Analysis of flow loss characteristics of slanted axial-flow pump device based on entropy production theory [PDF]
Royal Society Open Science, 2022 Slanted axial-flow pump devices are widely applied in urban water supply, irrigation and drainage engineering fields. The second law of thermodynamics is applied to investigate the flow loss characteristics of the 30° slanted axial-flow pump model ...
Fan Yang +6 more
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Comparison of Saddle-Shaped Region of Head-Flow Curve between Axial-Flow Pump and Its Corresponding Axial-Flow Pump Device [PDF]
Shock and Vibration, 2021 In engineering, the highest operating head of the pumping station is usually controlled to be slightly lower than the lowest saddle bottom head of the axial-flow pump.
Dongtao Ji +6 more
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Numerical study on the hydrodynamic performance and internal flow of an axial-flow pump with various inlet flow angles [PDF]
Scientific Reports, 2023 In this study, numerical simulation was employed to predict the performance and internal flow characteristics of the inlet of an axial-flow pump by assigning an absolute flow angle to the inlet guide vane (IGV) trailing-edge flow.
Yong-Jin Son +5 more
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Investigation of the hydrodynamic characteristics of an axial flow pump system under special utilization conditions [PDF]
Scientific Reports, 2022 In actual operation, axial flow pump stations are often used for various special purposes to meet changing needs. However, because the hydrodynamic characteristics of axial flow pump systems are still unclear when used for special purposes, there are ...
Xiaowen Zhang, Fangping Tang
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Energy loss evaluation of axial flow pump systems in reverse power generation operations based on entropy production theory [PDF]
Scientific Reports, 2022 The use of existing large pumping station equipment for upstream residual water reverse power generation is an unrealized yet valuable renewable energy project.
Xiaowen Zhang, Fangping Tang
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Experimental study and numerical simulation of internal flow dissipation mechanism of an axial-flow pump under different design parameters [PDF]
Scientific ReportsThis research uses CFD (computational fluid dynamics) to simulate an axial-flow pump and analyzes its internal flow dissipation. The results show that under different operating conditions, with increasing tip cascade density, the pump head gradually ...
Lijian Shi +7 more
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Comparison of the Shutdown Transitions of the Full-Flow Pump and Axial-Flow Pump
Journal of Marine Science and Engineering, 2023 In this study, a comparative analysis of the shutdown transitions of a full-flow pump and an axial-flow pump was carried out through numerical simulation and model tests.
Haifeng Jiao +4 more
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Machines, 2022 A bidirectional axial flow pump can realize bidirectional pumping, which has a wide application prospect in coastal low-head pumping stations and water jet propulsion systems.
Xiaowen Zhang +6 more
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Energies, 2022 The existing experimental technology cannot accurately and quantitatively measure the flow field structure and the wall boundary layer displacement effect in the axial flow pump.
Yanlei Guo +4 more
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Machines, 2022 The periodic flow and pressure pulsation of the axial piston pump can lead to periodic vibration, noise, and even damage to various components in the hydraulic system.
Zhiyuan Sun +3 more
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