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Questions related to FLUENT
I am trying to figure out how you'd model a pressure-activated sealant within Ansys fluent. This would be able to seal over a small crack, represented by a pressure differential, on the inside of...
13 January 2021 2,589 3 View
Hello everyone, I am using the ANSYS 2020 R2 version. I am simulating a transient setup, and I set an autosave. but the solver gives me .cas.h5 and .dat.h5 files instead .cas and .dat format....
12 January 2021 4,538 3 View
I executed simulation for a heat exchanger (shell and tube) . but i have a question that if i dont set the reference values and leave them as default values and as you know default temperature of...
11 January 2021 1,674 7 View
Basically I am simulating a heat exchanger in which a cold fluid is entering with the temperature of about 11degrees and hot fluid is entering with 33degrees. i have used the pressure outlet...
11 January 2021 6,602 6 View
Got negative results in flux reports can I get some solid answers for it, so I can reconsider on my problem, briefly can anyone describe briefly the issue that may have caused such answers? As...
09 January 2021 937 3 View
Hello, I am using ANSYS Fluent for simulating the filling stage of an injection mould. However, when comparing the results with those of specialized software, such as Moldex 3D, I found the...
08 January 2021 8,189 1 View
I'm trying to setup a simulation that tracks particles from a spray nozzle mounted under a propeller blade. I need suggestion on how to setup this simulation in fluent.
06 January 2021 4,226 2 View
Hi everyone, Happy New Year! I am carrying out a Simulation for Flow Past a Square Cylinder. I am using Ansys Fluent. I get a very low value of Cd in the simulation. The solution converges but...
04 January 2021 4,557 3 View
Hello, I went through the Fluent Theory Guide and other Ansys learning resources, however I couldn't find the answers to the following issues. Let's discuss the problem on the example of a...
02 January 2021 1,815 3 View
Users of Ansys Fluent
01 January 2021 3,083 7 View
I am modeling a hollow body with air inside.
01 January 2021 8,407 3 View
Basically I'm validating a research paper of heat exchanger with ansys fluent. when i gather the data in the experimental paper and so do some calculation for checking of nature of flow by...
31 December 2020 7,774 5 View
I am trying to simulate a vertical axis wind turbine of darrieus model and i am getting a negative torque. I have followed frame motion, relative to adjacent cell method, and solution method as...
29 December 2020 1,343 3 View
I am simulating a single flow in a 2D tube with a uniform heat flux applying on the outer surface. I found difficulties finding the Nusselt Number or in other words a correct way to obtain...
27 December 2020 4,359 7 View
I am trying to simulate carbon dioxide discharging from the pipe using ansys fluent and want pressure variation with time inside the pipe. The geometry consists 144m long pipe and 146.36mm inner...
26 December 2020 1,612 3 View
I have a 5th order polynomial of transient external wall temperature. I need to apply a transient wall temperature Boundary condition to Fluent. Please help me in applying it to apply it in fluent.
26 December 2020 1,305 10 View
Hello, this question is not as trivial as it may seem. The Laminar model in Fluent/CFX is pretty stable even when the physics are not laminar at all (internal flow, Re=20k, bifurcations/pipe...
24 December 2020 4,970 3 View
how to parametrize liquid volume for evaporation and condensation modeling in fluent
23 December 2020 1,719 2 View
Hi everyone, any insight is appreciated. I am simulating with a D/1000 [first boundary layer height] mesh the flow past a square cylinder (inside a Circular domain). For Coarser mesh, I had no...
22 December 2020 5,738 10 View
I am using a very fine mesh (D/1000). Since I cannot find an option to turn off the wall function in Fluent GUI, could you please let me know how I can turn it off? From some forum I got to know...
22 December 2020 9,422 15 View
I was able set UDF for my dynamic mesh using following UDF. It works in serial mode. Now problem is that I want to speed up my solution, so parallelization is needed. I have gone through the user...
18 December 2020 524 4 View
I am trying to model a forward flight simulation for a hexacopter system. What is the most efficient boundary condition and unbounded flow domain for this kind of simulation?
15 December 2020 8,876 4 View
how can I activate the radiator boundary condition in FLUENT? I can't see it in BC pannel Best Regards
13 December 2020 9,105 3 View
Hi, guys. Thanks for reading this question. I am modeling a reactor (steady, RANS). CH3OH and O2 go into the reactor via inlet (a jet). After reactions, species leave the computational domain...
09 December 2020 7,528 13 View