Jet-Pumps/VacuumtechnologyContents内容AdvantagesofKörtingEjectors科尔庭射流曝气器的优点Ejectordesign射流曝气器的设计InstallationofEjectors,MachineryandPiping射流曝气器安装和管道布置Atmosphericairintake抽吸常压下的空气KörtingEjectorsinSBRPlants科尔庭射流曝气器在SBR装置上的应用KörtingEjectorsforintroducingPureOxygen射流曝气器抽吸纯氧LiquidJetMixingNozzles液体混合喷嘴Ejectorprinciple射流曝气器的原理Ejectorcomparision射流曝气器与其他曝气器的比较Jet-Pumps/Vacuumtechnology科尔庭汉诺威有限公司是一家德国公司,有139年的历史;专业从事污水设备曝器设备的研发、制造、销售的厂家。在国内外有大量的运行业绩。产品具有多方面的优势,具有很高的性价比。详述如下:Jet-Pumps/VacuumtechnologyJet-Pumps/VacuumtechnologyJet-Pumps/VacuumtechnologyJet-Pumps/VacuumtechnologyAdvantagesofKörtingEjectors科尔庭射流曝气器优点Lowmaintenance低维护Nomovingelements没有运动部件Highoxygensupply高供氧量Finebubblescreatelargeinterfacesbetweenairandwaterandextremeturbulencegeneratesarenewalofthegasbubbleinterfaces.Completeutilisationoftheliquiddepthasentrancedepth.细小的气泡增大了空气和水的接触面积,完全的湍流状态不断更新着气水的接触面,气泡的通过路径是整个的水的深度。Highoxygenefficiency高的氧效率Individualdesigningoftheoxygentransfersystemminimizesenergyconsumption单独设计的射流曝气器,使得能耗最低。Highoxygentransferrateinwastewater在废水中有高的氧传递效率Higheralphavalues()comparedtootheroxygentransfersystems与其他氧传输系统相比,科尔庭射流曝气器的值更高。Jet-Pumps/VacuumtechnologyAdvantagesofKörtingEjectorsNoblockages不会有阻塞Thenarrowestflowcross-sectionisdeterminedbythediameterofthemotivenozzles.科尔庭射流曝气器的最窄处是动力喷嘴直径。Nosealingproblems没有密封问题Nocorrosionproblems没有腐蚀问题becauseplasticsorstainlesssteelmaterialsareutilised.科尔庭射流曝气器的材质为PP塑料或者不锈钢。Simplecontrolofoxygeninput氧的输入控制很简单Theairsupplycanbecontrolledbymeansofafrequencyconverterwithaconstantandcompleteintermixingofthebasincontents空气量的供应可以通过变频器控制风机的风量。Nodeposits没有沉积Sedimentationofbiomassispreventedbytheintensiveflowdirectedtowardsthebasinfloor.Additionalagitatorsarenotrequired.对池底的强烈的射流,使得池内不会有沉积;不需要在池内设置额外的搅拌设备。Jet-Pumps/VacuumtechnologyAdvantagesofKörtingEjectors科尔庭射流曝气器优点Oxygenefficiency氧效率Theoxygenefficiencyofejectorsdependsontheirinstallationsituation,theirsizeandtheairsupply射流曝气器的氧效率决定于安装情况,型号和空气流量Thediagramshowsthespecificoxygenefficiencyofmulti-pathejectorsatanentrancedepthof8mdependentontheairsupply图示为在水深8米的情况下,科尔庭射流曝气器在单位体积的空气中单位水深时,氧效率Jet-Pumps/VacuumtechnologyControllingtheoxygensupply氧量供应的控制Theoxygensupplyiscontrolledsolelybyalteringtheairvolumeflow.Alowerairsupplyreducestheinletpressureintheejectorandsocanextendthecontrolrangeofrootsblowersathighfillinglevels供氧量的控制只要控制空气流量即可。Thediagramshowstheblowerdischargepressuredependentontheairsupplyatanentrydepthof8m图示为在水深8米的情况下,供气量与风机排气压力的情况。AdvantagesofKörtingEjectors科尔庭射流曝气器优点Jet-Pumps/VacuumtechnologyAdvantagesofKörtingEjectorsOxygenefficiency氧效率Ejectorsachieveanalmostconstantoxygenefficiencyovertheirwholecontrolrange科尔庭射流曝气器在整个范围几乎产生恒定的氧效率Thediagramshowstheoxygenefficiencyofmulti-pathejectorsdependentontheairsupplyatanentrydepthof8m.Selectionofthedesignpoint(100%)allowsoptimumoxygenefficiencyintheejectors‘partialloadoperationmode.图示为在水深8米的情况下,科尔庭多路射流曝气器的氧效率,选择的设计点要有最佳的氧效率。Jet-Pumps/VacuumtechnologyAtmosphericairintake抽吸大气的Asanalternativetocompressedair,ejectorscanbedesignedforatmos-phericsuctionairintake.Theirspecialdesignallowsacompressionoftheairuptothehydrostaticpressureprevailingonthetankfloor.科尔庭的射流曝气器即可以抽吸压缩空气,又可以抽吸常压大气。其特殊设计可以抽吸常压空气,将其压缩排到池底。Noinvestmentcostsforrootsblowersrequiringsoundinsulationandahousing.没有罗茨风机的投资,没有风机的噪音。Theirapplicationisparticularlyinterestinginthecaseoflowairrequirementsandlowwaterdepths–forexampleinmixingandequalizingtanks应用一般是需氧量不高和水深较浅的池子。如混合池子和均衡池子。Installationcantakeplaceinthebasinaswellasthroughthewall.即可以安装在池底,也可以通过池壁安装。Jet-Pumps/VacuumtechnologyMulti-pathejectorsinsidetheaerationtank内部安装的多路射流曝气器Installationinsidetheaerationtank安装在曝气池的内部4to18individualejectorscanbeinstalledtogetherinoneejectorcasingwithonemotiveandonecompressedairconnection.射流曝气器一个污水法兰接口,一个压缩空气法兰接口,壳体上可以安装4到18路的臂。Connectedtothemotiveflowandcompressedairsupplybymeansofpipinginsidethetank在池子内部通过管道连接动力流体和压缩空气。Multi-pathejectorcasing多路射流曝气器的壳体IndividualEjectors射流曝气器的单个臂Motiveside(effluent)动力端(污水)Suctionside(compressedair)吸气端(压缩空气)Materialquality:PPoraccordingtocustomers‘requirements材质:一般PP,或按照用户要求Jet-Pumps/VacuumtechnologyMulti-pathEjectorsina4450m3AerationTankofaYeastFactoryinBelgium比利时一家酵母厂4450立方的池子的多路射流曝气器Multi-pathejectorsinsidetheaerationtank内部安装的多路射流曝气器Jet-Pumps/VacuumtechnologyMulti-pathEjectorsina6800m3AerationTankofaRefineryinThailand泰国一家精炼厂6800立方的池子的多路射流曝气器Multi-pathejectorsinsidetheaerationtank内部安装的多路射流曝气器Jet-Pumps/VacuumtechnologyInstallationofMulti-pathEjectors多路射流曝气器的安装Multi-pathejectorsareintegratedinthepipingofthemotiveflowandcompressedairsupply多路射流曝气器与动力流体和压缩空气管线成一整体。Theyarelightinweightsonoadditionalsupportsarerequired–asuitablesupportfortheconnectingpipingissufficient射流曝气器重量轻,一般无需额外支撑,只需对其连接管道进行合理支撑即可。Ejectorsmustbemountedfreeofforcesandmoments射流曝气器接口不能承受力和力矩。Theexactinstallationpositionmaybetakenfromtherespectiveinstallationdrawing在池内的安装位置,依据不同的池子的安装图纸来进行。Jet-Pumps/VacuumtechnologyExampleofpipinginanaerationtank曝气池内的管线InstallationofMulti-pathEjectors多路射流曝气器的安装Jet-Pumps/VacuumtechnologyExampleofpipinginanaerationtank曝气池内的管线Ins