气体溶解和液体-气体混合输送的解决方案(可编辑)

气体溶解和液体-气体混合输送的解决方案

气体溶解和液体气体混合输送的解决方案高效

节能

简单

有效

F l u i d

P u m p S o l u t i o n s

G a s.daf-pumps

创始于年的泵制造商

多相流

Pump Manufacturer since 1927

Multiphase

50 HzEDUR Multiphase Pumps Inhalt

多相流泵

The transport of liquids integrated with various dissolved 公司产生的多相流泵可以输送混合了气体或溶解气

gases is arguably one of the most outstanding recent inno- -

体的液态流质,这是现代离心泵技术的杰出发明和创新。

vations in the technology of centrifugal pumps. EDUR has

在多相流泵上的有效的开发,获得了多相介质混合输

developed these efficient and smart solutions through pre-

送灵活的解决方案。多相流泵在当前新领域的开拓和应用

cision engineering and machining resulting in a multiphase

结果,这在十年前是闻所未闻的。

pump that is currently revolutionizing new fields and in appli- cations unheard of only a decade before

EDUR multiphase pumps differ considerably in design and

多相流泵在设计和运行上和传统的离心泵截然不同。

operation from conventional centrifugal pumps. The EDUR

多相流泵设计成在泵进口侧导入空气进行运行,而

multiphase pumps are designed to make operation of the

不会产生气蚀,这是普通离心泵无可匹及的。这样做,

pump with induced-air from the inlet-side without cavitation 可以使得气液充分混合并使液体中的气体饱和度达到最

that standard centrifugal pumps cannot handle. In doing so 佳。在泵的常规运行状态下,液体中的气体含量高达

a thorough mixing and an excellent gas saturation of the liq- 时泵仍可以正常稳定的运行。

uid occurs. Gas contents up to 30% are normal with stable operating conditions during standard operation of the pump

Further positive characteristics of EDUR Multiphase pumps

多相流泵还具有少量杂质进入时耐磨损性好,泵的

include low parts wear by slight impurities and steady pump- 运行工况点变化时性能特性曲线稳定等优点。随着气体

ing characteristics for changing points of operation. With 含量在液体内的增加,泵的流量和压力以及输入功率也

increasing gas contents in the liquid the pump capacity and 会随之下降。

the pressure will decrease as well as the power input

The outstanding efficiency of the EDUR multiphase pumps

多相流泵出色的效能和简单便捷的安装,使得它在

and the reduced installation complexity amortize the replace- 短时间内取代了常规的,低效率的多相设备。德国市政

ment of conventional low-efficiency multiphase equipment

废水处理厂采用多相流泵每年能节省能源开支高达

within a short time. Municipal waste water treatment plants 万欧元。

utilizing the EDUR Multiphase Pump have seen decreases

in annual energy costs in some cases up to200.000.

2Contents

目录

Dissolved Air Flotation

4

溶气气浮

Further Applications

7

更多应用

Performance Data, Constructional Features 10

性能参数,结构特性

Sealings, Materials, Drives

11

密封,材料,电机

Characteristic Curves

12

特性曲线

Dimension Tables

外形安装尺寸 18

Installation and Initial Starting

20

安装和初始运行

Solution of Different Gases in Water

22

各种气体在水中的饱和溶解度