GRAPES模式中高精度正定保形物质平流方案的研究Ⅱ连续实际预报试验.pdf

Acta 0577—6619／2011／69(1)-0016—25MeteorologicaSinica气象学报 GRAPES模式中高精度正定保形物质平流方案 的研究1I：连续实际预报试验’ 王明欢1 沈学顺2 肖 锋3 WANG SHENXueshun2XIAO Minghuanl Fe-d 1．中国气象局武汉暴雨研究所，武汉，430074 2．中国气象局数值预报中心，北京，100081 3．日本东京工业大学能量科学系，日本横滨，226-8502 1．Institute Rain，CMA，Wuhan430074，China 0fHeavy PredictionCenter 2．Numerical of 100081。China cMA，Beijing Institute 3．Departmentofenergysciences，TokyoofTechnology，Yokohama 226—8502，Japan 2009—11—13收稿，2010—09—15改回． and Xueshun，Xiao ofthe positive-definiteconformaladvection WangMinghthan。Shen Feng．2011．Astudy high-orderaccuracy the actualrainfall schemein GRAPESmodelⅡ：Continuous Sinica，69(1)：16-25 predictionexperiments．ActaMeteorologica AbstractInaseriesof the GRAPESmodel，the and papers，forsemi—implicitsemi—I。agrangian high—accuracy advectionschemecalledthe rationalfunctionmethed(PRM)is PartIofthe wasfound piecewise developed．First，inpapers。it and tOcode has in the thatthisschemeis and variablesof variation．Its simple，practicaleasy greatabilitytreating largespatial intheGRAPEScanalsobeconfirmedideal 24hour feasibility by experiments．InPartⅡ，the rainfallforecasthasbeenmade forone in detailedcase basedona ofthe 24 month：July