Standard deviation error in Fluent?

Hello, I am simulating circular cylinder, i want to extract standard deviation of a Cp on a surface, I projected point over the cylinder and i report and save the file in the folder. But my...

07 August 2018 2,538 0 View

Why most of the wind engineering problems are solved by steady RANS models?

I have a question on wind flow around the building using CFD. Why the most of the people are using steady RANS (RANS) models instead of Transient (URANS and LES). The flow will be stochastic...

07 August 2018 4,585 5 View

How to make surafce points in ANSYS FLUENT USING Excel?

Hai Every one, I have a question about surface points in ANSYS FLUENT 18. I know I could input the coordinates in the surface->points option. But I have more than 200 points to monitor.it...

03 April 2018 7,832 0 View

How to write each time step of pressure coefficent in ansys fluent using %t.txt?

Hi, Every one, I am trying to write each time step of pressure coefficent uisng macros in ANSYS FLUENT in my model. After long serach and i found one document (ATTACHED) ,which mentioned like...

03 April 2018 6,153 0 View

Building simulation, I recently simulated open terrain profile using IDDES and DDES turbulence model.?

i gave my first cell height is 0.0020 accordingly with roughness measurements (0.0019) Ks< first cell height. Can i run this model in LES. ( Model height is 0.7 , width is 0.15m and Domain...

07 August 2017 3,295 3 View

How to find Cd mean and Cl rms in ANSYS fluent?

09 October 2016 9,189 2 View

How to switch IDDES ( improved delayed detached eddy simulation )in ansys fluent?

07 August 2016 7,356 0 View

How to relate the strouhal number FFT fluent to manual calculation St= FD/V?

02 March 2016 839 5 View

How to justify this coefficient of pressure (Cp) in this Building ?

02 March 2016 3,290 7 View

How to craete Atmospheric Boundary layer in ANSYS Fluent 16 ?

02 March 2016 9,403 4 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

Why can't make aluminum nitride film successfully by use sputter?

We use reactive sputtering process to make aluminum nitride film, and want to make c-axis aluminum nitride film on a silicon substrate, but the crystal orientation cannot be seen with...

03 March 2021 7,975 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View