年產(chǎn)十萬噸甲醇合成催化劑的還原及合成反應(yīng)的優(yōu)化操作

1、天津大學碩士學位論文年產(chǎn)十萬噸甲醇合成催化劑的還原及合成反應(yīng)的優(yōu)化操作姓名：李旭堂申請學位級別：碩士專業(yè)：化學工程指導教師：王亞權(quán)1999.12.1ABSTRACTC302methanolsynthesiscatalyst，producedbytheSouthwestResearchInstituteforChemistryandEngineering，wasusedina10kffa—methanolunitinDaqingOilfi

2、eldMethanolPlantTheindustrialapplicationdataindicatethatthecatalystreductionforthemethanolsynthesisiScloselyrelatedwiththeincreaserateoftemperatureinletH，contentandwaterremoval，etcInthemethanolsynthesis，theoperatingcondi

3、tionssuchaSreactiontemperature，synthesisgaSpressure，gashourspacevelocity(GHSV)，H，CratioandCOcontentintheinletgasstream，etc，mustbeproperlycontrolledinordertokeepthemethanolproductioncapacityⅥ，11entheC302methanolsynthesisc

4、atalystiSreducedthetemperatureshouldbeslowlyraisedandthephysicalwatermustbefirstremovedThen，thereductionproceedsbygraduallyincreasingthetemperatureDuringreduction，theinletH，concentrationmustbecontrolledwithm1％，andthefina

5、ltemperaturemustnotexceed490KⅥmentheH，contentintheoutletgaSreachesthatintheinletandnowatercomesout，thereductioniSfinishedTheindustrialapplicationresultsshowthatC302catalystgivesveryhighactivityandgoodthermalstabilityfort

6、hemethanolsynthesisinthereactiontemperaturerangeof503～543KIntheoperatingpressurerangeof40—6OⅣ【PastudiedthemethanolproductivityincreaseswiththeincrementofreactionpressureThespacetimeyieldincreaseswiththeincreaseoftheGHSVf

7、rom8000hoto15000h一WiththefurtherincreaseofGHS、‘thespacetimeyielddoesnotchangeTherefore15000h“1ofGHSViSusedintheindustrialoperationDuetotheconditionsofsynthesisgasgenerationtheH／CratiointhemethanolsynthesisfeedstockiS28—5

8、2。higherthanthetheoreticalvalueformethan01synthesisThespacetimeyielddecreaseswiththeincrementofH／Cratio，butincreaseswiththeincrementofC0contentinthesynthesisfeedstockTheH／Cratiointheindustrialproductionunitshouldnotbetoo