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Water-sand two-phase flow and wear characteristics in a rotating jet wear device at different impact angles: 《Journal of Hydrodynamics》2024年第6期1083-1094,共12页Shuai-hui Sun Jing-wen Jia Meng-na Lin Peng-cheng Guo Long Wang Yi-fan Zhao Xing-qi Luo; supported by the Science and Technology Plan Project of the Shaanxi Province Department of Water Resources(Grant No.2024slkj-05).; The characteristics of water and sand two-phase flow and their wear features in a rotating jet wear device at various impact angles are investigated by the wear weight loss test,spraying paint abrasion distribution ex...; 关键词：The rotating jet wear device discrete phase model(DPM) spraying paint abrasion test water-sand two-phase flow impact angle

Computation method and control strategy of rotating separation flows in hydraulic machinery被引量：1: 《Journal of Hydrodynamics》2022年第6期1006-1020,共15页Chao-yue Wang Fu-jun Wang Hao Wang Hao-ru Zhao Zhi-feng Yao Ruo-fu Xiao; Project supported by the National Natural Science Foundation of China(Grant Nos.51836010,U22A20238 and 52209117);the China Postdoctoral Science Foundation(Grant No.2021M703516).; Rotating separation flow(RSF)in hydraulic machinery is characterized by the large flow separations and complex vortical structures induced by the effects of strong rotation,large curvature and multiple wall surfaces,a...; 关键词：Rotating separation flow hydraulic machinery engineering computation turbulence model flow control blade loading

A modified VLES model for simulation of rotating separation flow in axial flow rotating machinery被引量：1: 《Journal of Hydrodynamics》2022年第4期570-584,共15页Hao-ru Zhao Fu-jun Wang Chao-yue Wang Chang-liang Ye Zhi-feng Yao Qiang Zhong; the National Natural Science Foundation of China(Grant Nos.51836010,51779258).; The internal flow in an axial flow rotating machinery is affected by the rotating characteristics, often accompanied by a strong rotating separation under small flow conditions. At present, the very large eddy simulat...; 关键词：Axial flow rotating machinery rotating separation flow hybrid unsteady Reynolds average Navier-Stokes/large eddy simulation(URANS/LES)model very large eddy simulation(VLES)model

Lagrangian analysis of the fluid transport induced by the interaction of two co-axial co-rotating vortex rings: 《Journal of Hydrodynamics》2020年第6期1080-1090,共11页Hai-yan Lin Yang Xiang Su-yang Qin Hui Xu Hong Liu; Project supported by the of National Basic Research Development Program of China(973 Program,Grant No.2014CB744802);the National Natural Science Foundation of China(Grant Nos.91852106,91841303);the National Numerical Wind Tunnel Project(Grant No.NNW2019ZT4-B09).; In this paper,the fluid transport in the interaction of two co-axial co-rotating vortex rings are investigated.Vortex rings are generated using the piston-cylinder apparatus,and the resulting velocity fields are measu...; 关键词：Vortex rings Lagranagian coherent structures(LCSs) fluid transport

Applying extended intrinsic mean spin tensor in evolution algorithm for RANS modelling of turbulent rotating channel flow被引量：2: 《Journal of Hydrodynamics》2019年第6期1255-1258,共4页Wei Zhang Bing Zhu Hui Xu Yong Wang; Project supported by the National Natural Science Foundation of China(Grant Nos.91852117,91852106),the MOE Key Laboratory of Hydrodynamics,Shanghai Jiao Tong University.; We present a machine learning based method for RANS modeling in the rotating frame of reference(RFR).The extended intrinsic mean spin tensor(EIMST)is adopted in a novel expansion of the evolution algorithm,named multi...; 关键词：Extended intrinsic mean spin tensor RANS modeling rotating frame of reference gene expression programming

Couple stress fluid flow in a rotating channel with peristalsis: 《Journal of Hydrodynamics》2018年第2期307-316,共10页Y.Abd elmaboud Sara I.Abdelsalam Kh.S.Mekheimer; This article describes a new model for obtaining closed-form semi-analytical solutions of peristaltic flow induced by sinusoidal wave trains propagating with constant speed on the walls of a two-dimensional rotating i...; 关键词：Homotopy perturbation method （HPM） couple stress fluid rotating channel peristaltic transport

Numerical study of roll motion of a 2-D floating structure in viscous flow被引量：9: 《Journal of Hydrodynamics》2016年第4期544-563,共20页Lifen CHEN Liang SUN Jun ZANG A.J.HILLIS A.R.PLUMMER; the financial support of the University of Bath and China Scholarship Council(CSC)for her Ph.D.study; In the present study,an open source CFD tool,Open FOAM has been extended and applied to investigate roll motion of a 2-D rectangular barge induced by nonlinear regular waves in viscous flow.Comparisons of the present ...; 关键词：floating normalized rectangular capable viscous vorticity draft modelling rotating hydrodynamic

Theoretical analysis of slip flow on a rotating cone with viscous dissipation effects: 《Journal of Hydrodynamics》2015年第4期616-623,共8页SALEEM S. NADEEM S.; This paper is concerned with the mutual effects of viscous dissipation and slip effects on a rotating vertical cone in a viscous fluid. Similarity solutions for rotating cone with wall temperature boundary conditions ...; 关键词：mixed convection incompressible flow differential equations slip effects viscous dissipation

Numerical simulation of rotating arm test for prediction of submarine rotary derivatives被引量：10: 《Journal of Hydrodynamics》2015年第1期68-75,共8页潘雨村周其斗张怀新; supported by the National Natural Science Foundation of China(Grant No.11272213); The numerical method is used for predicting the rotary-based hydrodynamic coefficients of a submarine. Unsteady RANS simulations are carried out to numerically simulate the rotating ann test performed on the SUBOFF su...; 关键词：submarine maneuverability hydrodynamic coefficients rotating arm test dynamic mesh

A numerical investigation of the flow between rotating conical cylinders of two different configurations被引量：4: 《Journal of Hydrodynamics》2014年第3期431-435,共5页李雪张晶晶许兰喜; The flow between two coaxial conical cylinders is numerically studied for two different configurations, with the inner cone rotating and the outer one at rest. It is found that, in one configuration,at least at a smal...; 关键词：rotating conical cylinder Taylor vortex Reynolds number pressure distribution

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