第1页共41页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第1页共41页UNIPOLPEProcessDescriptionUNIPOLPE工艺描述第2页共41页第1页共41页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第2页共41页TABLEOFCONTENTSPROCESSDESCRIPTION1.1ContractPlantComposition1.1.1PEProcessUnit1.1.2SupportingFacilities1.1.3AuxiliaryFacilities1.2ProcessIntroduction1.2.1DescriptionofPEProcessUnit1.2.2DescriptionofSupportingFacilities1.2.3DescriptionofAuxiliaryFacilities目录工艺描述1.1装置组成1.1.1PE工艺单元1.1.2配套设施1.1.3辅助设施1.2工艺介绍1.2.1PE工艺单元描述1.2.2配套设施描述1.2.3辅助设施描述第3页共41页第2页共41页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第3页共41页1.1ContractPlantCompositionTheContractPlantproduces300,000TPYofpelletedLinearLow,Medium,andHighDensityPolyethylenefromethylene,whichmayinvolvetheadditionofacomonomer(butene-1orhexene-1)forsomeProducts.TheContractPlantBatteryLimitsisrepresentedinthediagramprovidedinAttachment11ofthisAppendix.TheContractPlantconsistsofthefollowingsystems.1.1合同装置组成本合同装置是用乙烯为单体,可能会引入丁烯-1或己烯-1为共聚单体来生产高、低、中密度聚乙烯树脂的装置,产能为30万吨/年。合同装置界区范围见本附件的附录1-1。本合同装置由下列系统组成:1.1.1PEProcessUnitThePEProcessUnitutilizesUnivationTechnologies’UNIPOL™PEProcess,alowpressuregasphasepolymerizationprocess,andincludesthefollowingprocesssystems:RawMaterialSupplyandPurificationEthylenePurificationReaction(includescatalysthandlingandfeeding)ResinDegassingVentRecoverySeedBedSystemResinAdditiveHandlingPelleting1.1.1PE工艺单元PE工艺单元采用Univation技术公司的UNIPOL聚乙烯技术,这是一种低压气相聚合工艺,包括下列工艺系统:--原料供给和精制--乙烯精制--反应(包括催化剂处理和进料)--树脂脱气--排放气回收--种子床系统--树脂添加剂处理--造粒第4页共41页第3页共41页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第4页共41页1.1.2SupportingFacilitiesTheSupportingFacilitiesforthePEProcessUnitincludethefollowingprocesssystems:ResinHandlingSystem1.1.2配套设施PE工艺单元的配套设施包括下列系统:--树脂处理系统1.1.3AuxiliaryFacilitiesTheAuxiliaryFacilitiesforthePEProcessUnitincludethefollowingprocesssystems:SteamandCondensateRecoverySystemFlareSystemsWasteWaterCollectionandPretreatmentSystemUtilityDistributionSystem1.1.3辅助设施PE工艺单元的工艺辅助设施包括下列系统:--蒸汽和冷凝水回收系统--火炬系统--废水收集和预处理系统--公用工程配送系统1.2ProcessIntroductionThedesignofthePEProcessUnitwillincorporatethelatestUNIPOLPEProcessKnow-how.1.2工艺介绍山西焦化聚乙烯装置的设计将采用最新的UNIPOLPE工艺技术。1.2.1DescriptionofthePEProcessUnitThePEProcessUnitcomprisesanumberofprocesssystems,whicharedescribedindetailinthefollowingsections:第5页共41页第4页共41页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第5页共41页RawMaterialSupplyandPurification(Part1)EthylenePurification(Part2)Reaction(Part4)ResinDegassing(Part5A)VentRecovery(Part5B)SeedBedSystem(Part5E)ResinAdditiveHandling(Part6)Pelleting(Part7)ProcessFlowDiagrams(PFDs)thatrepresenttheseprocesssystemsareprovidedinAttachment12ofthisappendix.AlloftheequipmentdescribedinthefollowingprocessdescriptionisincludedinthepreliminaryequipmentlistprovidedinAppendix5.1.2.1PE工艺单元描述PE工艺单元由一系列工艺系统组成,下面对这些系统进行详细描述:原料的供应和精制(第1部分)乙烯的精制(...