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Article
Cavitation research with computational fluid dynamics: From Euler-Euler to Euler-Lagrange approach
Unsteady cavitating flow often contains vapor structures with a wide range of different length scales, from micro-bubbles to large cavities, which issues a big challenge to precisely investigate its evolution ...
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Article
Experimental investigation of the flow characteristics of jet pumps for zero flow-ratio conditions
Experimental research was conducted on the performance curves and the cavity evolution for different flow and geometric parameters in jet pumps for zero flow ratio (ZFR) conditions. New pressure ratio, Pr, flow r...
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Article
A self-healing electrically conductive organogel composite
Self-healing hydrogels use spontaneous intermolecular forces to recover from physical damage caused by extreme strain, pressure or tearing. Such materials are of potential use in soft robotics and tissue engin...
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Article
Some notes on numerical investigation of three cavitation models through a verification and validation procedure
The present paper investigates the turbulent cavitating flow around the Clark-Y hydrofoil with special emphasis on the influence of cavitation models by verification and validation (V&V) method. RANS solver co...
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Article
Numerical simulation of multi-scale cavitating flow with special emphasis on the influence of vortex on micro-bubbles
A multi-scale Euler-Lagrange method is applied in the current paper to investigate the characteristics of turbulent cloud cavitating flow around a Clark-Y hydrofoil, in which macroscopic cavitating structures ...
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Article
Overview and outlook of emerging non-volatile memories
Memory technologies with higher density, higher bandwidth, lower power consumption, higher speed, and lower cost are in high demand in the current big data era. In this paper, recent progress of emerging non-v...
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Article
Temporal and spatial characteristics of monopole acoustic energy dominated by unsteady thermodynamic cavitating flow
The acoustic propagation characteristics of the cavitating flow are essential for the noise suppression, but were not well studied. In the current paper, a new technique concerning the propagation path of the ...
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Article
Numerical assessment of the erosion risk for cavitating twisted hydrofoil by three methods
In this paper, the large eddy simulation (LES) method in conjunction with the Zwart cavitation model is adopted for the assessment of the erosion risk on a hydrofoil surface. The numerical results are in good ...
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Article
A review of cavitation in tip-leakage flow and its control
The tip-leakage vortex (TLV) cavitation is a challenging issue for a variety of axial hydraulic turbines and pumps from both technical and scientific viewpoints. The flow characteristics of the TLV cavitation ...
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Article
LES method of the tip clearance vortex cavitation in a propelling pump with special emphasis on the cavitation-vortex interaction
The turbulent cavitating flow around the propelling pump tip clearance is numerically simulated using the large eddy simulation (LES) method coupled with the Zwart-Gerber-Belamri (ZGB) cavitation model to inve...
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Article
Some notes on numerical simulation of the turbulent cavitating flow with a dynamic cubic nonlinear sub-grid scale model in OpenFOAM
The accuracy of large eddy simulation (LES) is highly dependent on the performance of sub-grid scale (SGS) model. In the present paper, a dynamic cubic nonlinear sub-grid scale model (DCNM) proposed by Huang e...
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Article
Large eddy simulation of the transient cavitating vortical flow in a jet pump with special emphasis on the unstable limited operation stage
This paper studies the unsteady three-dimensional cavitating turbulent flow in a jet pump. Specifically, thefocus is on the unstable limited operation stage, and both the computational and experimental methods...
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Article
Spatial and spectral investigation of turbulent kinetic energy in cavitating flow generated by Clark-Y hydrofoil
In the present paper, the turbulent cavitating flow generated by a Clark-Y hydrofoil is investigated by large eddy simulation (LES) combined with Zwart-Gerber-Belamri (ZGB) cavitation model. In order to shed l...
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Article
A simulation study on the optimal control of buffeting displacement for the Sutong Bridge with multiple tuned mass dampers
The buffeting of long-span cable-supported bridges under strong winds is one of the key issues in bridge wind engineering. In order to study the effectiveness of the multiple tuned mass dampers (MTMDs) in buff...
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Article
Amorphization of Crystalline Phase Change Material by Ion Implantation
Germanium ion implantation at an energy of 30 keV was used as a different method to re-amorphize thin films of crystalline phase change material Ge2Sb2Te5 (GST). It was found that rather low doses of 5x1013 cm-2 ...
