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 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

How to operate grid connected VSI in close loop?

I have modeled grid connected inverter by using grid voltage oriented control ,everything is fine but the current is too high,where can be the fault in circuit. Can anyone guide me

04 May 2017 1,361 3 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

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

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

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

Best excel chart to compare algorithms' running time?

Hi I want to compare the running time of robotic path planning algorithms. The grid size is 8X8. I have 100 scenarios of start and goal positions.. Each scenario is run in three obstacles ratio...

22 February 2021 621 1 View

How to validate regridding results of environemental data to higher spatial resolution in R?

I am working with several continous, environmental marine datasets at varying original spatial resolutions. My aim is to regrid each dataset to one common, high resolution grid. I am currently...

22 February 2021 2,290 2 View

The Role of Town Planners in CAV Use?

Colleagues and I are about to begin a project investigating the role of town planners and local authorities in establishing the introduction of connected and autonomous vehicles (CAVs). What...

21 February 2021 2,247 3 View

Assistance in finalizing and publishing an article on human resource management in forestry?

Dear colleagues! We have prepared an article on the current status of human resources potential of municipal state forest management institutions of Kazakhstan. Since this is my first experience...

16 February 2021 8,611 3 View