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WAVE: 作品数：2709被引量：3289H指数：17; 导出分析报告; 相关领域：理学更多>>; 相关作者：谭彬赵波任家骏林宁魏世超更多>>; 相关机构：重庆航天巴山摩托车制造有限公司中国科学院华中科技大学电子科技大学更多>>; 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>>

Hydrodynamic characteristics and noise reduction mechanism of a wave leading hydrofoil placed in the wake of a cylinder: 《Journal of Hydrodynamics》2023年第6期1089-1100,共12页Bing Zhu Yue Li Wen-jun Xu Wei Zhang; supported by the National Natural Science Foundation of China(Grant No.12272357);supported by the Shanghai Pujiang Programme(Grant No.23PJD070);the National Key Laboratory of Marine Engine Science and Technology(Grant No.LAB-2023-07-WD).; We have investigated the hydrodynamic and acoustic performance of a hydrofoil with a wave leading edge that is being ingested in a cylindrical wake,to explore the interaction and noise reduction mechanism with the use...; 关键词：Wave leading hydrofoil cylinder wake ingesting turbulence noise reduction large eddy simulation(LES)

Numerical investigation on interaction between regular waves and a fully submerged horizontal cylinder被引量：1: 《Journal of Hydrodynamics》2023年第6期1101-1118,共18页Cheng Zeng Yu-die Hu Yu-ran Yin Jie Zhou Ling-ling Wang; supported by the National Key Research and Development Program of China(Grant No.2022YFC3202605);supported by the Water Conservancy Science and Technology Project in Jiangsu Province(Grant No.2022061);the 111 Project(Grant No.B17015).; This paper presents a 2-D numerical investigation on interaction between regular waves and a fully submerged horizontal cylinder.A mathematical model of numerical wave tank with two-way fluid-solid interactions were d...; 关键词：Numerical simulation linear wave wave-induced vibration gap ratio flow pattern

Numerical study on the wave pattern characteristic of air layer in cavity and the effects of multiple influence factors: 《Journal of Hydrodynamics》2023年第5期923-941,共19页Xiao-song Zhang Xue-qin Ji Lei-qiang Chen Li-jin Gao Hong-bo Huang Fang-wen Hong; Project supported by the Ministry of Industry and Information Technology of China(Project No.CB01N20-05).; Air-layer drag reduction (ALDR) technology for ship energy saving is getting more and more attention in recent years because of the outstanding drag reduction effect. In order to promote practical application, it is n...; 关键词：Air layer drag reduction wave pattern of air-water interface numerical simulation multiple influence factors vortex flow fields

Scale effects on bow wave breaking of KCS ship model:Insights from DDES investigations被引量：5: 《Journal of Hydrodynamics》2023年第4期668-678,共11页Jian-hua Wang Wen-tao Wang De-cheng Wan; Project supported by the National Natural Science Foundation of China(Grant No.52131102).; Ship bow wave breaking is a common phenomenon during navigation,involving complex multi-scale flow interactions.However,the understanding of this intense free surface flow issue is not sufficiently deep,especially reg...; 关键词：Scale effects wave pattern bow wave breaking KRSIO Container Ship(KCS) delayed detached eddy simulation(DDES)approach

Numerical investigations of focused wave interact with a moving cylinder被引量：2: 《Journal of Hydrodynamics》2023年第4期724-735,共12页Yuan Zhuang Fu-chang Zhou Wen-jun Zhou De-cheng Wan; Project supported by the National Natural Science Foundation of China(Grant Nos.52201372,52131102).; This paper presents a numerical study on focused wave and current interactions with a cylinder.The cylinder is moving in the opposite direction to the wave propagation.An effective computational decomposition method i...; 关键词：Focused wave moving cylinder naoe-FOAM-SJTU solver computational decomposition method

Evaluation and optimization of a hybrid wave energy converter using excited motion response in two degrees of freedom: 《Journal of Hydrodynamics》2023年第1期145-154,共10页Bin-zhen Zhou Yu Wang Jian-jian Hu Peng Jin Lei Wang; supported by the National Natural Science Foundation of China(Grant Nos.52071096,52201322 and 52222109);This work was supported by the Guangdong Basic and Applied Basic Research Foundation(Grant No.2022B1515020036);the Natural Science Foundation of Guangzhou City(Grant No.202201010055);the Fundamental Research Funds for the Central Universities(Grant No.2022ZYGXZR014).; As waves in China seas are not high,a wave energy converter consisting of a coaxial annular buoy and a cylindrical buoy that extracts wave energy using two generators through the relative heave motion between the buoy...; 关键词：Wave energy converter(WEC) two degrees of freedom(DOF) parametric study power optimization real wave environment

Omega-Liutex method for the interaction among wave, current and fixed vertical cylinder: 《Journal of Hydrodynamics》2023年第1期83-94,共12页Bo Han Zhi Pan Wei-wen Zhao De-cheng Wan; supported by the National Natural Science Foundation of China(Grant No.52131102);the National Key Research and Development Program of China(Grant Nos.2022YFC2806705,2019YFB1704200).; This paper presents a numerical investigation of the interaction among wave,flow and a fixed cylinder using the naoe-FOAM-SJTU solver,which is a viscous solver for hydrodynamics based on OpenFOAM.The simulation consid...; 关键词：Wave-current interaction VORTEX Omega-Liutex method naoe-FOAM-SJTU solver numerical simulation

Instantaneous sediment transport formula for sheet flow beneath asymmetric wave and current: 《Journal of Hydrodynamics》2022年第4期712-724,共13页Xin-yu Hu Zhong-hua Weng Xin Chen Hai-fei Liu; the Key Laboratory of Water and Sediment Sciences of Ministry of Education,Beijing Normal University(Grant No.SS202103);the National Natural Science Foundation of China(Grant No.41961144014).; An instantaneous formula is obtained for the sheet flow transport beneath the wave and the current by a product integration of the concentration and velocity profiles over the mobile seabed. The formula involves: (1) ...; 关键词：Boundary layer thickness erosion depth instantaneous formula sediment transport rate wave and current

Preliminary control of the air entrainment in bow wave based on the Liutex force method被引量：2: 《Journal of Hydrodynamics》2022年第3期483-490,共8页Yi-ding Hu Jian-wei Wu De-cheng Wan Guo Wang Yi-qian Wang; Project supported by the National Key Research and Development Program of China(Grant No.2019YFB1704200);the National Natural Science Foundation of China(Grant Nos.51879159,52131102).; Trails induced by air entrainment of bow wave breaking can be observed clearly around an advancing ship,making it prong to be detected and causing reduction in hydrodynamic performance.In breaking bow wave region,diff...; 关键词：Bow wave breaking air entrainment coherent vortex structures Liutex force field model

Oscillatory velocity in boundary layer over mobile sediment bed under asymmetric wave and current conditions: 《Journal of Hydrodynamics》2021年第6期1242-1254,共13页Xin Chen; Projects supported by the National Natural Science Foundation of China(Grant Nos.41961144014,51836010);the Chinese Universities Scientific Fund(Grant No.2019TC133).; The oscillatory flow provides the major dynamic force for the mass and energy transport in estuary and coastal areas.An analytical approximate velocity formula is proposed to evaluate the oscillation in the boundary l...; 关键词：Analytical approximation asymmetric wave and current eddy viscosity mobile sediment bed oscillatory sheet flow

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