Numerical methods to solve and analyze problems that involve fluid flows. | Contact experts in Computational Fluid Dynamics to get answers
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Questions related to Computational Fluid Dynamics
I have read many research articles addressing the effect of homogeneous–heterogeneous reaction on fluid flow; all of them mentioned A and B as chemical species. Can anyone help me to understand...
01 September 2020 10,097 5 View
Hello, I would like to solve a heat balance eq using the " Heat Transfer in Fluid (HTF) " physics in a 1D line (Blue selection in image1) in 2D geometry. The problem is with 2D geometry and HTS...
27 August 2020 5,616 6 View
I have done a numerical simulation of a nanofluid in a microchannel heat sink using Al2O3-water nanofluid. In this simulation, I used a single-phase methodology since I have all the thermophysical...
24 August 2020 7,756 6 View
In OLED or multi-layer insulator, two or more polymer dielectrics/or organic materials form the interface. Usually, at the polymer-electrode interface, electric charges are injected following the...
20 August 2020 4,874 6 View
Hello Scholars, Hope all of you are well and safe, I know that the CFD is based on Novier-Stocks equations which consist of a time-dependent continuity equation for conservation of mass, three...
17 August 2020 3,408 6 View
In CFD, grid convergence study involves both spatial and temporal discretization error analysis. In curved channels, where the fluid experiences centrifugal forces, secondary flows are formed...
12 August 2020 4,766 3 View
I am currently working on a project involving shock / boundary layer interactions using experiments and CFD. I am looking for some books / papers where I can get the theoretical understanding of...
12 August 2020 2,879 3 View
The minimum fluidization velocity is 1.17 m/s and the average diameter of the particles is 2.6 mm with a sphericity factor of 0.9 I am using an Eulerian-Lagrangian approach and these are the...
03 August 2020 741 2 View
I have a question on Cp in the wind turbine. I have calculated the moment in the z-axis as my rotor also rotors along the z-axis. I got the moment values from my simulation. I applied the...
24 July 2020 5,718 4 View
Hi everyone, I am going to simulate the waterjet cutting process by running an FSI model in Abaqus, using a coupled CFD-Explicit model whereas, the CFD model consists of a multiphase steady flow....
21 July 2020 8,229 4 View
I have been trying to simulate flow through a rocket nozzle for both underexpansion and overexpansion for a steady flow using 2D planar model. The residuals converged in the case of...
17 July 2020 2,250 2 View
In air-water multiphase flow CFD simulation's it is common to use a VOF = 0.5 to track or identify the position of interface or free surface. I would like to know why this criteria is used and if...
13 July 2020 7,920 9 View
Though both the methods look similar I believe there may be differences in them. What are the disadvantages of cut-cell meshing method and why is not widely used in research in comparison with...
13 July 2020 5,785 3 View
Dear Colleagues, I am currently working on a new project which needs to be modeled by ANSYS FLUENT. As you know, there are many sources including tutorials, online courses, books, etc. However, I...
12 July 2020 2,491 10 View
Hello, I am simulating gas flow from a high-pressure (700 bar) to a low-pressure container as shown in the attached figure. The red curve shows the pressure curve obtained from the testing, while...
05 July 2020 2,190 2 View
Hi all, I hope you all are doing well! I am wondering if the porous media coefficients will change if the working fluid changes. I have a tubular, U-shaped heat exchanger geometry where the...
02 July 2020 364 3 View
We have been numerically investigating the thermal-fluid characteristic of sCO2 laminar flowing in a 0.5 mm diameter circular microtube in upward direction. Depending on sharp density change along...
30 June 2020 5,278 2 View
Hello everyone, I want to display the magnitude and intensity of maximum shear stress (Max principal stress - Min principal stress) in Abaqus, any idea how to achieve it ? Is it possible by...
29 June 2020 5,952 0 View
I have the following scenario. In a marine environment, an object X moves below the surface of water from point A to point B. As it moves it displaces water around it which creates ripples (or...
28 May 2020 7,933 5 View
What is the accuracy of Computational Fluid Dynamics (CFD) prediction compared to experimental results?
24 May 2020 1,193 40 View
The following equation in attached file, is the energy equation in cylindrical coordinate. I want to know the physical concept of the specified term. Thanks a lot
23 May 2020 2,180 0 View
Are there any tutorials which demonstrates the usage of C++ Linear Algebraic libraries like EIGEN ( http://eigen.tuxfamily.org/index.php?title=Main_Page ) or BLAZE (...
18 May 2020 9,728 1 View
Consider a rectangular open-channel with a width of b1. This channel joins another channel with a width of b2, where b1>b2 (e.g. b1=10 m and b2=5m). There is a transition section between these two...
14 May 2020 7,734 0 View
I had submitted a research article related to the field of mechanical engineering (CFD) on the last December, 2019 in a Scopus Indexed journal. It has been around 6 months but the journal...
12 May 2020 9,419 8 View