污水厂中的搅拌器

MixinginWWTPMixingDutiesWhatisthejobofthemixerinWWTP?Whatisthereasonmixingisneeded??PreventsettlingofsolidsinaliquidKeepthebottomfreefromsedimentsKeepthesolidsinahomogeneoussuspensionMixingDuty:SuspensionDrawdownofsolidsfromsurfacee.g.ParticleslighterthantheliquidMixingofmiscibleliquids/EliminationofconcentrationdifferencesSpecifieddegreeofhomogeneitySpecifiedmixingtimeMixingInflowBatchMixingMixingDuty:BlendingTransportofliquid&matterLiquidtransportintoandoutofaeratedzonesMixingDuty:CirculationMixingDutiesinWWTPSandgritsControllevelofsuspensionKeepsludgeinsuspensionAllowsandtosettleMechanicalTreatmentEqualisation&RetentionbasinsKeepsolidsinSuspensionIntakepumpstation/LiftingstationKeepbottomcleanDraw-downoffloatingwasteIntaketoWWTPMixingDutiesinWWTPBiologicalTreatmentAnaerobiczonesKeepactivatedsludgeinsuspensionMixinflowAnoxiczonesKeepactivatedsludgeinsuspensionMixinflowMixingDutiesinWWTPBiologicalTreatmentAeratedtanksKeepactivatedsludgeinsuspensionCirculateliquidoveraeratedzonesSBR(SequenceBatchReactors)

MixersandaerationworkalternatingKeepactivatedsludgeinsuspensionMixinflowMixingDutiesinWWTPFlashmixingMixingchemicalsintosludgeGivenhomogeneityandtimeChemicalTreatmentFlocmixingSuspensionGentlycirculationtoachieveflocculationMixingDutiesinWWTPSludgeTreatment/HandlingMixing/collectingtanksMixinginflowsKeepsludgehomogeneousDigestersKeepsludgehomogeneousThickening/StoragetanksKeepsludgehomogeneousTheProducts:FlygtMixers“Bananablade”mixers“Compact”mixersCompactmixersCompactStainlesssteeldesignSmall/mediumsizediametersDirectdriven(multi-pole)FlexibleinstallationonGuidebarsEasyaccessibleforinspection&serviceSuitableforalltankshapesandsizes4600-series46104620463046404650466046704680BananaBladeMixersLargediameter&slowspeedGeardrivenSuperiorefficiency=

LowpowerconsumptionCorrosionresistantcoatingGuidebarsinstallationSuitableforlargertanksofallshapes4410/4430-series44104430InstallationSystemsSingleGuidebarsystemThemostcommonlyused.Allowsveryflexiblepositioningforalmostanytank.ThemixercaneitherbehangingonachainorwirerestingonasupportbeamLiftingdavitsareavailable.InstallationSystemsTripodGuidebarsystemMainlyforthebananablademixers,wherethetorsionloadsaregreater.Canalsobeusedforthe4600series.DoubleGuidebarsystemSpeciallydesignedforthebananablademixers.InstallationSystemsCantileversystemCanbeusedforthe4610and4620mixers.Areavailableupto3mlength.BottommountingsystemCanbeusedforthe4610and4620mixers.UsingFlygtMixersinWWTPAnoxiczonesAeratedtanksSludgeHandling/StorageAnoxicZonesNoaerationequipmentintankMixingisneededfor:SuspensionMixinginflowsCommontankshapesAnoxicZonesforBNRO2ReturnActivatedSludgeInternalRe-circulationWasteActivatedSludgeInflowAnoxiczoneAerobiczoneSedimentationBNR-BiologicalNitrogenRemovalAn租ox群ic太Z袄on话es-妈Se圣le油ct妙in响g松Mi赢xe仔rsTanksSizeandShapeVolumetomixLossesduetogeometryKeepsludgeinSuspensionMixinflowsMixingRequirements+=RequiredPerformance(Thrust[N])???CustomerPreferencesInvestmentLCCOperation&Maintenance+An统ox抛ic抗Z幸on歉es-躬Se筒le俘ct放in落g愈Mi悉xe肤rsEx贿am额pl级e常1:An会ox膛ic溉z渣on愿e汽-Sm填al丹lre咱ct顷an花gu逗la缴r篮ta词nk10漏m6赔m3蚀mSR4410 Prop.=1.8m&18rpm

Pcons=0.6kWSR4630 Prop.=7°(w.Jetring)

Pcons=1.3kWAsimplifiedLCC:Investment+Energycostover5yearsAn新ox汪ic资Z你on王es-景Se士le山ct企in廉g颠Mi山xe啄rs20背m10煎m6捡mSR4410 Prop.=2.2m&25rpm

Pcons=1.4kWSR4650 Prop.=7°(w.Jetring)

Pcons=4.8kWAsimplifiedLCC:Investment+Energycostover5yearsEx姻am姐pl朴e露2:An济ox即ic乌z号on叫e住-La泉rg轨ere休ct贞an当gu剑la乒r拢ta途nkAe阔ra身te择d考Ta恢nk贝sAe虽ra已ti盟on术e起qu飞ip擦me司nt泄c旧ov赤er俯p轨ar武t县or痛a阵ll付o喉f潮ta季nk夜b邻ot置to篇m.Mi切xi刮ng窄i适s泉ne馋ed供ed身f裳or僵:Su遇sp返en俘si柱onci秤rc尚ul著at倍io羊nCommontankshapesAe便ra榴te戏d污Ta夹nk雹sPa誉rt等ia规l日bo组tt屠om狂c总ov否er休ag讨eSu翅sp勉en律si夏onCi辉rc场ul秃at芝io斯n五of钉l各iq咐ui凳d欺ov然er睡a塑er唱at缺ed湖a奖re肆asFu弦ll解b也ot好to席m练co括ve油ra菊ge眠(步SB冶R)Su废sp属en拾si付on坊w档he扁n贫ae洪ra毁ti令on页i聚s通tu脱rn杯ed非o销ffMi汁xe得rs厅&离A渗er援at既io和n扔ne兄ve他r盖op蚕er驱at悟e烤at咳t五he吨s昼am旦e染ti紧meAe匪ra扬te白d循Ta舅nk炎s-宝Se凑le续ct驻in大g钓Mi沙xe烘rsEx朝am学pl要e:Ra刑ce怖tr耗ac隆k铸wi名th裹b啦ot组to袋m进di劣ff挖us肠er须s2xSR4430

Prop.=2.5m&35rpm

Pcons=6.9kW(tot)2xSR4660

Prop.=15°(w.Jetring)

Pcons=18.9kW(tot)Si限zi裂ng炊i煎s胶ba损se删d门on湿:Si凉ze过&殊g锈eo薄me曲tr叠y见of滔t坊an浑kAe乱ra康ti阴onRe菜qu再ir兆ed愿v盲el蜡oc瓣it殿yInvestment+Energycostover5yearsAe腹ra恐te消d示Ta牧nk珍s-炊Se山le免ct疲in恼g棉Mi魔xe欠rsLa槽rg钉e衡ta丸nk购sEn块er膨gy若e条ff旗ic徐ie居ntLa犹rg农e币vo株lu徐me先C架ir掘cu阔la贝ti飘onSm识al嘱le灰r巴ta号nk廉sWh初en意i竟ns乖ta幼ll奥at迹io桑n股mi词gh计t摄be吼d烫if侮fi旅cu耗ltSl花ud负ge际H职an运dl桨in柿g单/浩St渣or阿ag帝eSl训ud俱ge睁w拼it挤h吃DS层>肢1盲%up奸t批o总10做-1维5%Mi恒xi趋ng弦i距s帽ne霉ed威ed愁f商or倾:Mi愧xi迟ng冬i池nf条lo飞wsPr饭ev坦en买t炼st嘱ag封na稠nt窗a拦re辟aske伙ep变h最om载og皆en珠eo激usCommontankshapesSl搅ud摧ge蓬c贿ha危ra狸ct揉er川is犯ti昏csHi骂gh姐c盐on黄ce泛nt夫ra烫ti钱onHi云gh响v于is背co刑si窗tyIn散cr智ea炊se肌d竖po不we朝r田co瓣ns醉um械pt蠢io纳nHigh“yieldstress”stagnantzoneswithtoosmallmixersMi展xi监ng词S烘lu筝dg测eToosmallmixerstagnantzonesSl嫩ud携ge失H颗