The axial-flow pump is a widely used piece of general machinery which consumes large amounts of energy. In this study, an axial-flow pump with the specific speed of 536 is firstly designed and experimentally measured; then, the orthogonal method is employed to conduct the energy performance optimization. Five optimization …

This study relates to the impeller design of axial flow pump that can develop a head of 3 m and deliver 0.3 m3/s of water at the speed of 1000 rpm. In the design impeller, outlet …

The impeller of a typical axial flow pump and the flow through a radial flow pump are shown in the illustration below. Axial Flow Pumps . Sizing design of Axial Flow Pump: For use as a design factor, Equation I can …

In this paper, the pump the head and flow rate of this pump are 8 m and 1000 m3/hour and the speed is 1400 rpm. The performance analysis of axial pump is carried out after …

an axial flow pump impeller under off-design conditions, Engineering Applications of Computational. Fluid Mechanics, 15:1, 1613-1628, DOI: 10.1080/19942060.2021.1985615.

It is a necessary condition to obtain the fluid movement law and energy transfer and loss mechanism in the impeller of the axial pump for achieving an efficient and accurate design of the axial flow pump. Based on the shear stress transport k-ω turbulence model, a three-dimensional unsteady numerical simulation of the whole flow …

Study on the characteristics of horn-like vortices in an axial flow pump impeller under off-design conditions. Haoru Zhao a College of Water Resources and Civil Engineering, ... Axial flow pumps often operate under variable conditions or small flow conditions. Therefore, the study of the changes in the structural characteristics of the dominant ...

Axial-flow pumps convert the energy of a rotating impeller to the high-speed motion of the pumped fluid/gas. The aero/hydrodynamic design of the impeller vanes is a byproduct of the properties of the pumped medium. The design is critical in defining the speed and pressure differential of the working fluid.

Design steps for radial and mixed-flow impellers. Applicable to pumps, fans, compressors and turbines. 1. Main dimensions. Calculation of the impeller main dimensions: hub diameter, suction diameter, outlet width, impeller diameter. Application of internal or user-defined approximation functions to define impeller parameters.

In this section an axial flow pump impeller hyd raulic and knowledge-based feature design is p resented on an AXP1 type pump. The main input parameters for the numerical computations:

This article presents a hydraulic design procedure for axial-flow pump impellers, followed by their manufacturing documentations, all in one easy-to-use software named AXPHD V2.0 (AXial Pump ...

In this work, a coupled viscous and potential flow three-dimensional design method for impeller of axial-flow pump with pre-swirl stator is developed. The body-force model (BFM) is used to solve the effective inflow field for impeller design by using a viscous Reynolds-averaged Navier-Stokes equations (RANS) commercial software, and …

A integrated approach combining a multi-objective particle swarm optimization (MOPSO) algorithm and mapping method was used to generate Pareto diagram and determine the best optimal solution for an axial-flow pump impeller. This paper presents a design optimization process for an axial-flow pump impeller; in which geometrical …

Design Premises: Main parts of T raditional pumping system include- Dis-. charge duct, suction duct, Shaft, Impeller, and Hub. 3. Elements of the system. 3.1 Discharge duct (petty) It is the main ...

Main impeller types. The vast majority of the pumps Grundfos sells are centrifugal pumps, although positive displacement pumps are also a part of the range. Pumps are often categorised by the type of impeller they use, with the main types in Grundfos pumps being: • Radial flow impellers Semi-axial flow impellers. Channel impellers.

Combined with model tests of axial flow pump, this paper use numerical simulation and numerical optimization techniques, and change geometric design parameters of the impeller to optimal design …

Impeller design. The required pressure rise and flow rate of the pump was defined from previous literature[9, 10]. Some design parameters are assumptions made by the designer based on experience and previously designed pumps. 62 axial pump impellers with varying outlet angle and number of blades are designed.

In coping with such extra cases, the designer may wish to have a new impeller design within hours. The software named AXPHD V2.0 developed by one of the authors may …

Therefore, radial pump design is ideal for applications that require a high-pressure and low-flow rate pump, such as water supply, irrigation, and industrial processes. 2. Axial Pumps. Axial pumps work by moving the fluid in a parallel direction to the axis of the impeller. The operation of axial pumps is akin to that of propellants.

This study adopts a multi-disciplinary optimization design method based on an approximation model to improve the comprehensive performance of axial-flow pump …

Posted in Pump. An axial pump, also known as an axial-flow pump, is a type of pump that moves fluid by means of an impeller with blades that generate an axial (parallel to the shaft) flow pattern. Unlike radial-flow pumps, where fluid moves outward from the pump's center, in axial pumps, the fluid flows in the same direction as the …

In the present study, the impeller and diffuser vane geometry of an axial flow pump are optimized to improve the total efficiency and total head. The internal flow …

A drawing of this type of impeller can be seen below. Image from Pump Handbook by Igor Karassik. A double-suction impeller is a more balanced design than a single suction impeller because the two-sided design of the impeller balances the axial thrust loads imposed on the impeller and transmitted through the shaft to the pump bearings. Vane …

A pump is a device used to move fluid from a lower pressure and/or position to a higher position. One example of a pump is an axial pump. Axial pumps are pumps that work by using the rotational ...

Create the solid model of the axial pump impeller by. closing the lofted surface. In this design process the closing surfaces at the inner. and outer diameters are spheres, trimmed by the ...

As a fully integrated turbomachine design software platform, the AxSTREAM ® platform provides users with the full array of axial pump impeller design software solutions, whatever the incompressible working fluid (water, liquid oxygen, liquid nitrogen, mixtures, organic fluids, refrigerants, CO 2, etc.), across all of the crucial design stages ...

Then, Zhang et al. [21,22] measured the impeller inlet flow field of an axial flow pump under design condition, small flow condition and large flow condition by 3D-PIV technology and the distribution law of the impeller inlet flow field under different working conditions were obtained.

This paper presents a knowledge-based hydraulic numerical design process to determine the geometric and hydrodynamic properties of axial pump …

Pump Design. Our pump module is made for the design and optimization of all types of rotodynamic pumps. CFturbo supports the design of axial, mixed-flow and centrifugal pumps. Special pump components like inducers or sewage water impellers can be created as well. Axial pump.