Showing 321 - 340 results of 926 for search '"turbulence"', query time: 0.05s Refine Results
  1. 321

    Numerical Modeling of the Fluid Flow in Continuous Casting Tundish with Different Control Devices by Zhu He, Kun Zhou, Shuang Liu, Wei Xiong, Baokuan Li

    Published 2013-01-01
    “…With a turbulence inhibitor, the velocity of metal which flows directly toward the tundish floor is smaller and the turbulence kinetic energy of the melt top surface is lower than the other two arrangements.…”
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  2. 322

    Characteristics of Typhoon “Fung-Wong” Near Earth Pulsation by Xiujun Li, Yongguang Li, Jianting Zhou, Qian Wang, Xu Wang

    Published 2021-01-01
    “…There was a significant correlation between the gust factor and the peak factor. The turbulence intensity and gust factor decreased with time, and the turbulence intensity attenuation speed increased with time. …”
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  3. 323
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  5. 325

    Irradiance Scintillation Index for a Gaussian Beam Based on the Generalized Modified Atmospheric Spectrum with Aperture Averaged by Chao Gao, Yang Li, Yiming Li, Xiaofeng Li

    Published 2016-01-01
    “…This paper investigates the aperture-averaged irradiance scintillation index of a Gaussian beam propagating through a horizontal path in weak non-Kolmogorov turbulence. Mathematical expressions are obtained based on the generalized modified atmospheric spectrum, which includes the spectral power law value of non-Kolmogorov turbulence, the finite inner and outer scales of turbulence, and other optical parameters of the Gaussian beam. …”
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  6. 326

    Comparison of Periodic Flow Fields in a Radial Pump among CFD, PIV, and LDV Results by Jianjun Feng, F.-K. Benra, H. J. Dohmen

    Published 2009-01-01
    “…The comparison of the results shows that PIV and LDV give nearly the same phase-averaged velocity fields, but LDV predicts the turbulence much clearer and better than PIV. CFD underestimates the turbulence level in the whole region compared with PIV and LDV but gives the same trend.…”
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  7. 327

    Wind Field Characteristics of the 13 June 2014 Downburst Event in Beijing Based on Meteorological Tower Records by Shi Zhang, Yibo Wang, Zengzhi Qian, Kexin Guo, Xiaoda Xu, Daxing Zhou, Qing Cao

    Published 2024-12-01
    “…Key wind field parameters such as the mean wind speed, turbulence intensity, turbulence integral length scale, probability density function, power spectral density, evolutionary power spectral density, and gust factor are statistically analyzed. …”
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  8. 328

    Improving Wind Speed Forecasting for Urban Air Mobility Using Coupled Simulations by Mounir Chrit, Marwa Majdi

    Published 2022-01-01
    “…Simulations assuming anisotropy and isotropy of turbulence show small differences in the predicted wind speeds over Downtown Oklahoma City given the stable atmospheric stratification showing that turbulent eddy scales at the evaluation locations are within the inertial subrange and confirming that turbulence is locally isotropic.…”
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  9. 329
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    Comparative Study of Noise Control in Micro Turbojet Engines with Chevron and Ejector Nozzles Through Statistical, Acoustic and Imaging Insight by Alina Bogoi, Grigore Cican, Mihnea Gall, Andrei Totu, Daniel Eugeniu Crunțeanu, Constantin Levențiu

    Published 2025-01-01
    “…The enhanced Schlieren analysis allowed for new frame-specific insights into turbulence patterns based on density gradients, providing a valuable tool for identifying turbulence features and understanding jet flow dynamics.…”
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    Article
  11. 331

    Modeling the Hydrodynamic Pressure Field and Wake Field Characteristics of an Underwater Vehicle and Studying Their Correlation by Peihao Li, Hui Deng, Bingrui Xu, Weixue Xia, Wenbin Yi

    Published 2025-01-01
    “…A high grid density and the LES turbulence model are needed to accurately capture information about the wake field’s flow field. …”
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  12. 332

    The Computation of Flow and Heat Transfer through an Orthogonally Rotating Square-Ended U-Bend Using Low-Reynolds-Number Models by Konstantinos-Stephen P. Nikas, Hector Iacovides

    Published 2005-01-01
    “…Two-layer and low-Reynolds-number mathematical models of turbulence are used at effective-viscosity (EVM) level and also at second-moment-closure (DSM) level. …”
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  13. 333
  14. 334

    Tracking Star-forming Cores as Mass Reservoirs in Clustered and Isolated Regions Using Numerical Passive Tracer Particles by Shingo Nozaki, Hajime Fukushima, Kazuki Tokuda, Masahiro N. Machida

    Published 2025-01-01
    “…Understanding the physical properties of star-forming cores as mass reservoirs for protostars and the impact of turbulence is crucial in star formation studies. We implemented passive tracer particles in clump-scale numerical simulations with turbulence strengths of ${{ \mathcal M }}_{{\rm{rms}}}=2,10$ . …”
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  15. 335

    Statistical Recognition of OAM States in Free-Space Optical System by Qinnan Zhu, Guowei Yang, Zhiyu Yuan, Meihua Bi, Xuefang Zhou, Miao Hu

    Published 2024-01-01
    “…The recognition accuracy under relatively strong turbulence conditions can be improved by using wavefront compensation and specific distance calculation.…”
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  16. 336

    Research on the Wavelet Denoising Algorithm for Thorpe Analysis Based on the Radiosonde Data by Qixiang Liao, Zheng Sheng, Peng Guo

    Published 2025-01-01
    “…Thorpe analysis is a commonly used method to study turbulence, an important research object in the field of atmospheric science. …”
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  17. 337

    Numerical Research of the Submerged High-Pressure Cavitation Water Jet Based on the RANS-LES Hybrid Model by Yongfei Yang, Weidong Shi, Linwei Tan, Wei Li, Songping Chen, Bo Pan

    Published 2021-01-01
    “…The submerged high-pressure water jet has the characteristics of high velocity, strong turbulence, and severe cavitation. In order to reveal the formation mechanism of shear cavitation in the submerged high-pressure water jet and to grasp the turbulent structure and velocity distribution characteristics in the jet, the prediction ability of different turbulence models is studied first. …”
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  18. 338

    Investigation of Laminar Separation Bubble on Flat Plate with Adverse Pressure Gradient: Time-Averaged Flow Field Analysis by Yonglei Qu, Dario Barsi, Daniele Simoni, Pietro Zunino, Yigang Luan

    Published 2021-01-01
    “…The experiment provides detailed results including distribution of wall pressure coefficient and boundary layer velocity and turbulence profiles for several values of typical influencing parameters on the behavior of the flow phenomena: Reynolds number, free stream turbulence intensity, and end-wall opening angle, which determines the adverse pressure gradient intensity. …”
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  19. 339

    Enhanced bed shear stress and mixing in the tidal wake of an offshore wind turbine monopile by M. J. Austin, C. A. Unsworth, K. J. J. Van Landeghem, B. J. Lincoln

    Published 2025-01-01
    “…<p>Tidal flow past offshore wind farm (OWF) infrastructure generates a turbulent vortex wake. The wake is hypothesised to enhance seabed stress and water column turbulence mixing, thereby affecting seabed mobility, water column stratification and the transport of nutrients and oxygen and resulting in ecological impacts. …”
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  20. 340