2023年1月第31卷第1期工业催化INDUSTRIALCATALYSISJan.2023Vol.31No.1精细化工与催化收稿日期:2022-08-10;修回日期:2022-12-21作者简介:杨凯,1983年生,男,本科,工程师。通讯联系人:杨凯。影响醚化树脂催化剂寿命的因素及对策杨凯*,张丽丽,万苗苗(陕西延长石油(集团)有限责任公司延安石油化工厂,陕西洛川727406)摘要:阐述影响合成甲基叔丁基醚(MTBE)树脂催化剂使用寿命的各种原因,对影响催化剂寿命的原因进行分析,通过严格要求回收甲醇原料质量、调整脱水频次、严格控制反应器和催化蒸馏塔催化剂床层温度等系列措施,延长MTBE装置醚化树脂催化剂的使用寿命,降本增效245.4万元。关键词:精细化学工程;甲基叔丁基醚;原因分析;使用寿命;降本增效doi:10.3969/j.issn.1008-1143.2023.01.013中图分类号:TQ426.6;TQ223.2+4文献标识码:A文章编号:1008-1143(2023)01-0073-04FactorsaffectingthelifeofetherificationresincatalystandcountermeasuresYangKai*,ZhangLili,WanMiaomiao(Yan’anPetrochemicalPlant,ShaanxiYanchangPetroleum(Group)Co.,Ltd.,Luochuan727406,Shaanxi,China)Abstract:Thispaperexpoundsvariousreasonsthataffecttheservicelifeofthecatalystforthesynthesisofmethyltertbutyletherresin.Throughtheanalysisofthereasonsthataffecttheservicelifeofthecatalyst,aseriesofmeasuressuchasstrictrequirementsforthequalityofrecycledmethanolrawmaterials,adjustingthedehydrationfrequency,andstrictlycontrollingthetemperatureofthecatalystbedofthereactorandcatalyticdistillationtowerareadopted,andtheservicelifeofthecatalystinMTBEunitisprolonged.Thecostisreducedandtheefficiencyisincreasedby2.454millionyuan.Keywords:finechemicalengineering;methyltertbutylether;causeanalysis;servicelife;reducingcostandincreaseefficiencydoi:10.3969/j.issn.1008-1143.2023.01.013CLCnumber:TQ426.6;TQ223.2+4Documentcode:AArticleID:1008-1143(2023)01-0073-04甲基叔丁基醚(MTBE)辛烷值高(马达法101,研究法117),性质与汽油相近,与烃类完全互溶,具有良好的抗爆性,且调合性能优良,用作高辛烷值无铅车用汽油的添加组分。陕西延长石油(集团)有限责任公司延安石油化工厂12×104t·a-1的MTBE装置,采用混相床-催化蒸馏技术,以活化后的大孔径强酸性阳离子交换树脂为催化剂,一次性装填[1]。随...