Double Suction Centrifugal Pump
- صفحه اصلی
- Double Suction Centrifugal Pump
Fig. 1 is a schematic diagram of the experimental setup, comprising a test pump and driving motor, a water tank, pipes, valves, and test equipment. Fig. 2 shows that the double-suction centrifugal test pump mainly comprises three parts: suction chambers, an impeller, and a discharge chamber. The basic parameters of the test …
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With high flow rates and hydraulic range, single stage double suction pumps can increase efficiency. Learn more about double suction pumps from Xylem. Xylem Vue; Solutions Agriculture & Irrigation; ... Centrifugal Pumps and Boosters; Complete Packaged System Solutions; Jet Pumps; Laing-Thermotech Series; Monitoring & Control; Red …
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Discover the differences between single suction and double suction centrifugal pumps. Learn their applications, benefits, and performance characteristics.
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The RNG k-ε turbulence model combined with cavitation model was used to simulate unsteady cavitating flows inside a double-suction centrifugal pump under different flow rate conditions based on hexahedral structured grid. The numerical external characteristic performances agree well with the experimental performances. The …
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The impeller is a direct part of the pump to do work on the liquid in the pump, and is the energy supply device of the centrifugal pump. The suction port in the center of the pump casing is connected to the suction pipe, which is equipped with a one-way bottom valve at the bottom. ... Double suction pump actually consists of two back …
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The multi-stage double-suction centrifugal pump is a centrifugal pump with an inlet on both sides and an outlet in the middle. In addition, the combination of multiple single-suction impellers and one double-suction impeller, which uses the same impeller hydraulic models, is adopted.
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ZPP double-suction axially split single-stage centrifugal pumps are used for demanding high-capacity industrial applications to ensure process reliability, high efficiency, and low operating costs.
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The extensive applications of double-suction centrifugal pumps consume a considerable amount of energy. It is urgent to reveal the detailed energy dissipation generation and find the critical factor for pump performance enhancement.
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Large Capacity, Single Stage, Double Suction Pumps designed for a Wide Variety of Industrial, Municipal, and Power Generation Services. Download Literature. Product Brochure; Installation Operation and Maintenance Manual (IOM) Specifications. Capacities to 74,000 GPM (16,807 m3/h)
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ZPP double-suction axially split single-stage centrifugal pumps are used for demanding high-capacity industrial applications to ensure process reliability, high efficiency, and low operating costs
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Double-suction centrifugal pumps are widely used in industrial and agricultural applications since their flow rate is twice that of single-suction pumps with the same impeller diameter. They usually …
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Double-suction centrifugal pumps are being widely used in these pumping stations because of large flow rate and high pump head. However, the existence of silt particles within water in the Yellow River would significantly affect the flow pattern in the double-suction centrifugal pump and thus the performance of the pump.
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The intenser pressure pulsation occurs in the pump, the severer the damage to the pump. In the paper, with the assistance of detached eddy simulation method, the characteristic of pressure pulsation in the multi-stage double suction centrifugal pump is studied to understanding the internal flow circumstance.
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Double-suction centrifugal pumps are generally designed for clear water, but the Yellow River contains a high amount of silt particles. When operating in sand-laden water, the pump impeller is usually eroded severely by silt, which leads to a decrease in pump performance and an increase in maintenance costs and downtime, and affects the ...
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In this case, double suction centrifugal pumps are used. The impeller of this pump is engineered so that fluid enters from both sides in comparison with the single side in a normal case. However, the name "double suction" must not confuse you. Even in the double suction design, there is only a single suction and discharge flange.
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The most common centrifugal pump design is the end-suction pump. This type of pump combines a volute casing with a variety of impeller designs. Most typically, a radial flow impeller would be used, …
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Double suction, between bearing, split case pumps (see figure 3) are the second most popular centrifugal pump configuration, second only to the more common …
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Abstract: Due to the merits of high flow rate and high lift, double-suction centrifugal pumps are widely used for agricultural irrigation along the Yellow River in northern China. The operational conditions of the pump are highly related to the silt concentration and flow rates. Therefore, it is crucial to identify the vibration characteristics corresponding to …
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This article is part of Pumps 101, an eleven-part series of articles designed as an introduction to the fundamentals of centrifugal pump design, selection, and application. To get the most out of Intro to Pumps check …
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Double-suction pumps are employed when the flow rate required of a centrifugal pump becomes too large for the inlet cross-sections of one impeller or when the flow velocity in the inlet cross-section of the first impeller has to be reduced to prevent cavitation.
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A pressure energy loss evaluation approach for a double-suction pump is developed. The effects of cavitation on energy consumption are analysed. Two …
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The double-suction centrifugal pump is mainly composed of pump casing, an impeller, impeller ring and sealing as shown in Fig.1. And Fig.2 shows the schematic of double-suction impeller, as can be seen, the double suction impeller is a symmetrical combination of two single-suction impellers. The design parameters of the pump are as …
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Secondary flow is one of the main reasons for low efficiency in double suction centrifugal pump. In a 3-D inverse design method, the pump blade could be designed by a specified loading distribution to control the flow field in pump. In order to study the influence of loading distribution on secondary flow of a double suction …
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Xylem e-XC single stage, double suction centrifugal pumps come in so many models and materials that you can precisely configure your pump for your system. Simplify selection with our Intellitronic X selection tool. Easily configure hydraulics, pump materials, motors and seals based on your application. We'll assemble your pump and get it on ...
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The main dimensions of impellers of double suction centrifugal pumps in this paper are shown in Fig. 2, which mainly consists of shroud, hub and blade (Fig. 3). The blade number is usually recommended between 5 and 7 for high head pumps. Six blades are chosen here. Too many blades which are related to higher friction losses may cause …
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One significant benefit of the double-suction centrifugal pump is its reduced susceptibility to cavitation at the same rate and flow due to a reduction in the inlet flow. Single Suction Pump. The suspended single suction pump employs horizontal and axial suction and upward and radial discharge. As a result, the rotor components can …
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Double Suction Pumps. Vertically split, multiple flange orientation pumps (Series VSX); flows to 25,000 GPM. Horizontally split pumps (Series e-HSC); flows to 26,600 GPM
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With high flow rates and hydraulic range, single stage double suction pumps can increase efficiency. Learn more about double suction pumps from Xylem.
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Xylem e-XC single stage, double suction centrifugal pumps come in so many models and materials that you can precisely configure your pump for your system. Simplify selection with our Xylect selection tool. Easily configure hydraulics, pump materials, motors and seals based on your application thanks to Xylem selection tools.
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A single suction pump is one where only one end of the impeller feeds water, a double suction pump is one where both ends of the impeller feed water, with two inlets. Double-suction pump is more …
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The pump specific speed (n q), defined as follows: (1) n q = n Q BEP / f q H BEP 0.75 is equal to 21.3. In Eq. (1), n is the rotational speed (rpm), Q is the volumetric flow rate (m 3 / s), f q is the number of impeller entries (f q = 2 for a double suction one), H is the hydraulic head (m) and BEP stands for the Best Efficiency Point.In the next …
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The double-suction centrifugal pumps installed along the Yellow River in China face serious sediment erosion due to the high sediment content which causes the poor operation efficiency of the pump units. The particle motion characteristics and erosion characteristics in a pump under different flow rates and different particle concentrations …
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The pump is a centrifugal, single stage, double given reasonable care and maintenance, centrifugal pumps of time. Centrifugal pumps use the centrifugal force impeller, and …
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As an important type of centrifugal pump, the double-suction pump has been widely used due to its high efficiency region and large flow rate. In the present study, the complex flow in volute of a double-suction centrifugal pump is investigated by numerical simulation using a re-normalization group (RNG) k-ε model with experimental …
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