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RISComputation of Unsteady Viscous Marine-Propulsor Blade Flows—Part 2: Parametric Study
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this two-part paper, time-accurate solutions of the Reynolds-averaged Navier-Stokes equations are presented, which address through model problems, the response of turbulent propeller-blade boundary ...
RANS Simulation of Ducted Marine Propulsor Flow Including Subvisual Cavitation and Acoustic Modeling
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: High-fidelity Reynolds-averaged Navier Stokes (RANS) simulations are presented for the ducted marine propulsor P5206, including verification and validation (V&V) using available experimental fluid ...
Detached-Eddy Simulation of High-Reynolds-Number Beveled-Trailing-Edge Boundary Layers and Wakes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Flow over three different trailing-edge geometries is studied using incompressible detached-eddy simulation and unsteady Reynolds-averaged Navier Stokes CFD methods. Of interest is the ability of ...
Hemodynamics of an End-to-Side Anastomotic Graft for a Pulsatile Pediatric Ventricular Assist Device
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Numerical simulations are performed to investigate the flow within the end-to-side proximal anastomosis of a pulsatile pediatric ventricular assist device (PVAD) to an aorta. The anastomotic model ...
Numerical Study of Blood Flow at the End-to-Side Anastomosis of a Left Ventricular Assist Device for Adult Patients
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We use an implicit large eddy simulation (ILES) method based on a finite volume approach to capture the turbulence in the anastomoses of a left ventricular assist device (LVAD) to the aorta. ...
Computational Study of the Wake and Contaminant Transport of a Walking Human
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The unsteady aerodynamic wake of a human is studied using a time-accurate computational fluid dynamics simulation. Transport of a scalar contaminant, which originates on the body, is also ...
Assessment of DES Models for Separated Flow From a Hump in a Turbulent Boundary Layer
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Separated flow past a hump in a turbulent boundary layer is studied numerically using detached-eddy simulation (DES), zonal detached-eddy simulation (ZDES), delayed detached-eddy simulation (DDES), ...
Validation of a CFD Methodology for Positive Displacement LVAD Analysis Using PIV Data
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Computational fluid dynamics (CFD) is used to asses the hydrodynamic performance of a positive displacement left ventricular assist device. The computational model uses implicit large eddy simulation ...
Development and Verification of a High-Fidelity Computational Fluid Dynamics Model of Canine Nasal Airflow
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The canine nasal cavity contains a complex airway labyrinth, dedicated to respiratory air conditioning, filtering of inspired contaminants, and olfaction. The small and contorted anatomical structure ...
Comprehensive Approach to Verification and Validation of CFD Simulations—Part 2: Application for Rans Simulation of a Cargo/Container Ship
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Part 2 of this two-part paper provides an example case study following the recently developed comprehensive verification and validation approach presented in Part 1. The case study is for a ...