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581
Design and Analysis of Combined Valve Spool with Linear Flow Coefficient
Published 2022-01-01“…The orifice flow model is generally established based on the turbulent state, and the flow discharge is considered to be a constant value. …”
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582
Near-Field Aeroacoustics of Spanwise Forcing on a Transonic Wing: A DNS Study
Published 2025-01-01“…The transonic airflow around a supercritical wing with a shock wave is described via direct numerical simulations. Flow control for turbulent drag reduction is applied via streamwise traveling waves of spanwise velocity applied on a finite portion of the suction side. …”
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583
Proper Orthogonal Decomposition as Surrogate Model for Aerodynamic Optimization
Published 2016-01-01“…The proposed method is applied to subsonic turbulent flows and the proper orthogonal decomposition is based on an ensemble of high-fidelity computations. …”
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584
Kajian Aerodinamika Pada Model Kendaraan dengan Penerapan Kontrol Aktif Suction
Published 2021-04-01“…<p>As the air flow reaches the rear part of the vehicle the flow will undergo separation generated by friction and fluid viscosity, and creating wake, considerably large turbulent area with low pressure at the rear of the vehicle which results in pressure drag which can reduce vehicle performance. …”
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585
Solar Modulation of AMS-02 Daily Proton and Helium Fluxes with Modified Force-field Approximation Models
Published 2025-01-01“…As galactic cosmic rays (GCRs) propagate through the turbulent plasma environment within the heliosphere, they undergo a process of diffusion, drift, and energy loss, leading to a notable reduction in their flux. …”
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586
The Impact of Production Techniques on Pore Size Distribution in High-Strength Foam Concrete
Published 2025-01-01“…Techniques such as the use of a cavitation disintegrator and a turbulent mixer were employed to produce foam concrete. …”
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587
The Impact of Managers’ Attitude Towards Internet Marketing on Internet Marketing Adoption in Organizations (Case Study: Book-Publishing and Distribution Companies in Iran)
Published 2020-09-01“…In today’s turbulent and competitive market, organizations tend to use Internet marketing for achieving and maintaining optimal performance in order to gain competitive advantage. …”
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588
Simulation Study on the Effect of Forced Ventilation in Tunnel under Single-Head Drilling and Blasting
Published 2020-01-01“…Based on the excavation of Yuelongmen tunnel on ChengLan Railway in China, this paper will probe into the forced ventilation effect of harmful gas generated by drilling and blasting construction, simulate the diffusion process of harmful gas generated during blasting operation on the tunnel face by establishing the finite element model of gas turbulent flow and concentration diffusion in the tunnel, and study the spatial-temporal evolution law of CO concentration field under different air pipe layout locations and tunnel excavation methods. …”
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589
The Numerical Stimulation of Methane-Air Mixing Characteristics in Wellbore during the Air Jet Injection
Published 2022-01-01“…According to the distributions of the methane concentration and flow field characteristics, methane-air mixing inside the wellbore can be divided into three types: free diffusion mixing, turbulent pulsating mixing, and regenerated vortex mixing. …”
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590
Teaching history: pedagogical practices and complexities in upper secondary schools of Ethiopia
Published 2023-01-01“…Moreover, the grand historical narratives and counter-narratives apparently made Ethiopia’s history turbulent and complex as such narratives are influenced by political factors. …”
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591
Static Properties and Current-Driven Dynamics of Domain Walls in Perpendicular Magnetocrystalline Anisotropy Nanostrips with Rectangular Cross-Section
Published 2012-01-01“…In asymmetric stacks, where the Rashba spin-orbit field stabilizes the domain wall against turbulent transformations, the steady linear regime is extended to higher currents, leading to higher velocities than in single-layer or symmetric stacks. …”
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592
Presenting a Management Model for a Multiobjective Sustainable Supply Chain in the Cellulosic Industry and Its Implementation by the NSGA-II Meta-Heuristic Algorithm
Published 2022-01-01“…In recent years, with changing conditions in global markets and competition between supply chains, organizations have realized that in order to grow and survive in today’s turbulent environment, they must make every effort to create and maintain a sustainable competitive advantage. …”
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593
Navier-Stokes: Singularities and Bifurcations
Published 2024-10-01“…Additionally, we discuss how these theoretical advancements offer new approaches to unresolved problems related to the formation of singularities in turbulent flows and the multiscale behavior of solutions, which are crucial for a comprehensive understanding of fluid dynamics. …”
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594
CFD Analysis and Electrical Efficiency Improvement of a Hybrid PV/T Panel Cooled by Forced Air Circulation
Published 2018-01-01“…The main objective of this study is to determine the critical threshold for the abovementioned parameters as well as to show how important parameters, such as fin arrangement and consequent turbulent air flows, are for satisfying the heat removal needs. …”
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595
Teaching history: pedagogical practices and complexities in upper secondary schools of Ethiopia
Published 2023-01-01“…Moreover, the grand historical narratives and counter-narratives apparently made Ethiopia’s history turbulent and complex as such narratives are influenced by political factors. …”
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596
Modeling of Solitary Wave Interaction with Curved Face Seawalls Using Numerical Method
Published 2022-01-01“…This interaction was simulated using the Finite Volume Method-Volume of Fraction (FVM-VOF) approach. To model the turbulent free-surface flow, coupled VOF and k-ε-RNG methods were used. …”
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597
Effects of Active and Passive Control Techniques on Mach 1.5 Cavity Flow Dynamics
Published 2017-01-01“…The flow is transient, turbulent, and complicated. Pressure fluctuations inside the cavity can impede successful weapon release. …”
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598
Estimate of the Arctic Convective Boundary Layer Height from Lidar Observations: A Case Study
Published 2012-01-01“…The scope of the present study is to compare several approaches to estimate the PBL height, by using lidar observations, meteorological measurements by radio soundings, and a zero-order one-dimensional model based on a parameterization of the turbulent kinetic energy budget within the mixing layer, under the assumptions of horizontal homogeneity, and neglecting radiation and latent heat effects. …”
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599
Numerical Study on Flow and Heat Transfer Mechanisms in the Heat Exchanger Channel with V-Orifice at Various Blockage Ratios, Gap Spacing Ratios, and Flow Directions
Published 2019-01-01“…The purposes of the design are to reduce the pressure loss, increase the vortex strength, and increase the turbulent mixing of the flow. The influence of the blockage ratio and V-orifice arrangement is investigated. …”
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600
Numerical Investigation of Droplet Properties of a Liquid Jet in Supersonic Crossflow
Published 2021-01-01“…Moreover, it was also found that the modified KH-RT breakup model is applied better to turbulent inflow of a liquid jet than laminar inflow concluded from the comparisons with experimental results. …”
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