1、浙江大學材料與化學工程學院碩士學位論文聚氧乙烯醚工藝改進和工業(yè)實踐姓名：蔡勝梅申請學位級別：碩士專業(yè)：化學工程指導教師：蔡振云20090306AbstractInthispaperafteratestattheoutsidecirculationsprayreactor(OCSR)intheproductionoffattyalcoholpolyoxyethyleneether(hE03)，theprocessparametersand

2、theresultsofproductqualityenergyconsumptionarestudied，anddefinethebestprocessconditionsasfollows：catalystisthesodiummethoxide，thecatalystamountis2oofthetotalmaterialvolume，dehydrationtemperatureiscontrolledinthe120～140℃，

3、thereactiontemperatureiscontrolledin140～150℃thereactionpressureiscontrolledbetween020030MPaThetestresultsareasfollows，theAE03ProductoftheOCSRandtraditionalstirringautoclavereactorcompared：1，qualityhasasignificantlyimprov

4、ed：hydroxylvalueisclosertothetheoreticalvalue，andsmallerfluctuations；molecularweightdistributiongetsnarrowerby—productsarereduced；colorgetslightertheOCSR’Sproductsareinfullcompliancewiththequalityrequirementsofhigh—endpr

5、oducts2，theproductyieldimprovesfrom978percentto992percent，theproductiontimeisreducedsignificantlytheproductionefficiencyisimprovedsignificantlytoo3，becauseoftheresponsephasechangesandthemasstransfertheheattransfereffects

6、aswellasthesafetyperformanceofequipmentareimproved，theproductionsafetyisassurancedessentiallyAfterlarge—scaleproductionofindustrialpractice，weoptimizetheOCSR’Sparametersanddesigneda15m3OCSR，thereactor’Sspraynozzlegroups，

7、vacuumsystemsandheatexchangesystemareimprovedeffectively，andwealsoaddit’SmatchingenvironmentalprotectionfacilitiesItavoidstheshortcomingsonlow—capacityandhighpowerconsumption，theproductqualityyieldandproductivityhasbeenf

8、urtherimprovedComparedwitlltheoriginalthewaterconsumptionofpertonproductfellsfrom3tonsto17tonsandthesteamconsumptionalsofellsfrom058tonsto035tonsrespectivelypowerconsumptionofpertonproductisreducedfrom30kwhto124kwhnowene

9、rgysavingandemissionreductioneffectisverysignificantInsum，theOCSRimprovetheproductyield，qualityandsafetyperformanceoftheequipment，alsohassignificanceinthepromotionofenergy—saving，workclean，environmentalprotectionandSOonT

10、heOCSRhaveincomparableadvantageswithatraditionalpot—stirringreactorintheproductionofpolyoxyethyleneetherproductsItisworthytopromoteall—roundtosurfactantsmanufacturersKeywords：fattyalcoholpolyoxyethyleneetherreactorproces