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检索条件："关键词=Reynolds-averaged "
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Numerical investigation of flow separation behavior in an over-expanded annular conical aerospike nozzle被引量：4
《Chinese Journal of Aeronautics》2015年第4期983-1002,共20页He Miaosheng Qin Lizi Liu Yu 
A three-part numerical investigation has been conducted in order to identify the flow separation behavior––the progression of the shock structure, the flow separation pattern with an increase in the nozzle pressure ...
关键词：AERODYNAMICS Aerospike nozzle Flow simulation Flow separation Gas density effect Over-expanded flow Reynolds-averaged Navier-Stokes （RANS） 
Numerical Simulation of Solitary Wave Forces on A Vertical Cylinder on A Slope Beach
《China Ocean Engineering》2021年第3期317-331,共15页KUAI Yan-rong ZHOU Ji-fu DUAN Jin-long WANG Xu 
financially supported by the National Key R&D Program of China(Grant No.2017YFC1404202);the National Natural Science Foundation of China(Grant No.11572332);the Strategic Priority Research Program of the Chinese Academy of Sciences(Grant Nos.XDB22040203 and XDA22000000)。
Wave forces acting on a vertical cylinder at different locations on a slope beach in the near-shore region are investigated considering solitary waves as incoming waves.Based on the Reynolds-averaged Navier-Stokes equ...
关键词：wave force cylinder location Reynolds-averaged Navier–Stokes equations solitary wave numerical simulation 
Uncertainty analysis of turbulence model in capturing flows involving laminarization and retransition被引量：1
《Chinese Journal of Aeronautics》2022年第10期148-164,共17页Hongkang LIU Shishang ZHANG Yong ZOU Wu YUAN Tanghong LIU Yatian ZHAO 
co-supported by the Youth Program of the National Natural Science Foundation of China (No. 11902367);the Youth Program of Natural Science Foundation of Hunan Province, China (Nos. S2021JJQNJJ2519 and S2021JJQNJJ2716);the Science and Technology Research and Development plan of China National Railway Group, China (Nos. P2020J025 and P2021J036)
Flows experiencing laminarization and retransition are universal and crucial in many engineering applications.The objective of this study is to conduct an uncertainty quantification and sensitivity analysis of turbule...
关键词：LAMINARIZATION Retransition Reynolds-averaged NavierStokes simulation Turbulence modeling Uncertainty analysis 
Film-Cooling Performance with Various Hole Length to Diameter Ratios for Cylindrical and Laidback Fan-Shaped Holes with an Inlet Groove
《Journal of Thermal Science》2025年第2期607-625,共19页PARK Jisu KIM Jun-Hee KANG Changwoo 
supported by National University Development Project at Jeonbuk National University in 2023。
The influence of the hole length-to-diameter ratio on film-cooling performance is numerically investigated for a cylindrical hole and laidback fan-shaped hole with an inlet groove.Numerical analysis of film-cooling is...
关键词：film-cooling inlet groove film-cooling effectiveness numerical analysis Reynolds-averaged Navier-Stokes equations 
URANS COMPUTATION OF CAVITATING FLOWS AROUND SKEWED PROPELLERS被引量：4
《Journal of Hydrodynamics》2012年第3期339-346,共8页LIU Yan ZHAO Peng-fei WANG Qiang CHEN Zhao-hui 
Cavitating flows around skewed propellers are investigated numerically by means of the unsteady Reynolds Averaged Navier-Stokes （RANS） Equation method. The standard k - c turbulence and the modified Z-G-B cavitation...
关键词：skewed propeller cavitating flow non-uniform wake Unsteady Reynolds-Averaged Navier-Stokes （URANS） 
NUMERICAL INVESTIGATION OF CAVITATION PERFORMANCE OF SHIP PROPELLERS被引量：7
《Journal of Hydrodynamics》2012年第3期347-353,共7页ZHU Zhi-feng FANG Shi-liang 
supported by the Open Foundation of Key Laboratory of Underwater Acoustic Signal Processing of Ministry of Education,Southeast University(Grant No.UASP1102);the National Key Basic Research Program of China(973Program Grant No.6131222)
The cavitation performance of propellers is studied based on viscous multiphase flow theories. With a hybrid grid based on Navier-Stokes （N-S） and bubble dynamics equations, some recent validation results are presen...
关键词：CAVITATION Reynolds-Averaged Navier-Stokes （RANS） PROPELLER sliding mesh multiphase flow 
Comparison of DES and URANS:Estimation of fluctuating pressure from URANS simulations in stilling basins
《Journal of Hydrodynamics》2024年第4期609-623,共15页Kang Liu Hao-ran Wang Yong-can Chen Hui Xie Zhao-Wei Liu 
Project supported by the Key Research and Development Plan Project of China(Grant No.2022YFC3204602);the National Natural Science Foundation of China(Grant No.U21A20157).
This study conducts a comparative analysis between detached eddy simulation(DES)and Unsteady Reynolds-averaged Navier-Stokes(URANS)models for simulating pressure fluctuations in a stilling basin,aiming to assess the U...
关键词：Detached eddy simulation(DES)model numerical simulation pressure fluctuation still basin unsteady Reynolds-averaged Navier-Stokes(URANS)model 
URANS simulations for a free-running container ship:Part 1. Turning-circle
《Journal of Hydrodynamics》2021年第3期421-447,共27页Dong-Hwan Kim Yugo Sanada Sungtek Park Hamid Sadat-Hosseini Frederick Stern 
This work was supported by the Office of Naval Research(Grant Nos.N00014-17-1-2083,N00014-17-1-2084).
The incompressible unsteady Reynolds-averaged Navier-Stokes(URANS)simulations are performed for a free-running container ship in maneuvering conditions:the starboard and portside turning circle simulations with 35°ru...
关键词：Turning-circle unsteady Reynolds-averaged Navier-Stokes(URANS) KRISO Container Ship(KCS) CFDShip-IOWA 
URANS simulations for a free-running container ship:Part 2. Added power
《Journal of Hydrodynamics》2021年第3期448-467,共20页Dong-Hwan Kim Yugo Sanada Hamid Sadat-Hosseini Frederick Stern 
This work was supported by the Office of Naval Research(Grant Nos.N00014-17-1-2083,N00014-17-1-2084).
Part 2 reports the validation,local force and local flow study results for the free-running added power simulations whose conditions are the same as the self-propulsion test except for the increased propeller rotation...
关键词：Added power unsteady Reynolds-averaged Navier-Stokes(URANS) KRISO Container Ship(KCS) CFDShip-IOWA 
Numerical Study on the Influence of Boss Cap Fins on Efficiency of Controllable-pitch Propeller被引量：9
《Journal of Marine Science and Application》2013年第1期13-20,共8页Ying Xiong Zhanzhi Wang Wanjiang Qi 
Supported by the National Natural Science Foundation of China under Grant No.51079157
Numerical simulation is investigated to disclose how propeller boss cap fins （PBCF） operate utilizing Reynolds-averaged Navier-Stokes （RANS） method. In addition, exploration of the influencing mechanism of PBCF on...
关键词：boss cap fins  controllable-pitch propeller  open water efficiency  Reynolds-averaged Navier–Stokes （RANS） 
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