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1、Seediscussions,stats,andauthorprofilesforthispublicationat:https://www.researchgate.net/publication/258029367NumericalsimulatingforconfinedstronglyswirlingturbulentflowsArticleinZhongguoDianjiGongchengXuebao/ProceedingsoftheChineseSocietyofElectricalEngineering·December1999CITAT
2、IONSREADS5165authors,including:QiangYaoTsinghuaUniversity344PUBLICATIONS2,699CITATIONSSEEPROFILESomeoftheauthorsofthispublicationarealsoworkingontheserelatedprojects:Tostudythetransformationofalkalimetalsduringthermalconversionofbiomass,andtrytofindtheeffectofdifferentexperime
3、ntalconditionsonthereleaseandtransformationofK.ViewprojectImpactofMicronParticlesonLiquidSurfacesViewprojectAllcontentfollowingthispagewasuploadedbyQiangYaoon03August2015.Theuserhasrequestedenhancementofthedownloadedfile.DOI:10.13334/j.0258-8013.pcsee.1999.12.010第19卷第12期中国电机工程
4、学报Vol.19No.121999年12月ProceedingsoftheCSEEDec.1999强旋转受限射流的数值模拟徐江荣周志军姚强曹欣玉岑可法杭州电子工业学院,310037杭州浙江大学热能工程研究所,310027杭州NUMERICALSIMULATINGFORCONFINEDSTRONGLYSWIRLINGTURBULENTFLOWSXuJiangrongHangZhouInstituteofElectronicEngineering,Hangzhou,310037ChinaZhouZhijunYaoQiangCaoXinyuCenKefa
5、InstituteforThermalPowerEngineering,ZhejiangUniversity,Hangzhou,310027ChinaABSTRACTInthispaper,algebraicstressmodelwithεequa-强度的大小,流体力学中将旋转流动分为强旋转流tionbasedontheRenormalizationGrouptheoryisputforward.动和弱旋转流动。弱旋转流动由于不出现轴向逆[2]StandardK-εmodel,algebraicstressmodelbyJiangZhang流,使用
6、常规的K-ε模型模拟就可以满足工程要求。andpresentmodel(RNG-ASM)areappliedsimultaneouslyto而强旋转流动的准确预报较为困难,这是因为强旋simulatingtheconfinedstronglyswirlingflow.TheSimulating转流动主要特点是:1)6个湍流应力差别较大,实验resultsbyRNG-ASMmodelarecomparedtotheresultsbyoth-[1]测得对应的6个等效湍流粘度中起主要作用的是ertwomodel,itisshownthatthepredi
7、ctionsbythismodeldis-playreasonableagreementwithexperimentaldata,andleadtoμzφ、μφφ、μzz,并且等效湍流粘度的数值沿径向的变[2]greaterimprovementthanZhang'sASMturbulencemodel.化很大,即湍流的强各向异性。2)强旋转流动中,由KEYWORDSswirlingfurbuleutflow;algebraicsfressmodcl;于湍流的强各向异性,流场中大小涡旋的级串关系renormalizationgrouptheory(
8、renormalization)复杂。数值模拟中,使用单一尺度———湍流耗散率ε不足以全面反映其湍流特性。摘要将基于重整化
