41420132GuangzhouChemicalIndustryVol.41No.4February.2013(南京化工职业技术学院,江苏南京210048)。、、。TQ440.6A1001-9677201304-0050-031985-3。SummarizationofMannheimProcessforPotassiumSulfateProductionYUHuiNanjingCollegeofChemicalTechnologyJiangsuNanjing210048ChinaAbstractPotassiumsulfatewasakindofhigh-qualitypotashfertilizerwithoutchloridewhichrelatedtothesafetyofChineseagriculturedevelopmentstrategy.Severalprocessmethodsandcharacteristicsofpotassiumsulfateweresumma-rized.MannheimprocessforpotassiumsulfateproductionoperationprincipleadvantagesanddisadvantagesandthestructureofMannheimovenwereemphaticallyintroduced.Theprogressoftechnique-homemadeandtherecyclingcondi-tionofby-productwereanalyzed.Finallythedevelopmentaloftheprocesswasprospected.KeywordspotassiumsulfateMannheimprocessproduction、、、1。、、、2。、。57%78%60%、、、、。50%。11.119921.2t/a。。。1/54。199840kt/a5。30t/d95%6。、。1.2wH2SO4=98%2KCl+H2SO→4K2SO4+2HCl-QKCl+H2SO→4HCl+16.4kJ/mol1KHSO4→+KClK2SO4+HCl-71.6kJ/mol2414511。KHSO4K3HSO42218.6℃268℃。268℃。2500~600℃800~900℃。1.360%K2O98%500~600℃。。1.41.4.1、、。。、、、、、1。11234567HCl。1~2r/min。1.4.21。。6m。2。3。、、、、。。47。1.4.3100%1。115%~16%40%~41%、43%~45%1.5HCL150mg/m3。131%~35%。867HCl7HCl430mg/m3130mg/m312。2HCl。9HCl3SO3SO2ClOH12t2t。3HCl。10-1220015t/aHClHCl、、PVC。2、。1.M.1996160-169.2.J.200929224-26.(下转第87页)414Ni-WD87444-5Ni-WD、、。8V12V、、、、、。。8~12V、Ni-WDWCoNi6。。pH。7。12V。。5D11~13V、、。1..M.19945104-107.2...J..1999831-32.3...J.199923428-30.4...DJ.199812461-64.5.M.1986114-126.6ZhengM.AstudyonthepropertiesofbrushplatedCo_W_PcompositecoatingsJ.JournalofMaterialsEngineeringandPerformance1994453145-149.7.J.1999324檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵檵1-2.(上接第51页)3.J.2000516-22.4.J.200020242-45.5.J.200216-48.6.J.2005246-47.7.J.2003337-38.8.J.200823143-44.9.J.200823239-40.10.J.2003630-32.11..J.200424321-322.12.J.200519749-52.