Rotate mesh in ANSYS?

Hello , I am trying to make a 2D airfoil simulation using ansys fluent to calculate Aerodynamic coefficients for multiple angles of Attack . the domain i build has two parts exterior and a cyrcle...

19 November 2019 6,217 6 View

Plot Y+ along the cord in OpenFoam ?

28 April 2019 4,588 2 View

The problem of rolling window regressions?

The applications of regressions and estimations on rolling windows such rolling causality and rolling VECM are very popular in the literature of economics and finance, especially in income-money...

01 April 2019 1,722 2 View

Can the predicted values be used as a sign of underfitting or overfitting?

In every statistical model, the aim is to predict the dependent variable, after obtaining the predicted values we compare it to the actual values, let's assume we are examining a non-linear...

13 February 2019 5,873 7 View

Is it normal after a co-culture values to mono-culture are almost similar?

I performed a co-culture using Kluyveromyces marxianus and Pichia stipitis and I obtained an ethanol concentration of 11.5 g/L and for the monocultures were 10.6, and 8 g/L respectfully. When I...

29 May 2018 3,652 3 View

No title

07 March 2018 1,257 3 View

Is just filtering L-Rhamnose monohydrate ; its reagent grade in 0.22 ul enough to make HPLC grade?

09 August 2017 6,812 4 View

What is the glucose ranges that can be measured using the DNS method of reducing sugars?

I used two concentrations of glucose 0-1 mg/ml and 0-25 mg ml. The problem is that the higher concentrations are similar in color and the lower concentrations a clear difference can be noticed....

08 April 2017 8,564 3 View

Why do some editors reject papers without stating the reasons for rejection?

We know that rejection of research papers is very common in academic publishing, but what really bothers the authors is rejecting their papers without stating the reasons for rejection by editors,...

01 January 1970 6,494 18 View

Pandemic in the age of satellites

The current pandemic is very particular: A real psychosis has set in because of the multifaceted, rapid means used to relay any true or false information concerning this disease and the viral...

01 January 1970 6,471 2 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

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

Why should we choose deep learning to machine learning? Why is CNN better for image classification? Can I get Typical Answer?

What Characteristics makes CNN work better?

03 March 2021 1,458 4 View

What are some of the research gaps in machine learning and artificial intelligence in africa?

i would to know some of the research gaps in the artificial intelligence field in most african countries.

03 March 2021 6,145 3 View

Anyone plz suggest relevant topic for research in image processing+Deep learning.?

I have selected brain tumor images ...but now found that already lots of research done n this topic.

03 March 2021 5,774 3 View

What are the values needed for gabor filter's parameter for cifar10 data?

Hi, I implemented a code to gabor filter cifar10 data but the images after being filtered and stacked are not clear like the original images. I think the problem is in the way I am using the...

03 March 2021 6,317 1 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View