• Title/Summary/Keyword: 가항반원

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Generation of a Standard Typhoon using for Surge Simulation Consistent with Wind in Terms of Return Period (풍속 재현빈도와 일치하는 해일모의용 표준태풍 생성)

  • Kang, Ju Whan;Kim, Yang-Seon;Kwon, Soon-Duck;Choun, Young-Sun
    • Journal of Korean Society of Coastal and Ocean Engineers
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    • v.28 no.1
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    • pp.53-62
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    • 2016
  • Extreme wind speeds at four sites including Mokpo, Gunsan, Incheon and Jeju near the Western Coast have been estimated with a tool of Monte Carlo simulation and typhoon data. Results of sensitivity analysis show that closeness between distance to the eye and the radius to maximum wind is most sensitive. While location angle and pressure deficit are sensitive too, but translation velocity is not. A standard typhoon, which results in extreme wind speeds having various return period, can be constructed by combination of parameter informations of each site. Then, with a numerical modelling of the typhoon, extreme surge heights having the same return period can also be obtained. To be added, by analysing the data which only including those based on navigable semicircle, it is possible to produce a standard typhoon which could result in setting-down of sea level.