摘要
Theeffectsofdifferentconvectiveparameterization,explicitmoistureschemesandsurfaceheat-ingonthemeso-βscalestructureofasqualllinesystemareinvestigated,byusinganimprovedmesoscalemodel.Itisfoundthatthesuccessfulpredictionofmesoscaleconvectivesystemshingesup-onnotonlythesub-gridscaleconvection,butalsotheresolvablescalephasechangeprocessesandthediurnalvariationintheboundarylayer.ThesimultaneousoperationoftheFritsch-Chappellconvectiveschemewithparameterizedmoistdowndraftsandtheprognosticequationsforcloudwater(ice)andrainwater(snow)seemstobeessentialinsimulatingrealisticallyMCSsandreducingoreliminatingtheunrealisticdevelopmentoftheCISK-likeinstabilityassociatedwiththesqualllinesystem.
出版日期
1995年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)