上海機場終端區(qū)AMDAR資料系統(tǒng)及應用
發(fā)布時間:2018-04-16 18:20
本文選題:AMDAR資料 + 非常規(guī)觀測資料; 參考:《氣象科技》2016年04期
【摘要】:介紹了民航華東氣象中心開發(fā)的上海機場終端區(qū)AMDAR(Aircraft Meteorological Data Relay)資料實時顯示系統(tǒng),簡述了系統(tǒng)的基本原理和工作流程;并統(tǒng)計了AMDAR資料的分布特征,對機場出現(xiàn)的雷暴、大風、冰雪等天氣進行了實例分析。結(jié)果表明:上海機場終端區(qū)AMDAR資料實時顯示系統(tǒng)直觀、實用,有效地提高該資料的使用率;AMDAR資料時空分辨率高,但分布不均勻,資料97.4%集中在00:00—15:00UTC時段和67.3%集中在4km以下的中低空區(qū)域;系統(tǒng)能夠提供連續(xù)的高空風溫分布,也能夠捕捉到高空中小尺度天氣特征,在某些天氣過程中能夠為短臨預報提供良好的客觀依據(jù)和輔助手段,具有一定的實用價值。
[Abstract]:This paper introduces the real time display system of AMDAR(Aircraft Meteorological Data Relayay data in the terminal area of Shanghai Airport developed by East China Meteorological Center of civil aviation, describes the basic principle and work flow of the system, and statistics the distribution characteristics of AMDAR data, as well as the thunderstorms and strong winds in the airport.Examples of weather such as snow and ice are analyzed.The results show that the real-time display system of AMDAR data in the terminal area of Shanghai Airport is intuitionistic and practical. It can effectively improve the utilization rate of the data and the spatial and temporal resolution of AMDAR data is high, but the distribution is uneven.97.4% of the data are concentrated in the 00:00-15:00UTC period and 67.3% in the middle and low altitude area below 4km. The system can provide continuous upper air temperature distribution and capture the upper and middle scale weather characteristics.In some weather process, it can provide good objective basis and auxiliary means for short-term and impending forecast, and has certain practical value.
【作者單位】: 民航華東地區(qū)空中交通管理局氣象中心;
【基金】:民航局空管局科技項目(機場終端區(qū)風場預報與檢驗技術(shù)研究)資助
【分類號】:V321.2
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