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Computational methods of erosion wear in centrifugal pump: A state-of-the-art review
Erosion wear of the centrifugal pump components is considered one of the principal hurdles
for pum** and transporting the particle-fluid flow in the hydraulic system. Although the …
for pum** and transporting the particle-fluid flow in the hydraulic system. Although the …
[HTML][HTML] Numerical simulation of cavitation-vortex interaction mechanism in an advanced rotational hydrodynamic cavitation reactor
Hydrodynamic cavitation (HC), a promising technology for enhancing processes, has shown
distinct effectiveness and versatility in various chemical and environmental applications. The …
distinct effectiveness and versatility in various chemical and environmental applications. The …
Energy loss mechanisms of transition from pump mode to turbine mode of an axial-flow pump under bidirectional conditions
Pump-as-turbine stations with ultra-low head often face the deterioration risk during load
rejection operations when the demands in water delivery and power generation are …
rejection operations when the demands in water delivery and power generation are …
Energy performance evaluation of an axial-flow pump as turbine under conventional and reverse operating modes based on an energy loss intensity model
As a low-cost scheme for small-scale hydropower generation, pump as turbines (PATs) are
used at different hydrosites around the world. Nevertheless, a big number of recently …
used at different hydrosites around the world. Nevertheless, a big number of recently …
Rotating stall mechanism of pump-turbine in hump region: An insight into vortex evolution
Abstract Reversible Pump Turbines (RPTs) are primarily used in pumped-storage
hydropower plants, enabling the facility to function in both pump and turbine modes. Under …
hydropower plants, enabling the facility to function in both pump and turbine modes. Under …
Large eddy simulation of turbulent wake flow around a marine propeller under the influence of incident waves
In practical applications, propellers often operate beneath incident waves. To investigate the
effects of waves on turbulent propeller wakes, a comparative study of the instantaneous flow …
effects of waves on turbulent propeller wakes, a comparative study of the instantaneous flow …
Numerical investigation of hydraulic instability of pump-turbines in fast pump-to-turbine transition
The fast pump-to-turbine transition of a pumped storage unit is highly responsive to electrical
power system regulation demands and is a critical process for the unit itself. The correct …
power system regulation demands and is a critical process for the unit itself. The correct …
High-resolution remote sensing image segmentation framework based on attention mechanism and adaptive weighting
Semantic segmentation has been widely used in the basic task of extracting information from
images. Despite this progress, there are still two challenges:(1) it is difficult for a single-size …
images. Despite this progress, there are still two challenges:(1) it is difficult for a single-size …
Mechanism of the influence of sand on the energy dissipation inside the hydraulic turbine under sediment erosion condition
X Song, Y Luo, Z Wang - Energy, 2024 - Elsevier
Sediment erosion can lead to a general decrease in hydraulic performance of hydraulic
turbines and an increase in energy dissipation. In this paper, aiming the characteristics of SE …
turbines and an increase in energy dissipation. In this paper, aiming the characteristics of SE …
Effects of clearance and operating conditions on tip leakage vortex-induced energy loss in an axial-flow pump using entropy production method
Tip leakage flow (TLF) is a typical flow phenomenon in the internal flow of axial-flow pumps
that has a serious impact on their safety and stability. In this study, numerical simulations are …
that has a serious impact on their safety and stability. In this study, numerical simulations are …