How to test PSS/E Raw and Seq files for versions 29 and 30?

Dear Colleagues, I develop a software that export and import Raw and Seq files of the PSS/E. I would like to get some help for testing these files with someone that uses PSS/E for Load Flow and...

25 August 2020 7,104 1 View

Adequate overall psychometric properties?

I have evaluated the structure of a 14-item instrument (n=497) getting the following goodness of fit results (ULS estimator, polychoric correlations): X2 (df) = 201.881(76), p

06 June 2020 4,254 2 View

In Abaqus, how do I "tie" a reference point to a random position in a deformable surface, so that the ref. point moves due to the deformation?

I want to place some sensors on a 2D sample, but if possible, I want to avoid using partitions (to avoid increasing my mesh complexity, as my system is a bit slow). Also, I don't want to create...

16 May 2020 8,264 9 View

Does anyone have reliable information to prepare a noninferiority trial?

Dear all, as you may know, in many clinical trials it is often not ethically acceptable to include a control group with no treatment. One option is to use a wait-list, but in many cases we end up...

18 February 2020 2,914 3 View

Is there any culture media, where one could mimic the infection conditions of S. aureus?

At our lab, we frequently grow Staphylococcus aureus using TSB or Chemically Defined Media. The latter gives us some control on the conditions we want to impose to the organism, but I was...

05 August 2019 1,787 5 View

What kind of filter can be used for aqueous samples for GPC?

I want to analize a sample of water soluble polymer but i want to know the type of filter can be used for my sample

06 July 2019 1,186 3 View

What kind of filter can be used for aqueous samples for GPC?

I want to analize a sample of water soluble polymer but i want to know the type of filter can be used for my sample

30 June 2019 8,194 2 View

How to choose emg signal processing?

I have used two methods to process the same electromyography signal and calculate the maximum amplitude of it (RMS vs smoothing). However, I do not know which of them is the most appropriate,...

12 March 2019 9,524 4 View

Why do I have stop codons after the end of my primer?

22 January 2019 8,021 3 View

No title

12 December 2018 1,267 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

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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

Which is suitable for use with Python? MySQL or SQL Server?

Which is suitable for use with Python? MySQL or SQL Server? What is your suggestion?

01 March 2021 3,422 3 View