Is it possible to add a source term to the momentum equation in ANSYS CFX?

I want to add a source term as a body force to the momentum equation in Ansys CFX for modeling the VGs and I don't know how do it !!

21 February 2021 2,971 4 View

Is there any publication about the effect of basketball and volleyball on body height?

Many people believe that some stretching sports with vertical jump such as basketball and volleyball can increase the body height. On the other hand, others do not agree with this argument. The...

02 February 2021 281 6 View

What aspects of communication skill improves significantly regarding to the Autism Spectrum Disorder using PECS?

Children with ASD need a clear and effective way to communicate to reduce frustration and replace challenging or unacceptable behaviours (Beukelman and Mirenda, 1998; Webb, 2000). Augmentative and...

19 January 2021 1,160 3 View

Hi, I have a question about the calculated band structure for 2Dmaterials?

please help me to choose the best source and theoretically calculate band structure for 2Dmaterials( graphene, MoS2,...)? thanks a lot.

12 January 2021 2,748 3 View

How to save data files with .dat format instead of .dat.h5 format in transient simulation by ANSYS Fluent autosave option?

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....

11 January 2021 3,033 3 View

2) How can online learning be enhanced in the context of Covid-19 disease?

Although online education is a good alternative to the face-to-face education system in critical situations such as the current situation, but due to the sudden occurrence and rapid spread of the...

11 January 2021 3,734 4 View

Is it possible to introduce a 2D axis-symmetric model in COMSOL Multiphysics to solve electromagnetic waves?

Hello dear researchers. I want to solve a cylindrical waveguide, lick an ordinary standard optical fiber. I am familiar enough with the 2D-axis-symmetric model, but as I knew from the equations...

11 January 2021 6,663 6 View

How to read an HPLC report?

I have four HPLC graphs (for methyl ethyl ketone (MEK) and sulfuric acid and little organic monomers) and I want to analyze them. Is there anyone who can help me with this?

23 December 2020 6,180 3 View

How to select negative values in row?(at least two negative values & more together) in Rstudio?

hello my dear friends i have a time series includes 324 month (SPI values) i wanted to extract and select them like this picture in R studio, i don't have any idea which package or command to use...

20 November 2020 916 4 View

Effect of anesthetics drugs on coronavirus patients?

What is the reason for the ineffective or insignificant effect of Neuromuscular relaxants such as Atracurium and anesthetics such as Ketamine on patients with Coronavirus hospitalized in the...

22 September 2020 5,734 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

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

How to analyze a particular region of my simulation box in GROMACS?

Hi, I am using GROMACS 5.1.4 to simulate water in contact with a surface. I am only interested to calculate some properties of water near the surface. Let's say at a distance of x nm from the...

03 March 2021 9,989 2 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

How to get onecolumn document from standard IEEE ACCESS LateX template?

I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...

02 March 2021 1,830 3 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

How can the modification of garden soil cause global warming?

Hello, I am working on a soil project and I found a primary research article that tests how the modification of agricultural soil can cause global warming, using a thermal collector, however I...

02 March 2021 7,161 3 View