基于 ORC的船舶主机余热回收方案选择研究

张 东旭¹, 陈 旭立¹, 曾 维武²
1、交通运输部科学研究院 北京
2、青岛双瑞海洋环境工程股份有限公司 山东

摘要

本文通过对MAN6S80MC-C型低速二冲程船舶主机运行数据进行处理,计算出10~70%负荷下主机废气和缸套水可利用余热量及其参数。根据船舶实际情况,选择出三种ORC余热回收系统,以新型低碳环保型制冷剂R1233zd(E)为系统工质、净输出功率为目标,对选择的三个系统进行了性能对比,选择出适合该主机余热回收的最优方案。结果表明:主机余热在船舶现有余热回收设备回收后仍有大量余热可利用,且缸套水余热量多余废气余热量;R1233zd(E)适合主机ORC余热回收系统;DE-ORC余热回收系统是最适合用于主机余热回收

关键词

有机朗肯循环;主机余热;余热回收;方案选择

参考

InternationalEnergyAgency,CO2emissionsfromfuelcombustionhighlights2014,2014. [2]EyringV.Emissionsfrominternationalshipping:2.Impactoffuturetechnologiesonscenariosuntil 2050[J].JournalofGeophysicalResearch,2005,110(D17). [3]ShuG,LiangY,WeiH,etal.Areviewofwasteheatrecoveryontwo-strokeICengineaboard ships[J].RenewableandSustainableEnergyReviews,2013,19:385-401. [4]MeiliL,XuY,KaiY.SelectionofworkingfluidforORCsystemtorecoverlow-temperature wasteheat[J].REFRIGERATION ANDAIR-CONDITIONING,2017(01):44-49. [5]ShuG,LiX,TianH,etal.Alkanesasworkingfluidsforhigh-temperatureexhaustheatrecovery ofdieselengineusingorganicRankinecycle[J].2014,119:204-217. [6]MaJ,LiuL,ZhuT,etal.Cascadeutilizationofexhaustgasandjacketwaterwasteheatfroman InternalCombustionEnginebyasingleloopOrganicRankineCyclesystem[J].AppliedThermalEngineer- ing,2016,107:218-226. [7]SongJ,GuC.ParametricanalysisofadualloopOrganicRankineCycle(ORC)systemforengine wasteheatrecovery[J].EnergyConversionandManagement,2015,105:995-1005. [8]BahadoriA.Estimationofcombustionfluegasaciddewpointduringheatrecoveryandefficiency gain[J].AppliedThermalEngineering,2011,31(8-9):1457-1462. [9]BinL.MarineDieselEngine[M].Dalian:DalianMaritimeUniversityPress,2008.148. [10]ZamiatinaN.ComparativeOverviewofMarineFuelQualityonDieselEngineOperation[J].Proce- diaEngineering,Volume134,2016:157-164. [11]DengkeL.AStudyonExhaustEnergyRecoveryandConversionfromanInternalCombustionEn- gineBasedonRankineCycle[D].TianjinUniversity,2009. [12]WeidaoS.EngineeringThermodynamics[M].Beijing:HigherEducationPress,2007.439. [13]Regulation(EC)No842/2006oftheEuropeanParliamentandoftheCouncilof17 May2006on certainfluorinatedgreenhousegases(OJL161,14.6.2006,p.1). 13