李英杰制冷专业英语课件

2LiYingjieExperimentalinvestigationofaThermallyDrivenHeatPumpbasedonadoubleOrganicRankineCycleandanoil-freeCompressor-TurbineUnit3

Content

1、Introduction

2、TheORC-ORCconcept

3、ORC-ORCprototypelayout

4、Compressor-turbineunitprototype

5、Measurements

6、Conclusionsandperspectives

41、IntroductionThispaperpresentstheexperimentalinvestigationofaconceptofThermallyDrivenHeatPump(TDHP),basedonthecouplingofavaporcompressionheatpumpcycleandanOrganicRankineCycle(ORC)。

ThestudiedsystemisanOrganicRankineCycle(ORC)drivenheatpump.ItconsistsofaHeatPump(HP)compressioncycleandanORCinwhichtheturbineisdirectlydrivingthecompressor.AstheHPcompressioncyclecanbeseenasareversedorganicRankinecycle,thissystemiscalledhereanORC-ORC。52、TheORC-ORCconceptThesystemstudiedinthisprojectusesasingle-stageradialinflowturbineandasingle-stagecentrifugalcompressor.Theyaredirectlycoupledthroughashaftsupportedongasbearings.AprototypeusingR134aasworkingfluidhasbeendevelopedtodemonstratethefeasibilityofthisconceptandidentifythetechnicaldifficulties(Demierreetal.,2012).673、ORC-ORCprototypelayoutTheORCcondenser(Condenser1)isaplateheatexchangerwhereastheORCevaporatoriscomposedofthreeDualTubeCoil(DTC)heatexchangers.Thedrivingheatisdeliveredtothesystembyahotthermaloil(Syltherm800)circuitwhichisdrivenbyanelectricheater.894、Compressor-turbineunitprototype

TheCompressor-TurbineUnit(CTU)hasbeendesignedbasedontheelectricallydrivenoil-freecompressorprototype(about3kW)developedbySchiffmannandFavrat(2009).Thecompressorstageandthebearingandrotordimensionswerekeptthesameexceptfortheelectricmotorthatwasreplacedwithasingle-stageradialinflowturbine.10115、Me盘as事ur占em慈en胡tsDu天ri嫩ng四t赖he司t润es秆ts贸,糖th谷e岛va轨lv分es庭R5传an付d后R6抬(s嚼ee法F遵ig筐.低4蔑)降we毛re只k腰ep兄t绳fu般ll湾y朴op桑en糠i梁n症or昨de熟r里to另s榆im奔ul免at屿e南a搜un奸iq趟ue茄c段on授de科ns慨er表a违nd掉t伞hu政s石to捐o虾bt参ai均n凉th挂e凡sa秆me总c泊on茧de黄ns岩in谋g者te穴mp削er糠a-超tu薪re返a辞nd翠p惊re含ss慢ur码e没fo帜r葵bo扑th点t冈he痰O谈RC钳a珍nd芒t脂he唯H挑P炎cy谊cl觉e.12136、Co嗽nc术lu衡si霞on秀s弟an刻d辉pe邀rs妹pe尘ct释iv矩esApr早ot欢ot岔yp拿e逼of牧a赞n捉OR删Ce陪OR谢C颜he劝at痕p免um拿p滥wi桑th设a案n爪oi挑l拆fr附ee推c馋om旱pr底es必so坛r-北tu佛rb柴in缸e挠un捕it尤h突as急b姐ee笑n调de掉ve喇lo痛pe揉d钉an登d释te膜st址ed邻.悄Th利es翻e爽fi罩rs僻t谱te靠st朴s获ha残ve刊e晒na晋bl供ed捉t补o辆de党mo呼ns后tr替at月e佩th绩e养fe趴as嫁ib都il忽it捉y刘of耀t锁he峰c矿on段ce粘pt据a未nd眠i险de迟nt内if级y俯th如e串te浅ch描ni怒ca执l范di搏ff汉ic触ul进ti倘es漆.昂At拜t贝hi朋s章st川ag沉e,扑p雅ro默mi车si归ng姨p尸er染fo婶rm租an残ce门s杂ha师ve幸b芦ee很n触ob渴ta茶in属ed光w匙it崇h灰th照is喂f苗ir逝st泰p全ro耕to犬ty慕pe娇.油Th角e货ne啊xt士s必te喷p甩wi适ll始b尽e甚th遇e切te低st洁in秋g滔of怠t挺hi蜻s付pr近o-酱to羽ty惊pe堆w靠it孙h挖hi溜gh霜er秀t核ur榨bi影ne臣i快nl渣et奇t丹em勿pe批ra灿tu慢re驾a与nd尿O责RC贝e弱va宾p-省or映at狸io拐n乞pr咱es炕su呜re孟,渡re煌du今ce类d违ti寻p找cl边ea妙ra单nc级es去f抄or饱t盟he暗t辨ur醋bo裁ma深ch肤in粉es华a搁nd盯i亭mp辜ro霉ve眠d撤se烤al简in桃g酿co走nc回ep合ts蛋.减Fu丽rt悲he江r久in皱v览es较ti私ga田ti逮on拾s历sh炼ou胳ld俊i什nc许lu族de角t沙es菜ts泽w体it饼h昌th宿e拣ne咳w补lo衣w欲GW跃P壳re坊fr恒ig瞒er妇an准t,炼R妙12拳34佣