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High-Temperature Performance of Lining Concrete for Subsea Tunnel
Publisher: American Society of Civil Engineers
Abstract: To study the physical and mechanical properties of tunnel lining concrete under high-temperature combustion, concrete specimens were developed by consulting the concrete proportioning in Xiangan subsea tunnel lining. After ...
Data-Guided Low-Reynolds-Number Corrections for Two-Equation Models
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The baseline Launder–Spalding k−ε model cannot be integrated to the wall. This paper seeks to incorporate the entire law of the wall into the model while preserving the original k−ε framework structure. Our approach involves ...
Buckling of Restrained Columns with Shear Deformation and Axial Shortening
Publisher: American Society of Civil Engineers
Abstract: There are two well‐known approaches proposed for incorporating shear deformation in the analysis of column buckling. Engesser's approach assumes that the shear component acts perpendicularly to the total slope while Haringx's ...
Data-Driven Dynamical System Models of Roughness-Induced Secondary Flows in Thermally Stratified Turbulent Boundary Layers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The goal of this work is to investigate the feasibility of constructing data-driven dynamical system models of roughness-induced secondary flows in thermally stratified turbulent boundary layers. Considering the case of a ...
Large Eddy Simulation of Separated Flows on Unconventionally Coarse Grids1
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We examine and benchmark the emerging idea of applying the large eddy simulation (LES) formalism to unconventionally coarse grids where Reynolds-averaged Navier–Stokes (RANS) would be considered more appropriate at first ...
An Investigation of LES Wall Modeling for Rayleigh–Bénard Convection via Interpretable and Physics-Aware Feedforward Neural Networks with DNS
Publisher: American Meteorological Society
Three-Dimensional Numerical Simulations of Vortex-Induced Vibrations of a Circular Cylinder in Oscillatory Flow
Publisher: American Society of Civil Engineers
Quantifying the Contribution of Urbanization to Summer Extreme High-Temperature Events in the Beijing–Tianjin–Hebei Urban Agglomeration
Publisher: American Meteorological Society
Abstract: Determining the contribution of urbanization to extreme high-temperature events is essential to the coordinated development of Beijing, Tianjin, and Hebei (BTH). Based on the dynamic data of land-use change in every 5 ...
Aerodynamic Functional Diagnostics Based on Angular Momentum Transport Lines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In analogy with the classical concept of mass-flux-based streamlines, we define angular momentum transport (AMT) lines as an aerodynamic functional diagnostic tool. The AMT lines are the ones whose tangents are given by ...
Full Stage Axial Compressor Performance Modeling Incorporating the Effects of Blade Damage Due to Particle Ingestion
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The damage due to particulate matter ingestion by propulsion gas turbine engines can be significant, impacting the operability and performance of plant components. Here, we focus on the axial compressor whose blades become ...