CFD Simulation Projects by ANSYS Fluent — Ep 01
Single Reference Frame (SRF) Axial Pump , CFD Analyse
- Episode
- 01
- Run Time
- 9m 27s
- Published
- Mar 15, 2025
- Course Progress
- 0%
Single Reference Frame (SRF) Axial Pump: Advanced CFD Simulation Analysis
Understanding Axial Pump Dynamics Through Computational Fluid Dynamics
In applications needing high flow rates with modest pressure requirements, axial pumps are essential fluid handling tool. Using the Single Reference Frame (SRF) approach, this extensive CFD simulation investigates the intricate flow dynamics inside an axial pump, therefore offering important new perspectives on performance aspects.
Pump Configuration and Operating Parameters
The simulation examines an axial pump with the following operational specifications:
- Inlet water velocity: 2 m/s
- Outlet condition: Atmospheric pressure
- Impeller rotational speed: 200 RPM
- Modeling approach: Frame Motion module
Geometric Modeling and Computational Domain
The study makes advantage of a two-dimensional axisymmetric model with certain dimensions:
- Domain length: 118 mm
- Domain width: 117 mm
- Design software: SpaceClaim
Mesh Generation and Numerical Framework
Features of the computational domain include:
- Mesh type: Unstructured elements
- Element count: 36,865
- Meshing software: ANSYS Meshing
Simulation Methodology and Solver Configuration
The study applies specific computing parameters:
- Pressure-based solver type (considering water incompressibility)
- Style of analysis: Simulating steady-states
- Gravitational effects: Not paid attention to
- Rotational modeling is: Approach of Multiple Reference Frame (MRF)
- Particularly careful: Axisymmetric Swirl possibility enabled
Performance Results and Flow Behavior Analysis
Velocity Profile and Pressure Distribution
The simulation exposes important aspects of performance:
- Component of radial velocity: notable change from input to exit brought about by blade rotation
- Dynamic pressure: Correspondent proportional rise based on fluid velocity changes
Engineering Implications
The results demonstrate how the rotational motion of the impeller transfers energy to the fluid, converting mechanical energy into hydraulic energy. This analysis provides essential data for:
- Optimizing axial pump design for specific applications
- Predicting performance under various operational conditions
- Understanding flow patterns and potential areas of efficiency improvement
- Identifying optimal operating parameters for maximum pump effectiveness