气象科技进展
氣象科技進展
기상과기진전
Advances in Meteorological Science and Technology
2015年
4期
8-15
,共8页
邱拓%刘锦丽%段树%吕达仁%毕永恒
邱拓%劉錦麗%段樹%呂達仁%畢永恆
구탁%류금려%단수%려체인%필영항
X/S波段多普勒天气雷达%双基地多普勒天气雷达%风场反演
X/S波段多普勒天氣雷達%雙基地多普勒天氣雷達%風場反縯
X/S파단다보륵천기뢰체%쌍기지다보륵천기뢰체%풍장반연
X/S band Doppler radar%bistatic radar%wind ifeld retrieval
主、被动相结合的双基地天气雷达风场反演技术,是国际上近年来发展的新型技术。为了评估该技术的风场反演能力,将X波段双基地雷达(主、从站)联合反演的风场,与X/S波段多普勒雷达(双主动雷达)联合反演的风场进行对比。结果表明,在降水天气过程中,两者反演的风场一致性较好。此外,对方法中存在的问题也做了一些讨论。
主、被動相結閤的雙基地天氣雷達風場反縯技術,是國際上近年來髮展的新型技術。為瞭評估該技術的風場反縯能力,將X波段雙基地雷達(主、從站)聯閤反縯的風場,與X/S波段多普勒雷達(雙主動雷達)聯閤反縯的風場進行對比。結果錶明,在降水天氣過程中,兩者反縯的風場一緻性較好。此外,對方法中存在的問題也做瞭一些討論。
주、피동상결합적쌍기지천기뢰체풍장반연기술,시국제상근년래발전적신형기술。위료평고해기술적풍장반연능력,장X파단쌍기지뢰체(주、종참)연합반연적풍장,여X/S파단다보륵뢰체(쌍주동뢰체)연합반연적풍장진행대비。결과표명,재강수천기과정중,량자반연적풍장일치성교호。차외,대방법중존재적문제야주료일사토론。
Wind ifeld retrieval by bistatic Doppler radar is a new type of technology, which has been developed in China recently. To assess the ability of this technology, in this paper, two wind ifeld retrieval methods derived from bistatic X-band radar and X/S band Doppler radar are compared. The analysis results show that the two wind ifeld retrieval methods are reasonably consistent. In addition, some problems of the bistatic technology are also discussed.