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GENERATED: 作品数：709被引量：1363H指数：14; 导出分析报告; 相关领域：理学机械工程更多>>; 相关作者：周宗权李传锋黄凯池见星孙凌更多>>; 相关机构：中国科学技术大学合肥工业大学上海财经大学北京科技大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家高技术研究发展计划更多>>

Time-frequency analysis of internal waves generated by a towed and self-propelled submerged body model: 《Journal of Hydrodynamics》2023年第6期1191-1207,共17页Yu-hang Li Fei-yu Chen Li-ping Qin Ke Chen Yun-xiang You; supported by the and the National Natural Science Foundation of China(Grant Nos.51979279,52275138);supported by the Natural Science Foundation of Hainan Provincial(Grant No.520MS071).; The spectrogram,based on a short-time Fourier transform,can visualize the time-dependent frequency spectrum of waves and is easy to compute.This time-frequency analysis method provides crucial information about waves ...; 关键词：Stratified fluid internal waves submerged body experimental study time-frequency analysis

De-noising of radiation pressure signal generated by bubble oscillation based on ensemble empirical mode decomposition被引量：2: 《Journal of Hydrodynamics》2022年第5期849-863,共15页Xiang-hao Zheng Yu-ning Zhang; Project supported by the National Natural Science Foundation of China(Grant Nos.51976056,U1965106).; The radiation pressure signals generated by the bubble oscillation are often utilized to recognize the characteristics of the target objects in many fields.However,these signals are easily contaminated by complex back...; 关键词：Radiation pressure cavitation bubble oscillation signal de-noising ensemble empirical mode decomposition(EEMD) autocorrelation function wavelet soft-threshold de-noising

Wall-modeled large-eddy simulation of noise generated by turbulence around an appended axisymmetric body of revolution被引量：9: 《Journal of Hydrodynamics》2022年第4期533-554,共22页Zhi-teng Zhou Zhao-yue Xu Shi-zhao Wang Guo-wei He; the National Natural Science Foundation of China(Grant Nos.11988102,11922214).; The directivity of the noise generated by turbulent flows around an underwater vehicle(the fully appended SUBOFF body)is investigated numerically,where the turbulent flows are simulated by using the large eddy simulat...; 关键词：Large eddy simulation(LES) turbulence-generated noise axisymmetric body of revolution SUBOFF

Impact loads generated by tandem cavitation bubble on solid wall被引量：1: 《Journal of Hydrodynamics》2022年第3期467-482,共16页Nyo Me Thet Naing Jaehyun Park Seung-Ho Hyun Rho-Taek Jung; The author acknowledges the encouragement that Prof.Hyung Taek Ahn of the Adv Comp Eng Lab in University of Ulsan has given continuously to this research.; Experiments on two cavitation bubbles,which are generated at the same instant,with three different sizes near solid wall are conducted and their impulses on the boundary are registered by polyvinylidene fluoride(PVDF)...; 关键词：Two bubbles spark-generated bubble impulse polyvinylidene fluoride(PVDF)

An experimental study on the velocity fluctuations generated by the flow past fixed spheres: 《Journal of Hydrodynamics》2022年第2期214-225,共12页Ling-xin Zhang Xin-sheng Cheng Ze-cai Zhou Qi Gao Xue-ming Shao; supported by the State Key Program of National Natural Science of China(Grant No.91852204);the National Natural Science Foundation of China(Grant No.11772298).; We perform a series of experiments to study the velocity fluctuations generated by the flow past fixed spheres.Planar particle image velocimetry(PIV)is carried out to characterize the properties of the liquid fluctuat...; 关键词：Multiphase flow turbulence modulation particle image velocimetry(PIV)

Experiment on surface wake of internal waves generated by underwater vehicle in stratified fluids: 《Journal of Hydrodynamics》2022年第2期277-285,共9页Zhi-chong Yao Jun Zhang De-bao Gao Chuan-qi Liu Fang-wen Hong; supported by the National Natural Science Foundation of China(Grant No.51779232).; The surface flow field of internal waves generated by the underwater vehicle is very weak.In order to study the characteristics of the surface wake of internal waves,a surface particle image velocimetry(PIV)technique ...; 关键词：Stratified fluids surface wake signature internal waves experimental research

Reconstruction of 3-D surface waves generated by moving submerged sphere based on stereo imaging principle被引量：4: 《Journal of Hydrodynamics》2020年第1期139-147,共9页Xin-long Wang Gang Wei Hui Du Shao-dong Wang; Project supported by the National Natural Science Foundation of China(Grant No.11472307).; A sailing ship can produce significant disturbances on the water surface,but the perturbation generated by a moving submerged source is much smaller due to the physical property of the free surface,as represented by t...; 关键词：Surface wake stereo imaging geometric reconstruction particle image velocimetry(PIV)

Spatial and spectral investigation of turbulent kinetic energy in cavitating flow generated by Clark-Y hydrofoil被引量：4: 《Journal of Hydrodynamics》2020年第1期175-178,共4页Xiao-rui Bai Huai-yu Cheng Bin Ji Xin-ping Long; Project supported by the National Natural Science Foundation of China(Grant Nos.51822903,11772305);the Science and Technology on Water Jet Propulsion Laboratory(Grant No.61422230101162223002).; 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 light on the in...; 关键词：Cavitating flow energy spectrum large eddy simulation(LES) turbulent kinetic energy cloud cavitation

Manoeuvring prediction based on CFD generated derivatives: 《Journal of Hydrodynamics》2016年第2期284-292,共9页Shi He Paula KELLETT Zhiming YUAN Atilla INCECIK Osman TURAN Evangelous BOULOUGOURIS; Funded FP7 Framework Project SHOPERA (Energy Efficient Safe Ship Operation) (Grant No. 605221 under the theme SST.2013.4-1);Results were obtained using the EPSRC funded ARCHIE-West High Performance Computer (www.archie-west.ac.uk).EPSRC (Grant No. EP/K000586/1); This paper presents numerical predictions of ship manoeuvring motions with the help of computational fluid dynamics （CFD） techniques. A program applying the modular concept proposed by the Japanese ship manoeuvring ...; 关键词：manoeuvring derivatives shallow water computational fluid dynamics （CFD） mathematical modelling group （MMG）model KVLCC2

Numerical simulation of landslide-generated impulse wave被引量：1: 《Journal of Hydrodynamics》2014年第3期493-496,共4页赵兰浩毛佳刘晓青李同春; supported by the National Natural Science Foundation of China(Grant No.51279050);the National High Technology Research Development Program of China(863 Pro-gram,Grant No.2012AA112507);the Non-profit Industry Financial Program of Ministry of Water Resources of China(Grant No.201301058); A numerical model is proposed for the simulation of impulse waves generated by landslides. The fluid-like landslide is modeled as a generalized non-Newtonian visco-plastic fluid. The conservative level set method is e...; 关键词：LANDSLIDE impulse wave three-phase flow conservative level set

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