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1、Seediscussions,stats,andauthorprofilesforthispublicationat:https://www.researchgate.net/publication/258100499ExperimentalandtheoreticalstudiesonparticleconcentrationsinspoutedbedArticleinKungChengJeWuLiHsuehPao/JournalofEngineeringThermophysics·September2005CITATIONREADS1154authors,in
2、cluding:QiangYaoTsinghuaUniversity346PUBLICATIONS2,781CITATIONSSEEPROFILESomeoftheauthorsofthispublicationarealsoworkingontheserelatedprojects:Pm2.5fromfossilfuelcombustionanditscontrolViewprojectImpactofMicronParticlesonLiquidSurfacesViewprojectAllcontentfollowingthispagewasuploadedb
3、yQiangYaoon03August2015.Theuserhasrequestedenhancementofthedownloadedfile..第26卷第期工程5熱物理學報M〕.26N2年9月URN5ALFENGINEERINGTHERMPOHYSICSOSP2O噴動床內顆粒濃度的實驗測量和理論模擬```“李水清姚強趙香龍鄭義忠.清華大學熱能工程系熱能動力工程(和熱科學重點實驗室,北京100084;2天津大學精密測試技術,300072)及儀器國家重點實驗室天津。摘要顆粒濃度對于稠相流動體系中顆粒應力本構方程建立具有決定性的作用本文采用雙流體模型,并結合顆粒流
4、動力學理論來描述固相應力的基礎上實現(xiàn)了對噴動床的數(shù)值模擬,探討了從噴射區(qū)到環(huán)隙區(qū)顆粒濃度的理論變化趨勢同時采用自,,主開發(fā)的電容探針技術不僅顆粒濃度測量值和理論值吻合較好而且也準確地驗證了顆粒非均勻夾帶這一現(xiàn)象。電容探針還可靈敏地分辨出環(huán)隙區(qū)內不同床高處以及接近壁面處的顆粒濃度的細微變化;;;關鍵詞噴動床數(shù)值模擬電容探針顆粒濃度:TK17:A:0253一23lX200505一0571一04中圖分類號文獻標識碼文章編號()EXPERI入IENTALANDTHEORETICALSTUDIESONPARTICLE,CONCENTRA了IIONSINSPOUTEDBEDu
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6、tantroleintheestablishingoftheeonstitutionequationsofsolidPhasestressesPeeiallyinthedense一PhasePartieulateflowsystem.InthisPaper,bothEuleriansimulationandexperimentalstudiesofspoutedbedwerepresented.TheCFDmodel.一wasbasedonthetwofluidmodelineorPoratingthekinetietheoryofgralarflowThevar
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