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복잡 해안지역 해상풍 모의의 정확도 개선―II: LAPS를 사용한 자료동화 KCI 등재

Improvements in the Simulation of Sea Surface Wind Over the Complex Coastal Area ―II: Data Assimilation Using LAPS

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한국환경과학회지 (Journal of Environmental Science International)
한국환경과학회 (The Korean Environmental Sciences Society)
초록

We focus on the improvement of accuracy of sea surface wind over complex coastal area during the warm season. Local Analysis Prediction System (LAPS) was used to improve the initial values in Mesoscale Meteorological model (MM5). During the clear summer days with weak wind speed, sea surface wind simulated with LAPS was compared with the case without LAPS.
The results of modeling with LAPS has a good agreement mesoscale circulation such as mountain and valley winds on land and in case of modeling without LAPS, wind speed overestimated over the sea in the daytime. And the results of simulation with LAPS indicated similar wind speed values to observational data over the sea under influence of data assimilation using BUOY, QuikSCAT, and AMEDAS. The present study suggests that MM5 modelling with LAPS showed more improved results than that of without LAPS to simulate sea surface wind over the complex coastal area.

저자
  • 배주현(부산대학교 대기과학과) | Joo Hyun Bae Corresponding Author
  • 김유근(부산대학교 대기과학과) | Yoo Keun Kim
  • 정주희(부산대학교 대기과학과) | Ju Hee Jeong
  • 권지혜(부산대학교 대기과학과) | Ji Hye Kweon
  • 서장원(기상연구소 해양기상지진연구실) | Jang Won Seo
  • 김용상(기상청 정보화담당관실) | Yong Sang Kim