部, 講師 (60507903)

Project Period (FY) 2012-04-01 – 2014-03-31
Keywords流体工学 / 空力騒音 / 数値流体力学
Research Abstract

The objective of the study was to develop the computational approach to solve the aerodynamic sound through fluid and solid boundaries. The target was the aerodynamic sound from aircrafts and automobiles, thus the Cartesian-based approach was used to treat the complicated geometries as well as the sound propagation precisely. The Cartesian-based approach coupled with Immersed Boundary Method proved its usefulness through the CFD-CAA coupled simulation of fan noise from a jet engine. The further study is required to establish the new unified method to compute aerodynamic sound through fluid and solid boundaries effectively.

  • Research Products

    (11 results)

All 2014 2013 2012

All Journal Article (2 results) Presentation (9 results) (of which Invited: 2 results)

  • [Journal Article] Building-Cube Methodを用いたエンジンナセルインレットからの騒音伝播解析2014

    • Author(s)
      福島裕馬,大林茂,佐々木大輔,中橋和博
    • Journal Title

      東北大学サイバーサイエンスセンター広報誌SENAC

      Volume: 47巻 Pages: 35-45

  • [Journal Article] The Numerical Analysis of Forward Fan Noise Shielding Effect on the Over-the-Wing Nacelle Configuration2014

    • Author(s)
      Yuma Fukushima, Takashi Misaka, Shigeru Obayashi, Daisuke Sasaki, Kazuhiro Nakahashi
    • Pages
      2014-0720
  • [Presentation] The Numerical Analysis of Forward Fan Noise Shielding Effect on the Over-the-Wing Nacelle Configuration2014

    • Author(s)
      Yuma Fukushima, Takashi Misaka, Shigeru Obayashi, Daisuke Sasaki, Kazuhiro Nakahashi
    • Organizer
      52^<nd> AIAA Aerospace Science Meeting
    • Place of Presentation
      National Harbor, USA
    • Year and Date
      20140113-17
  • [Presentation] Cartesian-based CFD Solver for Low-Reynolds Number Airfoils2013

    • Author(s)
      Daisuke Sasaki, Yuya Kojima, Tatsuya Kuroda, Takeshi Akasaka, Masato Okamoto Koji Shimoyama, Shigeru Obayashi
    • Organizer
      Tenth International Conference on Flow Dynamics
    • Place of Presentation
      Sendai, Japan
    • Year and Date
      20131125-27
  • [Presentation] Computation of the Forward Fan Noise Shielding by the Building-Cube Method2013

    • Author(s)
      Yuma Fukushima, Shigeru Obayashi, Daisuke Sasaki, Kazuhiro Nakahashi
    • Organizer
      Tenth International Conference on Flow Dynamics
    • Place of Presentation
      Sendai, Japan
    • Year and Date
      20131125-27
  • [Presentation] 次世代ペタスケールCFDのアルゴリズム研究2013

    • Author(s)
      佐々木大輔,中橋和博,大林茂,小林広明,江川隆輔,小松一彦,高橋俊,新井紀夫,東田学,石井克哉
    • Organizer
      学際大規模情報基盤共同利用・共同研究拠点第5回シンポジウム
    • Place of Presentation
      品川,東京
    • Year and Date
      20130711-12
  • [Presentation] CFD-CAA Coupled Computation of Fan Noise Propagation from Engine Nacelle Based on Cartesian Mesh Method2013

    • Author(s)
      Yuma Fukushima, Takashi Misaka, Shigeru Obayashi, Shinkyu Jeong, Daisuke Sasaki, Kazuhiro Nakahashi
    • Organizer
      19^<th> AIAA/CEAS Aeroacoustics Conference
    • Place of Presentation
      Berlin, Germany
    • Year and Date
      20130527-29
  • [Presentation] Large-Scale Flow Simulation for Development of Engineering Product2013

    • Author(s)
      Shun Takahashi, Daisuke Sasaki, Yuma Fukushima
    • Place of Presentation
      Kyoto, Japan
    • Year and Date
      2013-12-07
    • Invited
  • [Presentation] 流体解析による最適設計の現状と展望2013

    • Author(s)
      佐々木大輔
    • Organizer
      日本機械学会北陸信越支部第50期総会・講演会
    • Place of Presentation
      福井
    • Year and Date
      2013-03-09
    • Invited
  • [Presentation] Toward Large-Scale Design Optimization Based on Building-Cube Method2013

    • Author(s)
      Daisuke Sasaki, Misaka Takeshi, Shigeru Obayashi
    • Organizer
      International Workshop on Uncertainty Quantification and Design Optimization
    • Place of Presentation
      Trieste, Italy
    • Year and Date
      2013-02-25
  • [Presentation] ブロック構造型直交格子を用いたエンジンナセルからの騒音伝播解析2012

    • Author(s)
      福島裕馬,佐々木大輔,中橋和博
    • Organizer
      第44回流体力学講演会/航空宇宙数値シミュレーション技術シンポジウム2012
    • Place of Presentation
      富山
    • Year and Date
      2012-07-06

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Published: 2015-06-25  

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