汾河水库水温分布结构分析

第2期（总第192期）0、2003。[12][3]。。。QinggaiWang[4]MIKE11。Shun-wenJI[5]。A.A.Apukhtin[6]Beloyarskoe。[7]MIKE3。[8]。。。1、、。α－β范术芳汾河水库作为山西最大的综合利用水库，科学地预测水库的水温分布结构和采取相应的温控措施，具有重大的工程意义。文中利用现场观测和数值模拟两种方法对汾河水库水温分布进行预测分析，实测值不仅为水温预测提供了基础数据，而且验证了数学模型的适用性。数值模拟的结果表明，汾河水库属于分层型水库，夏冬季节呈典型的分层状态，冬季下泄水温保持在4℃左右，而春秋两季受季节交替的影响，水库水温处于翻滚状态，在垂向上呈现混合。汾河水库；水温；现场观测；数学模型TV697A2014-03-252014-04-18范术芳（1982-），女，2009年毕业于西安理工大学，硕士学位，助理工程师。AnalysisofWaterTemperatureDistributionStructureofFenheReservoirFANShu-fangAbstract:AsthelargestmultiplepurposereservoirinShanxiProvince,thescientificalpredictionofthewatertemperaturedistributionstructureofFenhereservoirandthecorrespondingtemperaturecontrolmeasuresareofgreatengineeringsignificance.FieldobservationmethodandnumericalsimulationmethodweretakentoanalyzeandpredictthewatertemperaturedistributionofFenhereservoir.Themeasuredvaluenotonlyprovidedessentialdataforwatertemperatureprediction,butalsoverifiedtheapplicabilityofthemathematicalmodel.TheresultsofthenumericalsimulationshowthatFenhereservoirisalayeredreservoir.Itappearstypicalhierarchicalstateinsummerandwinter,andthedrainagewatertemperatureinwinterkeepsatabout4℃.Nevertheless,inspringandautumn,influencedbyseasonalalternation,thereservoirwatertemperaturerollsandmixesinvertical.keywords:Fenhereservoir,watertemperature,fieldobservation,mathematicalmodel1006-8139201402-063-03山西水利科技632014年5月2P=50%、、、/℃/m3/s/℃/m3/s/m1-8.01.2450.10.031116.22-5.12.5010.10.041116.631.45.0840.131.101115.449.75.4373.99.771110.41范术芳：汾河水库水温分布结构分析。α－βα1010α20α20。3.6712m37.21m33.5329m3。1。α==3.67123.5329=1.0391012[9]。、147。51。1。21、4、71。211m4724℃。33.1MIKE3N-S、、k-ε。、。3.2200842009173。37。±5%。1。P=50%55%、、、2。15#4#3#2#1#20246810121416182001234891017192123250246810121416182002468101214161820174℃37℃02468101214160510152025300.220.1cμ0.090.1c1ε1.44a0.295c2ε1.95b0.375σk1.0β0.6σε1.30.5x0~41666smagorinsky0.4y0~16660.04z0~37.564第2期（总第192期）/℃/m3/s/℃/m3/s/m516.415.38212.14.021111.5620.13.85815.43.971111.6721.78.40818.81.811113.0819.814.73117.40.021115.4914.426.11311.80.071118.5108.510.0296.10.051120.6110.34.7420.17.351121.112-6.52.0740.10.061121.03.3P=50%4。412、1、2。346。7、8。9、10。11。411、47。2±5%。3。1XiangpengKongShuhongYe.TheimpactofwatertemperatureonwaterqualityindexesinnorthofLiaodongBayJ.MarinePollutionBulletin,201380245-249.2.D.2013.3.、J.200437-9.4QinggaiWang.PredictionofWaterTemperatureasAffectedbyaPreConstructedReservoirProjectBasedonMIKE11J.CleanSoilAirWater,2013,Vol.41(11)1039-1043.5Shun-wenJIYue-mingZHUShengQIANGDeng-fengZENG.ForecastofwatertemperatureinreservoirbasedonanalyticalsolutionJ.JournalofHydrodynamics,Ser.B,2008,Vol.20(4)507-513.6A.A.ApukhtinM.K.KlevannayaK.A.KlevannyiE.V.Smirnova.ComputationofmaximumwatertemperatureintheBeloyarskoeReservoirJ.RussianMeteorologyandHydrology2013Vol.38(12)853-858.7.J.2009101254-1258.8.J.20122159-161.9.J.2006,222:27-33.范术芳：汾河水库水温分布结构分析4P=50%续表265