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Semi-prognostic calculation of the meridional overturning circulation with a realistic vertical diffusivity

Research Project

Project/Area Number 21740345
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Meteorology/Physical oceanography/Hydrology
Research InstitutionKyushu University

Principal Investigator

ENDOH Takahiro  九州大学, 応用力学研究所, 学術研究員 (10422362)

Project Period (FY) 2009 – 2011
Project Status Completed (Fiscal Year 2011)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2011: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2010: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2009: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords深層海洋大循環 / 子午面循環 / 鉛直乱流拡散 / 海洋大循環モデル / semi-prognostic法 / 黒潮
Research Abstract

The semi-prognostic method, which introduces a correction term for potential temperature and salinity to the horizontal momentum equation, is applied to an idealized three-dimensional model of buoyancy-driven flow in a single hemisphere. The magnitude of the meridional overturning circulation(MOC) with realistic stratification as well as vertical diffusivity is small, suggesting that the magnitude of the MOC might be overestimated by the previous measurements, and/or that a substantial part of the MOC might be driven by dynamical processes other than vertical diffusion.

Report

(4 results)
  • 2011 Annual Research Report   Final Research Report ( PDF )
  • 2010 Annual Research Report
  • 2009 Annual Research Report
  • Research Products

    (19 results)

All 2012 2011 2010 2009

All Journal Article (6 results) (of which Peer Reviewed: 4 results) Presentation (13 results)

  • [Journal Article] The effect of Koshu Seamount on the formation of the Kuroshio large meander south of Japan2011

    • Author(s)
      Endoh, T., H.Tsujino, T.Hibiya
    • Journal Title

      Journal of Physical Oceanography

      Volume: 41(9) Issue: 9 Pages: 1624-1629

    • DOI

      10.1175/jpo-d-11-074.1

    • NAID

      120005133141

    • Related Report
      2011 Annual Research Report 2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] 台湾北東沖の黒潮変動2010

    • Author(s)
      市川香, 遠藤貴洋
    • Journal Title

      月刊海洋

      Volume: vol.42 Pages: 501-506

    • Related Report
      2011 Final Research Report
  • [Journal Article] 台湾北東沖の黒潮変動2010

    • Author(s)
      市川香、遠藤貴洋
    • Journal Title

      月刊海洋

      Volume: 42 Pages: 501-506

    • Related Report
      2010 Annual Research Report
  • [Journal Article] Interaction between the trigger meander of the Kuroshio and the abyssal anticyclone over Koshu Seamount as seen in the reanalysis data2009

    • Author(s)
      Endoh, Takahiro and Toshiyuki Hibiya
    • Journal Title

      Geophysical Research Letters

      Volume: vol.36 Issue: 18

    • DOI

      10.1029/2009gl039389

    • Related Report
      2011 Final Research Report
    • Peer Reviewed
  • [Journal Article] Interaction between the trigger meander of the Kuroshio and the abyssal anticyclone over Koshu Seamount as seen in the reanalysis data2009

    • Author(s)
      Endoh, Takahiro, Toshiyuki Hibiya
    • Journal Title

      Geophysical Research Letters 36,L18604

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Transition to the large meander path of the Kuroshio as observed by satellite altimetry2009

    • Author(s)
      Ambe, Daisuke, Takahiro Endoh, Toshiyuki Hibiya, Shiro Imawaki
    • Journal Title

      La Mer 47(1-2)

      Pages: 19-21

    • NAID

      10026083957

    • Related Report
      2009 Annual Research Report
    • Peer Reviewed
  • [Presentation] 地球温暖化と急激な経済発展が東アジア域の海洋・大気環境に及ぼす影響の解明2012

    • Author(s)
      遠藤貴洋,市川香,増田章
    • Organizer
      中規模渦との相互作用によって引き起こされる黒潮流軸の変動に関する数値実験,九州大学応用力学研究所研究集会
    • Place of Presentation
      九州大学応用力学研究所
    • Year and Date
      2012-03-12
    • Related Report
      2011 Final Research Report
  • [Presentation] 中規模渦との相互作用によって引き起こされる黒潮流軸の変動に関する数値実験2012

    • Author(s)
      遠藤貴洋、市川香、増田章
    • Organizer
      九州大学応用力学研究所研究集会「地球温暖化と急激な経済発展が東アジア域の海洋・大気環境に及ぼす影響の解明」
    • Place of Presentation
      九州大学応用力学研究所(福岡)
    • Year and Date
      2012-03-12
    • Related Report
      2011 Annual Research Report
  • [Presentation] Estimates of the turbulent kinetic energy budget in the convective boundary layer2012

    • Author(s)
      Endoh, Takahiro, Takeshi Matsuno, Yutaka Yoshikawa, and Eisuke Tsutsumi
    • Organizer
      2012 Ocean Sciences Meeting
    • Place of Presentation
      Salt Palace Convention Center,ソルトレイクシティ
    • Year and Date
      2012-02-20
    • Related Report
      2011 Final Research Report
  • [Presentation] Estimates of the turbulent kinetic energy budget in the convective boundary layer2012

    • Author(s)
      Endoh, Takahiro, Takeshi Matsuno, Yutaka Yoshikawa, Eisuke Tsutsumi
    • Organizer
      2012 Ocean Sciences Meeting
    • Place of Presentation
      Salt Palace Convention Center, Salt Lake City, USA
    • Year and Date
      2012-02-20
    • Related Report
      2011 Annual Research Report
  • [Presentation] 中規模渦との相互作用によって引き起こされる黒潮流軸の変動に関する数値実験2011

    • Author(s)
      遠藤貴洋,市川香,増田章
    • Organizer
      第65回西日本海洋調査技術連絡会
    • Place of Presentation
      長崎海洋気象台
    • Year and Date
      2011-12-06
    • Related Report
      2011 Final Research Report
  • [Presentation] 中規模渦との相互作用によって引き起こされる黒潮流軸の変動に関する数値実験2011

    • Author(s)
      遠藤貴洋、市川香、増田章
    • Organizer
      第65回西日本海洋調査技術連絡会
    • Place of Presentation
      長崎海洋気象台(長崎)
    • Year and Date
      2011-12-06
    • Related Report
      2010 Annual Research Report
  • [Presentation] 「宗谷暖流を始めとした対馬暖流系の変動メカニズム」2011

    • Author(s)
      遠藤貴洋
    • Organizer
      RIAMOMへのsemi-prognos tic法の導入,北海道大学低温科学研究所共同利用研究集会
    • Place of Presentation
      北海道大学低温科学研究所
    • Year and Date
      2011-11-09
    • Related Report
      2011 Final Research Report
  • [Presentation] RIAMOMへのsemi-prognostic法の導入2011

    • Author(s)
      遠藤貴洋
    • Organizer
      北海道大学低温科学研究所共同利用研究集会「宗谷暖流を始めとした対馬暖流系の変動メカニズム」
    • Place of Presentation
      北海道大学低温科学研究所(札幌)
    • Year and Date
      2011-11-09
    • Related Report
      2010 Annual Research Report
  • [Presentation] The effect of Koshu Seamount on the formation of the Kuroshio large meander south of Japan2010

    • Author(s)
      Endoh, Takahiro, Hiroyuki Tsujino, and Toshiyuki Hibiya
    • Organizer
      American Geophysical Union 2010 Fall Meeting
    • Place of Presentation
      Moscone Convention Center,サンフランシスコ
    • Year and Date
      2010-12-17
    • Related Report
      2011 Final Research Report
  • [Presentation] The effect of Koshu Seamount on the formation of the Kuroshio large meander south of Japan2010

    • Author(s)
      Endoh, Takahiro, Hiroyuki Tsujino, Toshiyuki Hibiya
    • Organizer
      American Geophysical Union 2010 Fall Meeting
    • Place of Presentation
      Moscone Convention Center, San Francisco, USA
    • Year and Date
      2010-12-17
    • Related Report
      2010 Annual Research Report
  • [Presentation] Endoh, Takahiro and Kaoru Ichikawa, Numerical study of the penetration of the subsurface Kuroshio water onto the continental shelf northeast of Taiwan2010

    • Author(s)
      Endoh, Takahiro and Kaoru Ichikawa
    • Organizer
      2010 Ocean Sciences Meeting
    • Place of Presentation
      Oregon Convention Center,ポートランド
    • Year and Date
      2010-02-24
    • Related Report
      2011 Final Research Report
  • [Presentation] Numerical study of the penetration of the subsurface Kuroshio water onto the continental shelf northeast of Taiwan2010

    • Author(s)
      Endoh, Takahiro, Kaoru Ichikawa
    • Organizer
      American Geophysical Union 2010 Ocean Sciences Meeting
    • Place of Presentation
      Oregon Convention Center, Portland, Oregon
    • Year and Date
      2010-02-24
    • Related Report
      2009 Annual Research Report
  • [Presentation] 九州西沖における乱流微細構造の時系列観測2009

    • Author(s)
      遠藤貴洋,松野健,吉川裕
    • Organizer
      2009年度日本海洋学会秋季大会
    • Place of Presentation
      京都大学吉田キャンパス北部構内
    • Year and Date
      2009-09-28
    • Related Report
      2011 Final Research Report 2009 Annual Research Report

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Published: 2009-04-01   Modified: 2016-04-21  

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