Numerical Simulation Prediction of Erosion Characteristics in a Double-Suction Centrifugal Pump
Abstract
:1. Introduction
2. Materials and Methods
2.1. Research Object
2.2. Basic Equation of Particle Motion
2.3. Erosion Model
2.4. Calculation Method for Solution
3. Discussion of Calculation Results
3.1. Verification of Calculation Scheme and Reliability
3.2. Analysis of Flow and Erosion in Double-Suction Pumps under Different Flow Conditions
3.2.1. Influence of Flow Rate on Particle Movement
3.2.2. Effect of Flow Rate on Surface Erosion
3.2.3. Local Erosion Caused by Vortex in Impeller
3.3. Effect of Particle Concentration on Erosion Characteristics
3.3.1. Influence of Particle Concentration on Particle Tracks
3.3.2. Effect of Particle Concentration on Erosion Characteristics
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Parameter | Scheme Number | |||||
---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 | |
Flow rate (m3/s) | 0.25Qd | Qd | 1.27Qd | Qd | Qd | Qd |
particle concentration (kg/m3) | 15 | 15 | 15 | 11 | 7 | 1 |
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Song, X.; Qi, D.; Xu, L.; Shen, Y.; Wang, W.; Wang, Z.; Liu, Y. Numerical Simulation Prediction of Erosion Characteristics in a Double-Suction Centrifugal Pump. Processes 2021, 9, 1483. https://doi.org/10.3390/pr9091483
Song X, Qi D, Xu L, Shen Y, Wang W, Wang Z, Liu Y. Numerical Simulation Prediction of Erosion Characteristics in a Double-Suction Centrifugal Pump. Processes. 2021; 9(9):1483. https://doi.org/10.3390/pr9091483
Chicago/Turabian StyleSong, Xijie, Dunzhe Qi, Lijuan Xu, Yubin Shen, Wei Wang, Zhengwei Wang, and Yan Liu. 2021. "Numerical Simulation Prediction of Erosion Characteristics in a Double-Suction Centrifugal Pump" Processes 9, no. 9: 1483. https://doi.org/10.3390/pr9091483