Please help me with this question?

In a heat exchanger, the cold stream is a corrosive material and it flows through the tube side. The shell side fluid is at a higher pressure than the tube side_ Recently one of the tubes in the...

01 December 2020 2,860 6 View

Help for data analysis?

I am working with raster data for ANN, i have converted rasters to numaric and then test train that numerical data and get very Good accuracy. now i need to convert my train data into raster using...

14 November 2020 9,902 2 View

Please share your ideas and research for future PhD candidates in Meteorology research direction?

Hello Respected Researchers, I'm Looking forward to the ressearch community to share ideas and research work for future PhD candidates in Meteorology Direction related to Hydro Meteorology, remote...

22 June 2020 3,475 16 View

Share your ideas for future PhD candidates in Environmenal Sciences research direction?

Hello Respected Researchers, I'm Looking forward to the ressearch community to share ideas and research work for future PhD candidates in Environmenal Research Direction related to remote sensing,...

21 June 2020 1,539 28 View

Why I am observing a voltage drop from 2.4 to O V while discharging Lithium Sulfur battery?

I made a Lithium sulfur cell, with Sulfur/Carbon cathode and Lithium metal anode using 100 uL of electrolyte (0.6 M LiNO3 and 0.4 M LiTFSI in DME:DOL). I am using a Biologic VSP 300 battery cycler...

27 May 2020 1,232 5 View

Can anyone please suggest me a free software for developing Forest Plots for meta-analysis?

Currently, I am using STATA 13 but the graphical output is not as good as presented in papers (meta-analysis) published in some reputable journals.

28 April 2020 7,979 5 View

Any useful softwares for applying neural networks in power systems?

Any useful software for applying neural networks in power systems? I know MATLAB has a NN toolbox but besides that, is there any other useful software available?

20 April 2020 9,663 16 View

Any suggestions on where to begin learning neural networks for beginners?

Any suggestions on where to begin learning neural networks for beginners? Some advice on useful resources , books, papers, etc will be appreciated. Thanks

18 April 2020 8,153 13 View

Any suitable index for describing power system frequency stability under a three phase fault?

Any suitable index for describing power system frequency stability under a three phase fault?

01 April 2020 9,204 12 View

What is DPL command to find maximum value in a graph drawn in Digsilent Power Factory?

what is DPL command to find maximum value in a graph drawn in Digsilent Power Factory?

28 March 2020 5,674 3 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

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

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

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View