Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

How much pressure we can reduce at the outlet to avoid Reverse Flow?

I am simulating Heat Exchanger. I have tried and tested all the methods to resolve this issue from the internet like refining mesh, improving skewness and orthogonal quality ,extending outlet to...

01 March 2021 6,985 3 View

Does anyone know to clarify these changes?

01 March 2021 1,290 2 View

What is recommended for solid domain in ANSYS FLUENT?

Should I mesh the solid domain ? or should I use wall thickness? or Shell conduction? for Heat Transfer between two fluids of a Heat Exchanger. what is recommended?

01 March 2021 9,785 3 View

Can Virtual Servers (remote dekstop manager) run heavy ANSYS Fluent CFD simulation ?

I have a virtual machine. My host Pc specs are not that good thats why i went for virtual servers. so basically my host pc has 8gb of ram with nvidia quadro k2200 4Gb DDR5 GPU ,processor intel...

01 March 2021 8,415 1 View

What is the difference between PBE and PBEsol functional?

Hello, I am a 3rd year chemistry student and I'm writing my project report on computational chemistry. does anyone know how PBEsol improves upon the PBE functional? Thanks in advance

19 February 2021 7,068 4 View

Can someone help me with this error that I am getting while estimating a VAR model in R?

I am using annual time series data to estimate a VAR model in R. However, when I run the command to find the optimal lag length, I get the following error: Fehler in VARselect(data, lag.max = 10,...

18 February 2021 9,647 3 View

In your experience what is the difference between G.652D and G.655D optical fiber. In field and in lab?

In our current era there is a big confusion about the usage of G.652 and G.655 optical fiber cable. Theoretically G.655 is much better than G.652 but the operator feel that G.652 is giving almost...

11 February 2021 4,006 8 View

How many dilutions are good enough for TCOD50 of SARS-CoV-2?

I started with 10e-1 till 10e-10. But when I searched for online calculator they mostly consider 5 dilutions. Is there a reason behind it or I should make less dilutions?

11 February 2021 5,839 3 View

Protocol for bacterial samples preparation for Scanning Electron Microscopy ?

I want to prepare bacterial samples to observe the bacterial cell lysis by bacteriophage protein (endolysin) through scanning electron microscopy. Please, anyone can share the protocol of...

01 February 2021 1,173 3 View

No title

When I research the ransomware detection with adversarial examples, I extracted the dataset from the strings based on cuckoo dynamic analysis. Those datasets are based on the count of each string....

08 February 2021 7,049 3 View

What will the voltage-current characteristic of a PV string be like with each module getting different irradiance?

Suppose, in a photovoltaic string with multiple modules (assume 10), all connected in series, each module is getting different values of irradiance uniformly throughout the module surface. Each...

02 November 2020 3,826 2 View

What is the error in the following Java code?

The following Java code has a run time error: package A; public class Student { Student Osama = new Student(); public static void main(String[] Nidhal) { Student Wasfi = new...

25 October 2020 6,038 11 View

How can I clear up SPSS warning that is a result of missing values encountered when converting from Numeric to String to Numeric?

Hi SPSS Users, I've been struggling for a few days with my perfectionist personality and a warning code. What I have done works, but it triggers warnings that I'd like to get rid of if I...

04 October 2020 7,586 3 View

Why it is showing Found a string as output in NBO calculation.?

Hi I was doing NBO calculation using GEN basis in gaussian. I got an error like Wanted an integer as input. Found a string as input. NI...

18 September 2020 7,455 2 View

How do you deal with data for the 'other - please specify' category of a survey question that has been recorded as a separate variable in spss?

Hi, I have a question in my survey asking about race/ethnicity. The respondents can choose either from one of the given options or select 'other' and type in their answer. The data for this...

26 July 2020 7,883 4 View

Which open source tools are suitable for proteome analysis?

I am looking for an open source tool to analyse proteomics. I have used STRING database so far. I want to compare to different data sets (two different conditions) and visualize differences in the...

15 July 2020 2,252 7 View

Help regarding building PPI using STRING database for RNA-Seq database?

Hi all, I am trying to use STRING database to analyze the DEGs I identified in RNA-Seq from PMNs of WT vs KO mice after infection with S. pneumoniae. My understanding is that I can use this...

24 April 2020 8,467 1 View

How to convert SMILES into SDF or PDB format?

In openbabel, I have to upload a SMILES file (with extension. smi). I don't know how to save SMILES string (e.g.: C12C3C4C1C5C4C3C25) into SMILES file in my computer. I have tried in cactus...

02 April 2020 1,280 5 View

Any reading recommendations on 1D CNN for sequence classification?

Most of the available material addresses 2D Convolutional Neural Networks for classifying images or 1D for text. I am looking for content for consultation on the use of CNN for classifying...

01 February 2020 10,014 4 View