Integrated modeling of air-sea momentum and gas exchange mechanisms and its application to global environmental engineering

About this project

Japan Grant Number
JP19H02249
Funding Program
Grants-in-Aid for Scientific Research
Funding organization
Japan Society for the Promotion of Science
Project/Area Number
19H02249
Research Category
Grant-in-Aid for Scientific Research (B)
Allocation Type
  • Single-year Grants
Review Section / Research Field
  • Basic Section 22040:Hydroengineering-related
Research Institution
  • Kyushu University
Project Period (FY)
2019-04-01 〜 2023-03-31
Project Status
Completed
Budget Amount*help
15,860,000 Yen (Direct Cost: 12,200,000 Yen Indirect Cost: 3,660,000 Yen)

Research Abstract

種々のスケールの精緻な風洞水槽実験を通して,風波界面の運動量・ガス交換機構を波浪・砕波・乱流の力学的視座から統合的にモデル化する研究を行う.風波界面の遷移,吹送流,砕波,乱流強化の機構を低風速から超高風速レンジにわたって系統的に調べ,海面抵抗係数およびガス交換速度の波浪・砕波依存性を定量的に評価する.これらの結果に基づいて,波浪・砕波・乱流の統合的描像に基づく海面抵抗係数とCO2交換速度の数理モデルを構築する.さらに,得られたモデルを大気-波浪結合計算に実装して地球温暖化予測における波浪・砕波影響の定量的解明を試みる.

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