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Keywords: CFD
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Journal Articles
Article Type: Research-Article
J. Fluids Eng. February 2023, 145(2): 021501.
Paper No: FE-22-1194
Published Online: November 1, 2022
..., the regularization-based machine learning model is trained on a subset of the considered reduced frequency range and a subset of the NACA00 series airfoils. The model predictions are in good agreement with the computational fluid dynamics (CFD) results, in the reduced frequency range for the selected test NACA00...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2022, 144(11): 111209.
Paper No: FE-22-1172
Published Online: July 7, 2022
... 28 03 2022 16 06 2022 07 07 2022 vehicle aerodynamics wheels tyres tread patterns wind tunnel CFD Energimyndigheten 10.13039/501100004527 P49114-1 Fig. 14 Total pressure coefficient in the planes at the front wheel for the different tyres...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2022, 144(11): 111205.
Paper No: FE-22-1087
Published Online: June 28, 2022
... angle ( α ) and parameterized from 45 deg to 90 deg. Computational fluid dynamics (CFD) is used to simulate a 1/8th truck model called ground transportation system (GTS) at a Reynolds number (Re) of 1.6 × 10 6 and yaw angles ( Ψ ) = 2.5 deg–14 deg. At α = 90 deg, the rolling moment (Cr) and side force...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. June 2022, 144(6): 061112.
Paper No: FE-22-1005
Published Online: March 31, 2022
... Corresponding author. e-mail:  sasherif@ufl.edu 04 01 2022 04 03 2022 31 03 2022 atmospheric icing ice accretion airfoil heat transfer dynamic mesh CFD Office of Energy Efficiency and Renewable Energy 10.13039/100006134 DEEE0007707 Atmospheric icing...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. March 2022, 144(3): 031204.
Paper No: FE-20-1779
Published Online: September 27, 2021
... is computationally determined. Along with these predictions, the aerodynamic damping of the vanes is calculated to predict flutter conditions at the same three operating points. To achieve this, steady computational fluid dynamics (CFD) calculations are done to acquire the aerodynamic pressure loading on the vanes...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2022, 144(1): 011205.
Paper No: FE-21-1143
Published Online: July 30, 2021
... can be used to measure bio-inspired 3D wing flow characteristics, including the influence of complex corrugations on aerodynamic performance. These findings contribute to the advancement of knowledge required for designing an optimized bio-inspired micro-air vehicle. CFD corrugated wing dragonfly...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2021, 143(11): 111206.
Paper No: FE-21-1063
Published Online: July 2, 2021
... (CFD) model is created for a tire with contact patch. To generate mesh efficiently, a hybrid mesh, which combines hex elements and polyhedral elements, is used. Then, three modeling approaches (rotating wall, multiple reference frame, and sliding mesh) are compared for the modeling of tire rotation...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. March 2021, 143(3): 031302.
Paper No: FE-20-1269
Published Online: November 20, 2020
.../3.8284 [23] Dhiman , M. , Gupta , R. , and Reddy , K. A. , 2020 , “ Lift Forces on Stick and Janus Spheres in a Channel ,” Theor. Comput. Fluid Dyn., ePub. Janus particle square channel drag coefficient CFD off-center Janus spheres are typically...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. October 2020, 142(10): 101202.
Paper No: FE-19-1721
Published Online: June 26, 2020
... and cornering force scenarios. e-mail:  nazari@vt.edu e-mail:  luchen90@vt.edu e-mail:  fbattagl@buffalo.edu e-mail:  jbferris@vt.edu e-mail:  gflintsch@vtti.vt.edu e-mail:  staheri@vt.edu 06 10 2019 19 04 2020 26 06 2020 fluid–structure interaction CFD tire...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. July 2020, 142(7): 071207.
Paper No: FE-19-1718
Published Online: March 27, 2020
... is to analyze the turbulent characteristics around specially designed three-dimensional (3D) breakwaters, and its impact on sediment deposition under coastal wave actions. Both computational fluid dynamics (CFD) simulations and experimental measurements were conducted. In order to validate the CFD models used...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. July 2020, 142(7): 071201.
Paper No: FE-19-1689
Published Online: March 9, 2020
... arrangement is found to be negligible. The absolute value of the heat absorption by the superheater tubes increases with an increase in the value of the Reynolds number. e-mail:  ksahu@iith.ac.in 24 09 2019 24 01 2020 09 03 2020 CFD supercritical boiler real gas EOS manifold...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. May 2020, 142(5): 051401.
Paper No: FE-19-1429
Published Online: February 4, 2020
... dynamics (CFD) simulations while the later solves the complex optimization problem at a high convergence rate through decomposing them into some readily solved parallel subproblems. By means of the developed optimization method, the impeller and exducer blade geometries and their axial gap...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. October 2019, 141(10): 101105.
Paper No: FE-18-1451
Published Online: May 8, 2019
...Wenguang Li An experimental vortex pump with a specific speed of 76 is investigated to get its performance and flow structure under noncavitation and cavitation conditions when the pump operates as turbine in the reverse direction by using computational fluid dynamics (CFD) method. A method...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. May 2019, 141(5): 051107.
Paper No: FE-18-1330
Published Online: November 16, 2018
... May 8, 2018; final manuscript received September 24, 2018; published online November 16, 2018. Assoc. Editor: Riccardo Mereu. 08 05 2018 24 09 2018 well turbine biplane guide vane OWC CFD Oscillating water column (OWC) has been a popular and extensively studied device...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. October 2014, 136(10): 101201.
Paper No: FE-12-1296
Published Online: July 24, 2014
... viscometer slip flow CFD analytical solution Applying slip flow boundary conditions as solid-fluid interface, the two unknown constants, T and c 2 , can be evaluated. At the cylindrical plate surface, where θ = π/2, (12) v φ ( π 2 ) = - β ∂ v φ ∂ θ...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. August 2014, 136(8): 081304.
Paper No: FE-13-1195
Published Online: June 2, 2014
... process is an important step to improve the impeller design, and to avoid or minimize the rise of extraordinary maintenance. While mechanical damages are well documented and studied, little information can be found on cavitation in Pelton turbines. In this paper, a CFD model was applied to study...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. August 2014, 136(8): 081102.
Paper No: FE-13-1581
Published Online: May 12, 2014
... a multistaged Tesla valve (MSTV)—have not been well documented in the open literature. Therefore, using high-performance computing (HPC) and three-dimensional (3D) computational fluid dynamics (CFD), the effectiveness of an MSTV using Tesla valves with preoptimized designs was quantified in terms of diodicity...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. July 2014, 136(7): 074501.
Paper No: FE-13-1409
Published Online: May 6, 2014
... was evaluated numerically by using a CFD code. The “sudden-rising head effect” is confirmed to exist at a higher viscosity and a certain large surface roughness. The viscosity and roughness, which make a transition of boundary layer flow pattern in both the impeller and volute to the hydraulically smooth regime...
Journal Articles
Article Type: Special Section Articles
J. Fluids Eng. April 2014, 136(4): 040901.
Paper No: FE-12-1658
Published Online: February 28, 2014
... results up to the occurrence of separation. After that point, neither computational approach provided satisfactory solutions. unsteady flows high Reynolds number high angle of attack turbulence CFD immersed-boundary method The immersed-boundary (IB) method is an approach for solving...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. January 2014, 136(1): 014501.
Paper No: FE-13-1312
Published Online: October 15, 2013
... generation, and CFD analyses. Fig. 5 Pump–turbine optimization work flow chart Since four energy performance parameters were used as the objective functions, four CFD calculations were used for each design configuration. The calculations were reduced by using an orthogonal DOE model...