Journal of Fluids Engineering: Recent submissions
Now showing items 41-60 of 8852
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Particulate Flow of a Viscous Fluid Driven by a Torsionally Oscillating Disk
(The American Society of Mechanical Engineers (ASME), 2024)A novel hydrodynamic model is used to study oscillatory flow of a particle-laden fluid driven by a torsionally oscillating disk. The present model is featured by a modified form of Navier–Stokes equations which is conceptually ... -
Design Process for Scaled Model Wind Turbines Using Field Measurements
(The American Society of Mechanical Engineers (ASME), 2025)This paper presents a method for designing wind turbine-scaled models based on field data. The scaling process requires careful consideration of the system's physical laws and similarity criteria. Scaling methods depend ... -
Study of a Cavitation Treatment in Kaplan Hydro-Turbine
(The American Society of Mechanical Engineers (ASME), 2024)This research proposes an air-injection treatment for the cavitation phenomena in the Kaplan turbine. An unsteady numerical model is created to predict the cavitating flow through a 3-in. axial hydroturbine before and after ... -
A Solution Method for the Filtered Lifting Line Theory
(The American Society of Mechanical Engineers (ASME), 2024)The filtered lifting line theory presents a continuous form of the inviscid momentum equations of flow over a lifting device, such as a wing or rotor blade, using body forces without mathematical singularities. This theory ... -
Numerical Study on the Effect of Channel Configuration on Mixture Formation of an Axial Flow Wave Rotor Combustor
(The American Society of Mechanical Engineers (ASME), 2024)Wave rotor combustor technology is a new technical means to improve the thermal efficiency of aero-engine by using unsteady flow and constant volume combustion. In this article, the influence of wave rotor combustor channel ... -
Detached Eddy Simulation of Micro-Vortex Generators Mounted on NACA 4412 Airfoil
(The American Society of Mechanical Engineers (ASME), 2025)Micro-vortex generators (MVGs) are simple vane-type devices installed on surfaces , i.e., aircraft wing and tail, to control boundary layer flow separation. They are cost-effective and require an efficient numerical method ... -
Shock Vector Control of a Double Divergent Nozzle for Futuristic Space Vehicles
(The American Society of Mechanical Engineers (ASME), 2025)Double divergent nozzles (DDNs) have been explored in the recent years to enhance the launch capabilities of space vehicles. A DDN is touted to be beneficial for launch vehicles over a single divergent nozzle (SDN) because ... -
Experimental and Numerical Study of the Flow Around Rigid and Flexible Hydrofoils for Wetted and Cavitating Flow Conditions
(The American Society of Mechanical Engineers (ASME), 2024)The hydro-elastic response of a flexible NACA 0015 hydrofoil is investigated for both wetted and cavitating flow conditions. Computational fluid dynamics (CFD) analysis are performed using a fully implicit coupling between ... -
Unified, Integral Approach to Modeling and Design of High-Pressure Pipelines: Assessment of Various Flow and Temperature Models for Supercritical Fluids
(The American Society of Mechanical Engineers (ASME), 2024)A unified one-dimensional (1D), steady-state flow and heat transfer model is presented for the pipeline transport of fluids at high pressures, including the supercritical (SC) conditions. The model includes a generalized ... -
The Influence of Vortex Flow in the Dispersed Phase on Droplet Formation Dynamics
(The American Society of Mechanical Engineers (ASME), 2025)This work explores the characteristics of a two-phase system's dispersed phase flow that interacts inside the microfluidic channel at the junction. Direct visualization and μ-particle image velocimetry measurements are ... -
An Improved Eulerian–Lagrangian Method Combined With Ductile Material Model for Cavitation Erosion Assessment
(The American Society of Mechanical Engineers (ASME), 2024)Cavitation erosion in hydraulic machinery constitutes a multifaceted, instantaneous physicochemical process resulting in material wear and decreased efficiency. This paper employs an enhanced Eulerian–Lagrangian method to ... -
Numerical Investigation of Duct Augmented Vertical Axis Wind Turbine With Cambered Airfoils
(The American Society of Mechanical Engineers (ASME), 2024)In urban settings, vertical axis wind turbines (VAWTs) have gained recognition for their ease of usage and omnidirectional wind acceptance. Their low efficiency in comparison to horizontal axis wind turbines (HAWTs) has ... -
Experimental Investigation of Biofouled Ship Control Surface Performance
(The American Society of Mechanical Engineers (ASME), 2024)Marine biofouling threatens ship safety by causing unexpected control surface performance. To explore these adverse biofouling effects, this paper presents the results of wind tunnel testing using a model-scale, low aspect ... -
Stall Inception Analysis on Axial Compressors With Different Rotor Loading Distributions Under Radial Inlet Distortions
(The American Society of Mechanical Engineers (ASME), 2024)Stability studies were conducted on a single-stage, low-speed compressor with different rotor loading-distribution designs under a uniform inlet, 10% intensity, and 20% intensity total tip pressure distortion inlet conditions ... -
Effects of Leading-Edge Blowing Control and Reduced Frequency on Airfoil Aerodynamic Performances
(The American Society of Mechanical Engineers (ASME), 2024)Airfoil leading-edge fluid-blowing control is computationally studied to improve aerodynamic efficiency. The fluid injection momentum coefficient Cμ (the ratio of injection to incoming square velocities times the slot's ... -
Numerical Study of Horizontal Launch Free Motions of Powered Natural Supercavitating Vehicles
(The American Society of Mechanical Engineers (ASME), 2025)The unique force characteristics constrain significant improvements in the motion performance of supercavitating vehicles (SCAVs). To enhance stable motion performance, understanding motion characteristics is essential. ... -
Cavitation Performance of a Pump With Independently Rotating Inducer and Impeller in Co-Rotation and Counter-Rotation Modes by Varying Rotor Speeds
(The American Society of Mechanical Engineers (ASME), 2025)Centrifugal pumps, consisting of an inducer and impeller, are used in various industries such as marine, aerospace, and nuclear. Typically, inducers and impellers in centrifugal pumps are fixed on the same shaft, having ... -
Improved Prediction of Pump Performance Through the Rotation–Curvature Correction—An Experimental and Numerical Study of a Low-Specific-Speed Helico-Axial Compression Cell in Series
(The American Society of Mechanical Engineers (ASME), 2024)Within turbomachines, turbulence production and redistribution are affected by system rotation and streamline curvature. However, the most frequently used turbulence models do not account for these effects. In the present ... -
Turbulent Flow and Wall Forces in Staggered Square Cylinder Porous Media: An Large Eddy Simulation Analysis
(The American Society of Mechanical Engineers (ASME), 2024)The wall-modeled-large eddy simulation (WMLES) technique was used to analyze turbulent flow in a porous medium composed of a staggered arrangement of square cylinders. The study focused on a porosity range of 0.3–0.8 at a ... -
Assessment of ansys-fluent Code for Computation of Two-Phase Flow Characteristics: A Comparative Study of Water–Air and Silicone Oil–Air in a Vertical Pipe
(The American Society of Mechanical Engineers (ASME), 2024)The study aimed to assess the flow characteristics of water–air and silicone oil–air in a vertical upward pipe, utilizing computational fluid dynamics (CFD) simulations with the volume of fluid (VOF) model. Structured ...