Search Results - "Xiao, Yexiang"

Interpretation and application of the hydro-abrasive erosion model from IEC 62364 (2013) for Pelton turbines by Rai, Anant Kumar, Kumar, Arun, Staubli, Thomas, Yexiang, Xiao

“…An accurate prediction of hydro-abrasive erosion helps in design, planning and operation strategies of a hydropower plant. In the empirical erosion model from…”
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A review on the large tilting pad thrust bearings in the hydropower units by Liming, Zhai, Yongyao, Luo, Zhengwei, Wang, Xin, Liu, Yexiang, Xiao

“…Tilting pad thrust bearings are the key components in hydropower units. As the thrust loads increase with the unit capacities of the hydro turbines, many…”
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Analysis of Pressure Fluctuation of a Pump-Turbine with Splitter Blades on Small Opening in Turbine Mode by Xiao, Wei, Chen, Liu, Ren, Shaocheng, Yan, Bin, Liu, Zishi, Xiao, Yexiang

“…Unstable flow in a pump-turbine can cause pressure pulsation, and the resulting vibration deteriorates the stability and operating safety of the unit. This…”
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A Study of the Relationship between Sand Movement and Flow Field Distribution and Wear Causes in a Multiphase Pump by Guo, Xin, Shi, Guangtai, Xiao, Yexiang, Ye, Xunyun

“…The Rosin–Rammler function is used in this paper to model the diameter distribution of sand particles. It investigates the characteristics of sand distribution…”
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Analysis of the Flow Behavior and Pressure Fluctuation of a Pump Turbine with Splitter Blades in Part-Load Pump Mode by Xiao, Wei, Ren, Shaocheng, Chen, Liu, Yan, Bin, Zhu, Yilin, Xiao, Yexiang

“…The internal flow of a pump turbine is unstable in part-load pump mode for small guide-vane openings, and the strong vibration caused by pressure pulsation is…”
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Numerical analysis of non-axisymmetric flow characteristic for a pump-turbine impeller at pump off-design condition by Xiaoran, Zhao, Yexiang, Xiao, Zhengwei, Wang, Hongying, Luo, Soo-Hwang, Ahn, Yangyang, Yao, Honggang, Fan

“…The present paper analyzed the inner flow characteristic of a reversible pump-turbine at pump mode with the optimal guide vane opening. An unusual asymmetrical…”
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Numerical simulation of a heave-only floating OWC (oscillating water column) device by Luo, Yongyao, Wang, Zhengwei, Peng, Guangjie, Xiao, Yexiang, Zhai, Liming, Liu, Xin, Zhang, Qi

“…This paper reports on the development of a two-dimensional, fully nonlinear CFD (Computational Fluid Dynamics) model with dynamic mesh to analyze the…”
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Analysis of Sediment Erosion in Pelton Nozzles and Needles Affected by Particle Size by Liu, Jie, Zhu, Yilin, Liang, Quanwei, Xiao, Yexiang, Liu, Zhengshu, Li, Haijun, Ye, Jian, Yang, Nianhao, Deng, Haifeng, Du, Qingpin

“…The sediment erosion of Pelton turbine components is a major challenge in the operation and development of high-head water resources, especially in mountainous…”
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Unsteady Flow Numerical Simulations on Internal Energy Dissipation for a Low-Head Centrifugal Pump at Part-Load Operating Conditions by Zhao, Xiaoran, Luo, Yongyao, Wang, Zhengwei, Xiao, Yexiang, Avellan, François

“…Dredge pumps are usually operated at part-load conditions, in which the low-solidity centrifugal impeller could experience large internal energy dissipation,…”
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Effect of Operating Parameters on the Coalescence and Breakup of Bubbles in a Multiphase Pump Based on a CFD-PBM Coupled Model by Tao, Sijia, Shi, Guangtai, Xiao, Yexiang, Huang, Zongliu, Wen, Haigang

“…When the multiphase pump is running, the internal medium often exists as bubble flow. In order to investigate the bubble occurrence characteristics in the…”
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Construction of Solid-Liquid Two-Phase Flow and Wear Rate Prediction Model in Multiphase Pump Based on Mixture Model-Discrete Phase Model Combination Method by Guo, Xin, Shi, Guangtai, Xiao, Yexiang, Chai, Hongqiang, Lv, Wenjuan, Fu, Jie

“…Blade wear is the critical problem in the operation of multiphase pump. This paper presents a numerical study of the multiphase flow of multiphase pump. The…”
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Numerical simulations for the fluid-thermal-structural interaction lubrication in a tilting pad thrust bearing by Zhai, Liming, Luo, Yongyao, Liu, Xin, Chen, Funan, Xiao, Yexiang, Wang, Zhengwei

“…Purpose The purpose of this paper is to analyze lubrication characteristics of a tilting pad thrust bearing considering the effect of the thermal elastic…”
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Numerical Investigation of Gas-Liquid Flow in a Multiphase Pump with Special Emphasis on the Effect of Tip Leakage Vortex on the Gas Flow Pattern by Xiao, Yexiang, Gui, Zhonghua, Li, Xuesong, Shu, Zekui, Shi, Guangtai, Gu, Chunwei

“…In this paper, the gas-liquid flow is comprehensively analyzed under different inlet gas void fractions, and the effect of tip leakage vortex (TLV) on the gas…”
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Slurry Flow and Erosion Prediction in a Centrifugal Pump after Long-Term Operation by Xiao, Yexiang, Guo, Bao, Soo-Hwang, Ahn, Luo, Yongyao, Wang, Zhengwei, Shi, Guangtai, Li, Yanhao

“…After long-term operation, the material loss due to slurry erosion often leads to significant changes in the impeller geometry. This change can, in turn,…”
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Pressure fluctuation characteristics in the sidewall gaps of a centrifugal dredging pump by Cao, Lei, Xiao, Yexiang, Wang, Zhengwei, Luo, Yongyao, Zhao, Xiaoran

“…Purpose The purpose of this paper is to study the pressure fluctuation characteristics in the sidewall gaps of a centrifugal dredging pump in detail and…”
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Study on Distribution Law of Gas Phase and Cavitation in the Pressurization Unit of Helical Axial Flow Multiphase Pump by Xiao, Yexiang, Gui, Zhonghua, Li, Xuesong, Tao, Sijia, Shi, Guangtai, Gu, Chunwei

“…Due to the irregular change of gas void fraction (GVF) in multiphase pumps, the pressure distribution in the pump is often uneven, which leads to the formation…”
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Pressure Fluctuation Characteristics of a Pump-Turbine in the Hump Area under Different Flow Conditions by Zheng, Kai, Chen, Liu, Ren, Shaocheng, Xiao, Wei, Xiao, Yexiang, Rai, Anant Kumar, Shi, Guangtai, Hao, Zhengkai

“…During the operation of a reversible pump-turbine, a hump area can easily appear under the pump condition, which will greatly affect the performance of a…”
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Abrasion predictions for Francis turbines based on liquid–solid two-phase fluid simulations by Guangjie, Peng, Zhengwei, Wang, Yexiang, Xiao, Yongyao, Luo

“…•We measure the thickness of tungsten carbide coating for a Francis turbine.•The abrasion condition of Francis turbine is acknowledged in detail.•The abrasion…”
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Analysis of the Pump-turbine S Characteristics Using the Detached Eddy Simulation Method by Sun, Hui, Xiao, Ruofu, Wang, Fujun, Xiao, Yexiang, Liu, Weichao

“…Current research on pump-turbine units is focused on the unstable operation at off-design conditions, with the characteristic curves in generating mode being…”
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Research Status and Prospects of Tribological Behaviors of Key Friction Pairs of Materials in Marine Equipment by WANG, Chengpeng, WANG, Shenghui, WANG, Haizeng, RUAN, Guoling, XIAO, Yexiang, JIANG, Zuguang, LI, Xiupeng

“…Marine environment provides a basic space for human survival and social sustainable development. The study of tribological problems and mechanism of marine…”
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