利用吸收剂提高蒸汽动力循环的热效率研究

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1、硕士学位论文利用吸收剂提高蒸汽动力循环的热效率研究ENHANCETHETHERMALEFFICIENCYOFTHESTEAMPOWERCYCLEBYUSEABSORBENTMATERIAL加里（HayderShakirJalilAl-Dhalimee）哈尔滨工业大学2017年7月国内图书分类号：学校代码：国际图书分类号：密级：工学硕士学位论文利用吸收剂提高蒸汽动力循环的热效率研究硕士研究生：加里导师：刘林华教授申请学位：工学硕士学科：工程热物理所在单位：能源科学与工程学院答辩日期：2017年7月授予学位单位：哈尔滨工业大学C

2、lassifiedIndex:U.D.C:DissertationfortheMasterDegreeinEngineeringENHANCETHETHERMALEFFICIENCYOFTHESTEAMPOWERCYCLEBYUSEABSORBENTMATERIALCandidate：HayderShakirJalilAl-DhalimeeSupervisor：Prof.LiulinhuaAcademicDegreeAppliedfor：MasterofEngineeringSpecialty：Engineeringofth

3、ermo-physicsAffiliation：SchoolofEnergyScienceandEngineeringDateofDefense：July,2017Degree-Conferring-Institution：HarbinInstituteofTechnologyAbstractAbstractLittleamountofheatrecoveryorwasteheatrecoverythatrejectedorremainedfromvarioustypesofapplicationsandsourcesisa

4、nattractedissuethatreceivedrecentlyconsiderableconcern.Though,therearemanyofcyclesthatpromisedtorecoverthatwastedenergyorlittleamountofheat,butstillthosecyclesdidnotdealtenoughwiththerequirements.Todesignnewsystemthatithasabilityandflexibilitytorecoverthatamountofh

5、eatinlowcapitalcostisaninterestedissue.Thisresearchstatedondesignnewsystem,whichistransformingforRankinesteamcycle.TheideaiscametosolvetherestrictingandlimitingproblemsinRankinecyclefromworkatextremelylowconditionsoftemperaturesandpressures.Thesystemusedthewaterasw

6、orkingfluidsameasRankinecycle.Themodifyingdesigniscamesimplybyuseanabsorber,whichiscontainingonabsorbentmaterialatspecificconcentration.Theabsorbentmaterialworkonabsorbsthemoisturesteamafterfinishingtheexpansionprocessattheexitoftheturbineforcompletelysolublesteam(

7、moisture)inanabsorbentmaterial,themixturepumpedtoanotherprocess.ThepurposeofthisistoreplacethesteamcondenserinRankinecycleandsolvetherestrictingproblemfromloweringthepressureofthemoisturesteamatvacuumpressureswithoutmakeanyeffectinthesaturatingtemperatureofthesames

8、team.IntheRankinecyclebyprovidinglikethiseffectitwasimpossible.TheabsorbentmaterialthatchoseitwasLithiumBromidebybasedonspecificthermodynamicprop