文丘里洗涤器的工艺计算

SP＆BMHRELATEDENGINEERING20116211100150kt/a。TQ051.82B1009－1904201106－0006－051、。、、、、HF。、。、。。ρ15g/m3、ρF0.5g/m3、150℃68m/s、0.5L/m3ρ0.1g/m3、ρF30mg/m315Pa150mmH2O50℃99%、94%。Αэромикс11。Αэромикс50～70m/s1000～1500Pa100～150mmH2O150～830mm75000m3/h。Αэромикс27700m3/h75℃1300Pa130mmH2O35m/s0.7L/m3ρF2.5g/m3ΑэромиксρF0.4g/m384%檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨檨。150℃。。4.4.2U8c150℃。5。1GB150－1998S.2.J.1997524.3HG20582－1998S.4HG20581－1998S.5JB/T4731－2005S.6JB/T4710－2005S.7.M.20011036.1934－。2011－09－02·6·20116.1Αэромикс2、。20～30kPa。5kPa。400～1200kPa7～10L/m3。。、。1Αэромикс/mmABCDEFGH/kg100247326346594618157601700315202329935452613392005840230045024539504297601582203590028005602774347520921187620659403400750400582570012402459259095045001103535775793616582928321111106100198365094021138201535163911121074003115785109051321234040503976125086004540830119861453297344534029128094005600。2.12。21、d1α1=25°～28°l1=0.5d1－d2/tanα1/212、d240～60m/s。l2=0.15～3.00d22l2=0.15d2。3、d3d1α2=6°～7°l3=0.5d3－d2/tanα2/23·7·SP＆BMHRELATEDENGINEERING20116。l2＞0.15d2—2～5cmd2＜300mm。2.2m。。①m=0.5～0.7L/m3②35～70m/sm=0.1～0.2L/m3③3m3/h·m④t21m=0.133t1－t2+35/0.041t14t1———℃t2———t2=tMtM℃m———L/m3。450～150m/s0.6～1.3L/m3100～900℃。t2=0.133－0.0091mt1+355t2=0.07t1+436。2.33。3。1、3alx7。lx=0.5d2－dx/tanα1/27dx———md2———m。200～300Pa20～30mmH2O。2、n=3au3槡m/ud08a0.25～0.35m0.5md0mm。4。·8·20116.—。x2x=Kud2/30/u2/3ρ9x———mmu———m/su———m/sρ———kg/m3K———K87α=30°K53。42.4Δp'Δp″Δp=Δp'+Δp″。Δp'=ξ'u2ρ/210Δp″=ξ″u2ρ/211ξ'———1u———m/sρ———kg/m3Δρ———Paξ″———1ρ———kg/m3。Δp=ξu2gρ/212ξ———1ug———m/s。13Δp=ρu2gC1/213Δp———Paρ———kg/m3C1———C1=0.2+1.4L/G1L———L/hG———m3/h。L/G2L/G＞2C12.5。2.5。Nt=lnC1－C/C2－C13C1———g/m3C2———g/m3C———g/m3。η=1－e－Nt14NtuNtu1.640m/s60×105m3/kW·h2.050m/s80×105m3/kW·h2.460m/s60×105m3/kW·h2.4～3.6。Nt2～43000～6000Pa300～600mmH2O。3150kt/a。。。3.11、12300kg/hG15000m3/h2.9%3.5%·9·SP＆BMHRELATEDENGINEERING20116wP2O520%0.9kg/m32、12300×2.9%×3.5%=124.85kg/h3、124.85×1000/15000=8.32g/m34、u=60m/sm=1L/m3Nt=2.4η=1－e－Nt=1－e－2.4=1－0.0907=90.93%5、18.32－8.32×90.93%=0.7546g/m320.7546－0.7546×90.93%=0.0684g/m330.0684－0.0684×90.93%=0.0062g/m36、0.0062×15000=93g/h7、15000/7000=21.43t/h8、P2O521.43×20%=4.29t/h9、P2O5150g150×4.29=634.5g/h10、634.5g/h93g/h。3.2d1=0.6mu=60m/s。1、α1=25°d1=0.6ml1=0.5×0.6－0.3/tg12.5°=0.677m2、d2=15000/3600×0.785×60槡=0.297m≈0.3ml2=0.15d2l2=0.15×0.3=0.045m3、d3=d1=0.3mα2=7°l3=0.5×0.6－0.3/tan3.5°=2.45m4、mm=1L/m3L=15000L/h。5、。G=0.5～1.0L/m390°、120°90°120°。90°。C=0.2+1.4L/G=0.2+1.4×15000/15000=1.6Δp=ρgu2gC/2=0.9×602×1.6/2=2592Pa2592×3=7780Pa。4SiF4HF3SiF4+2H2→O2H2SiF2+SiO2。SiF4。。。、。2.59kPa。1.J.1981616～22.2ПЛАНОВСКИЙАН.СушкаДисперсныхМαтериаловВХимическойПромыщл-енносткM.МосковаХимия1979332～336.1965－。2010－09－08·01·SP＆BMHRELATEDENGINEERINGABSTRACTSBimonthlyTotalNo．105No．62011PublishedonNov．302011InitialIssueinDec．of1991DiscussionsonSomeTechnicalIssuesRelatingtoPressureVesselDesignMABing-xianSINOPECNanjingEngineering＆ConstructionIncorporationNanjing211100ChinaAbstractInthepressurevesseldesignsometimestherearedesigntechnicalissueswhicharerelatedtothetechnicalspecificationsbutwithoutaccurateunderstandingwhichmayresultinvariousunreasonableconstructionortechnicalrequirementscausingundesiredwastingofmaterialandmanhourintermsofmanufacturinginsomecasesitisalsorelatedtosafetyperformanceofthepressurevessel．Sometheunderstandingofsometypicaltechnicalcon-ditionsandissuesinthepressurevesseldesignarediscussedandsimpleanalysisismadetohelpavoidingsuchproblemsinthedesign．Itisforyourref-erence．KeywordspressurevesseldesigntechnicalspecificationtechnicalissuediscussionavoidProcessCalculationforVenturiScrubberZHANGChang-qingDINGDe-chengSINOPECNanjingEngineering＆ConstructionIncorporationNanjing211100ChinaAbstractInordertoimplementthestringentrequirementsbythestatefordischargeofpollutantsinthephosphatefertilizerindustrytheprocesscalcu-lationforVenturiscrubberisintroducedandthefluorinedischargeconcentrationbythefluorineabsorptionsystemofthe150kt/aSSPplantischecked．ItisconcludedthattherequirementscanbemetbyaddingonemorestageofVenturiscrubber．Asthesystemresistanceisincreasedcorrespondingtreat-mentshouldbedoneforthetail-gasblowerfan．KeywordsVenturiscrubberprocesscalculationphosphatefertilizerproductionDesignofSwirlingPlateTypeDemisterinPhosphoricAcidPlantWUXiong-biaoSINOPECNanjingEngineering＆ConstructionIncorporationNanjing211100ChinaAbstractTheconstructionandprincipleoftheswirlingplatetypedemisterareoutlined．Andparticularlybyreferringtoactualpracticethevalue-tak-ingandcalculationprocessforvariousparametersinthedesignoftheswirlingplatetypedemisterareintroduced．Keywordsswirlingplatetypedemisterphosphoricacidplanttail-gasscrubbingdesignDeterminationofProcessParametersforHeatingandHeat-removingofHigh-temperatureandHigh-pressureReactorLIUZhi-huaChemicalEngineeringSchoolofSichuanUniversityChengdu610015ChinaAbstractInordertoadapttotherequirementsofvariousproducttestitemstheprocessparametersarecalculatedfortheheatingandheat-removinge-quipmentofthehigh-temperatureandhigh-pressurereactorandthereactionheateffectandtheareaofheatexchangingandheat-removingequipm