Page 112 - 《水资源与水工程学报》2022年第4期
P. 112
!33 " ! 4 # & ' ( ) & * + , - Vol.33No.4
2022 $ 8 % JournalofWaterResources&WaterEngineering Aug.,2022
DOI:10.11705/j.issn.1672-643X.2022.04.15
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FGHIJ:TV213.4 KLMNO:A KPQJ:1672643X(2022)04010809
Correlationstudyofmeteorologicalcharacteristicindicesofwinter
waterconveyancebasedondifferentcalendars
1,2
1,2
LIANJijian ,ZHANGYue ,ZHAOXin 1,2
(1.StateKeyLaboratoryofHydraulicEngineeringSimulationandSafety,TianjinUniversity,Tianjin300350,China;
2.SchoolofCivilEngineering,TianjinUniversity,Tianjin300350,China)
Abstract:Meteorologyisanimportantfactorthataffectsthesafeoperationoflongdistancewaterconvey
ancechannels,thepredictionofthemeteorologicalcharacteristicindicesthataffectstheicegeneration
anddevelopmentiscriticalforsafeandefficientwaterconveyanceinwinter.Toexplorethetraditional
Chinesecalendar ’sroleintheanalysisofradiationandtemperature,takingXingtai,BaodingandBeijing
stationsintheSouth-to-NorthWaterDiversionProjectasresearchobjects ,thisstudycomparesthe
correlationbetweentheprewintertemperatureandthecharacteristicindicesunderdifferentcalendars.
ThentheLSTMmodelisusedtopredictthecharacteristicindicesunderthreedifferentsystems :theGre
goriancalendar ,theSexagenarycyclecalendarandthelunarcalendar,soastoexaminetheirinfluences
ontheanalysisandpredictionofthecharacteristicindices.Theresultsshowthatthecorrelationbetween
prewintertemperatureandcharacteristicindicesisstrongerinlunarcalendarsystem ,andthemeteorolo
gyandicepredictionmodelhasbetteraccuracyandsuperiorityinthelunarcalendarthanintheGregori
anandtheSexagenarycyclecalendar.
Keywords:calendar;waterconveyanceinwinter;meteorologicalcharacteristicindex;LSTMprediction
model ;South-to-NorthWaterDiversionProject
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