20149455Fuel&ChemicalProcesses11211.1160852.610225。TP273A1001-3709201405-0064-03Researchondesignforcentrifugalfaninphenol-cyanide-containingwastewatertreatmentstationDuLianxi1LiuLixia1ZhengXu2MenShu11.ACRECoking&RefractoryEngineeringConsultingCorporationMCCDalian116085China2.TheSouthwestReasearchandDesignInstituteofChemicalIndustryChengdu610225ChinaAbstractThispaperanalyzedtheoperatingstatusofcentrifugalfanundernon-normalconditionsandputforwardedsolutionstooverloadedrunningofthefaninwinterincludingprecautionsforthefanpipingdesignandoperation.KeywordsPhenol-cyanide-containingwastewaterTreatmentCentrifugalfanDesign2014-03-111963-45%。1t=20℃1.013×105Pa50%ρ1.205kg/m3。。、、。。。。、、。Q1Q2=n1n21H1H2=n22n22×ρ1ρ2=n22n22×P1P2×273+t2273+t12N31N32=n32n32×ρ1ρ2=n32n32×P1P2×273+t2273+t13n1、n2ρ1、ρ2t1、t2ρ1ρ2P1、P2ρ1ρ2Q1、Q2n1n2H1、H2N1、N216DOI:10.16044/j.cnki.rlyhg.2014.05.045Fuel&ChemicalProcessesSep.2014Vol.45No.5。1。100t/aD100—1.720℃1.013×105Pa50%1.205kg/m3100m3/min1.7kgf/cm268.6kPa150kW185kW。、。。1.1。40℃1.013×105Pa80%0.059×105Pa1.095kg/m3。1.095/1.205×150=136kW136×100/150=90m3/min68.6×1.095/1.205=62.33kPa1.631kgf/cm2。。1。。2。1.2。-20℃1.013×105Pa1.365kg/m3。1.365/1.205×150=170kW170×100/150=113m3/min68.6×1.365/1.205=77.07kPa1.761kgf/cm2。68.6kPa85℃5℃。。1。2DN200~DN150。1.3136kW170kW90m3/min113m3/min61.9kPa74.6kPa。25%。22.11。2。3。4。2.21。2620149455Fuel&ChemicalProcesses。2。85℃、。3。4、。。。。。5190°90°45°、60°2。122.3。30℃。。2.4。20、。。3。36