Open-stator-winding DFIG?

Respected Research Fellows I hope everyone will be fine I need your help regarding the modeling of Open winding DFIG in MATLAB/SIMULINK, if anyone kindly provide me with some guidelines or...

09 October 2018 1,648 0 View

Poles or eigenvalues of Transfer Matrix?

Hope all will be good I have transfer matrix of the form G=(1/s^2+3s+5)*[s s-1 s+2] row1 [0 0 0]row2 How i will find the Poles or eigenvalues of this?

10 November 2017 3,998 0 View

How to change the direction of output of voltage Source Inverter (VSI)

I have designed VSI in SIMULINK for grid connected operation of DFIG ,but the Output voltage of VSI is similar to stator voltage,and i want the flow from VSI toward the DFIG ,not from DFIG stator...

07 August 2017 6,796 2 View

How to know about the S-function of DFIG?

In Simulink library we have asynchronous generator ,i want to know about the S-Function of the this generator. How can i find it

07 August 2017 6,913 5 View

Can i find some basic ideas about asynchronous generator ?

06 July 2017 8,569 4 View

What should be the rating of voltage source converter (VSC) in grid connected operations?

05 June 2017 246 2 View

I want to model open winding DFIG in MATLAB/SIMULINK,The neutral point of the stator winding is open?

03 April 2017 9,374 0 View

Is there any circuit for calculation of external resistance of cow bar circuit for grid connected double fed induction generator?

I need circuit diagam

11 December 2016 2,350 4 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

What element is driving the different slop in the low frequency tail?

My study consists simple corrosion inhibitors in salty brine. Right now I just fit my circuit with randles with CPE. Just wondering how the slop can given more info of the experiment. Or any...

01 March 2021 6,474 3 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

How to design a boost converter for a mppt controller?

I have a doubt on how to select the inductor and capacitor value when I want to implement MPPT controller. This is because we always take a maximum output voltage and current but in this case, we...

28 February 2021 3,637 2 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

High aspect ratio hexahedral mesh optimization solver?

I am interested in evaluating mesh optimization solvers that converge to high aspect ratio unstructured hexahedral grids. In other words, I am interested in a solver that optimizes warpage,...

26 February 2021 7,279 2 View

How long does it take to get a modeller(for homology modelling) license?

I submitted my e-mail address on modeller website to get a license. The problem is that, the site cannot process my school e-mail (ewhain.net). I submitted my Lab website and school name so that...

25 February 2021 9,054 3 View

Anyone with some Transgenomic Wavemaker software? Seeking help from the chromatography community?

I am trying to seek out some Transgenomic Wavemaker software (happy to purchase a computer too) to operate a fraction collector. The only way to connect to the fraction collector so far is to...

23 February 2021 9,181 1 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View