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1. Experiment study on vortex evolution process and vorticity distribution in wave boundary layer flow over a rippled bed NSTL国家科技图书文献中心

Li S. |  Zhou S.... -  《Coastal engineering》 - 2025,195(Jan.) - 1.1~1.16 - 共16页

摘要: vortex evolution process and vorticity distribution |  vorticity at the ripple crest is proportional to Uw,rms |  represents the ripple height. The vertical distribution of |  dimensionless vorticity depends on . As grows, the vorticity |  increases in the upper part and the vertical distribution
关键词: Flow field |  Ripples |  Velocity circulation |  Vortex evolution |  Vorticity distribution |  Waves boundary layer

2. Numerical study of air‑core vortex effect on discharge coefficient, vorticity and pressure distribution in the pipe NSTL国家科技图书文献中心

Amirhossein Taghizad... |  Hamed Sarkardeh... -  《Innovative Infrastructure Solutions》 - 2025,10(3) - 120.1~120.15 - 共15页

摘要: appearance in the reservoir. Furthermore, vorticity |  relation between pressure and vorticity, pressure values | Entrained air by vortex phenomenon is examined |  innovatively in this study. Besides utilizing the most |  efficient models, experimental data is used for
关键词: Vertical intake |  Free surface vortex |  Numerical study |  Turbulence

3. Investigation of geometric structure on energy performance and flow characteristics in underwater hydraulic machinery NSTL国家科技图书文献中心

Jinsong Zhang |  Wenqian Xi... -  《Engineering computations》 - 2025,42(1) - 277~300 - 共24页

摘要: vorticity distribution under different model parameters | Purpose - For underwater hydraulic machinery | , the unique structure significantly enhances the |  three-dimensional non-uniformity of turbulence within |  the flow domain and high Reynolds number turbulence
关键词: Internal flow characteristics |  Vorticity dynamics |  Turbulent structure

4. A Divergence and Vorticity View of Nonlinear Oceanic Lee Wave Obtained by a Two‐Vessel Survey NSTL国家科技图书文献中心

Tsai‐Ling Chuang |  Jia‐Lin Chen... -  《Journal of Geophysical Research,C.Oceans》 - 2025,130(3) - n/a~n/a - 共19页

摘要:Abstract The spatial distribution of the flow |  divergence and relative vertical vorticity captured by a |  relative vertical vorticity normalized by the planetary |  vorticity (δ/f $delta /f$, ζ/f $zeta /f$ ∼ O (10)) is one |  vertical vorticity over the seamount are associated with
关键词: divergence‐vorticity |  potential vorticity |  nonlinear internal lee waves |  symmetric instability |  bottom Ekman effect |  Kuroshio

5. Swirl momentum control in vortex rings generated experimentally NSTL国家科技图书文献中心

Ortega-Chavez, Rigob... |  Gan, Lian... -  《Journal of Fluid Mechanics》 - 2025,1007 - 共27页

摘要: solid-body-like swirl distribution. Nevertheless, it | ). Namely, opposite-signed vorticity forms due to vortex | , promoting vorticity cancellation and vortex ring breakdown |  formation of opposite-signed vorticity and vortex | Particle image velocimetry is used to study
关键词: vortex dynamics |  vortex breakdown

6. Influence of blockage ratios in shaping wind dynamics in urban environments NSTL国家科技图书文献中心

Tian, Geng |  Geng, Dingyang... -  《Journal of Wind Engineering and Industrial Aerodynamics》 - 2025,257 - 共9页

摘要:, Reynolds shear stress, and vorticity around buildings |  between the airflow and buildings. Vorticity analysis |  the velocity distribution around buildings. As a | Analytical urban canopy models (UCMs) based on |  Prandtl's mixing length theory usually ignore the blockage
关键词: Turbulence |  Blockage |  Computational Fluid Dynamics (CFD) |  Boundary layer |  Urban microclimate |  LES |  OpenFOAM

7. Clustering of buoyant tracer in quasi-geostrophic coherent structures NSTL国家科技图书文献中心

Meacham, Jamie |  Berloff, Pavel -  《Journal of Fluid Mechanics》 - 2025,1003 - 共23页

摘要: vorticity deviation (LAVD). Building on studies of |  the coherent vortices dominate the distribution of | , but also on the full evolution of the vorticity over | We have investigated the dynamics of floating |  tracer in an idealised turbulent quasi-geostrophic
关键词: quasi-geostrophic flows |  ocean processes |  turbulent mixing

8. Large eddy simulation of particle behavior under two-phase impinging jet erosion NSTL国家科技图书文献中心

Zhao, Yanlin |  Zhang, Weihao... -  《Advanced Powder Technology》 - 2025,36(5) - 共22页

摘要: have more uniform distribution and smaller particles |  tend to have closer distribution to the wall |  with the flat wall, particle distribution is more |  uniform in the normal direction, less distribution near |  the wall and more distribution away from the wall
关键词: Two-phase impinging jet |  Particle-wall impact |  Erosion morphology |  W-shaped |  U-shaped

9. Multiphysics Ensemble Framework for Representing Western Himalayan Precipitation Climatology and Extremes: An Assessment from the WRF Model NSTL国家科技图书文献中心

Nischal, S. |  Attada, Raju -  《Weather and forecasting》 - 2025,40(1) - 149~172 - 共24页

摘要: vorticity maxima, and potential vorticity intrusions |  advection and dynamical controls in moisture distribution | Numerical model simulations are sensitive to |  the choice of physical parameterizations | , particularly those re- lated to convection processes
关键词: Orographic effects |  Cloud parameterizations |  Convective parameterization

10. Research on the flow characteristics and energy variation characteristics of the outlet passage of a two-way flow pump device based on Liutex and energy balance equation method NSTL国家科技图书文献中心

Yuqi Wang |  Li Cheng -  《Energy》 - 2025,318(Mar.1) - 134805.1~134805.18 - 共18页

摘要:This paper analyzes the flow state, vorticity | , and energy distribution of the outlet passage of a |  distribution within the water body. |  two-way flow pump device under the pumping condition | . Using the Liutex method to analyze the vortices in the
关键词: Vortex flow |  Liutex vortex identification |  Vortex evolution mechanism |  Energy balance equation |  Energy change
检索条件Vorticity distribution
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