科尔庭射流曝气设备.pdf

Jet-Pumps / Vacuum technologyContents内容内容 Advantages of Körting Ejectors科尔庭射流曝气器的优点科尔庭射流曝气器的优点 Ejector design射流曝气器的设计射流曝气器的设计 Installation of Ejectors, Machinery and Piping射流曝气器安装和管道布置射流曝气器安装和管道布置 Atmospheric air intake抽吸常压下的空气抽吸常压下的空气 Körting Ejectors in SBR Plants科尔庭射流曝气器在科尔庭射流曝气器在SBR装置上的应用装置上的应用 Körting Ejectors for introducing Pure Oxygen射流曝气器抽吸纯氧射流曝气器抽吸纯氧 Liquid Jet Mixing Nozzles液体混合喷嘴液体混合喷嘴 Ejector principle 射流曝气器的原理射流曝气器的原理 Ejector comparision 射流曝气器与其他曝气器的比较射流曝气器与其他曝气器的比较Jet-Pumps / Vacuum technology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 / Vacuum technologyJet-Pumps / Vacuum technologyJet-Pumps / Vacuum technologyJet-Pumps / Vacuum technologyAdvantages of Körting Ejectors科尔庭射流曝气器优点科尔庭射流曝气器优点Low maintenance低维护低维护No moving elements 没有运动部件High oxygen supply高供氧量高供氧量Fine bubbles create large interfaces between air and water and extreme turbulence generates a renewal of the gas bubble interfaces. Complete utilisation of the liquid depth as entrance depth.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。

High oxygen efficiency高的氧效率高的氧效率Individual designing of the oxygen transfer system minimizes energy consumption单 独设计的射流曝气器，使得能耗最低High oxygen transfer rate in waste water在废水中有高的氧传递效率在废水中有高的氧传递效率Higher alpha values () compared to other oxygen transfer systems 与其他氧传输系统相比，科尔庭射流曝气器的值更高Jet-Pumps / Vacuum technologyAdvantages of Körting EjectorsNo blockages不会有阻塞不会有阻塞The narrowest flow cross-section is determined by the diameter of the motive nozzles. 科尔庭射流曝气器的最窄处是动力喷嘴直径No sealing problems没有密封问题没有密封问题No corrosion problems没有腐蚀问题没有腐蚀问题 because plastics or stainless steel materials are utilised.科尔庭射流曝气器的材质为 PP塑料或者不锈钢。

Simple control of oxygen input氧的输入控制很简单氧的输入控制很简单 The air supply can be controlled by means of a frequency converter with a constant and complete intermixing of the basin contents空气量的供应可以通过变频器控制风机的风量控制风机的风量No deposits没有沉积没有沉积Sedimentation of biomass is prevented by the intensive flow directed towards the basin floor. Additional agitators are not required. 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 / Vacuum technologyAdvantages of Körting Ejectors科尔庭射流曝气器优点科尔庭射流曝气器优点Oxygen efficiency氧效率氧效率The oxygen efficiency of ejectors depends on their installation situation, their size and the air supply射流曝气器的氧效率决定于安装情况，型号和空气流量射流曝气器的氧效率决定于安装情况，型号和空气流量The diagram shows the specific oxygen efficiency of multi-path ejectors at an entrance depth of 8m dependent on the air supply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 / Vacuum technologyControlling the oxygen supply氧量供应的控制氧量供应的控制The oxygen supply is controlled solely by altering the air volume flow. A lower air supply reduces the inlet pressure in the ejector and so can extend the control range of roots blowers at high filling levels供氧量的控制只要控制空气流量即可。

供氧量的控制只要控制空气流量即可The diagram shows the blower discharge pressure dependent on the air supply at an entry depth of 8m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Advantages of Körting Ejectors科尔庭射流曝气器优点科尔庭射流曝气器优点Jet-Pumps / Vacuum technologyAdvantages of Körting EjectorsOxygen efficiency氧效率氧效率Ejectors achieve an almost constant oxygen efficiency over their whole control range科尔庭射流曝气器在整个范围几乎产生恒定的氧效率科尔庭射流曝气器在整个范围几乎产生恒定的氧效率The diagram shows the oxygen efficiency of multi-path ejectors dependent on the air supply at an entry depth of 8m. Selection of the design point (100%) allows optimum oxygen efficiency in the ejectors‘ partial load operation mode.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 / Vacuum technologyAtmospheric air intake抽吸大气的抽吸大气的As an alternative to compressed air, ejectors can be designed for atmos-pheric suction air intake. Their special design allows a compression of the air up to the hydrostatic pressure prevailing on the tank floor. 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No investment costs for roots blowers requiring sound insulation and a housing. 没有罗茨风机的投资，没有风机的噪音没有罗茨风机的投资，没有风机的噪音Their application is particularly interesting in the case of low air requirements and low water depths – for example in mixing and equalizing tanks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Installation can take place in the basin as well as through the wall.即可以安装在池底 ，也可以通过池壁安装即可以安装在池底 ，也可以通过池壁安装Jet-Pumps / Vacuum technologyMulti-path ejectors inside the aeration tank 内部安装的多路射流曝气器内部安装的多路射流曝气器Installation inside the aeration tank 安装在曝气池的内部安装在曝气池的内部4 to 18 individual ejectors can be installed together in one ejector casing with one motive and one compressed air connection. 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到到18路的臂。

路的臂 Connected to the motive flow and compressed air supply by means of piping inside the tank在池子内部通过管道连接动力流体和压缩空气在池子内部通过管道连接动力流体和压缩空气Multi-path ejector casing 多路射流曝气器的壳体多路射流曝气器的壳体Individual Ejectors射流 曝气器的单个臂射流 曝气器的单个臂Motive side (effluent)动力端 （污水）动力端 （污水）Suction side (compressed air) 吸气。