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Questions related from Sagar Modi
I am simulating three phase inverter connected to grid through three phase transformer using MATLAB. How to calculate parameters shown in attached image for a given rating? Ratings: 480V /480V...
13 March 2017 9,331 5 View
I am simulating two level three phase inverter in MATLAB and line currents are affected by the split capacitor value.Is there any method to find value of split capacitor ? Thank you in advance.
04 February 2017 4,826 2 View
sliding mode angle is shifted with respect to sensored angle due to first order low pass filter.I have introduced the compensation that is (atan(w/wc) however still it is not sync with the...
26 July 2016 5,795 3 View
I am implementing speed control of PMSM using sliding mode observer method. I have following questions. a) How to decide sliding mode gain ? b) How to decide cutoff frequency and gain of low pass...
06 July 2016 2,192 1 View
Consider battery bank is connected to grid through bidirectional dc dc converter and three phase inverter. The energy storage capacitor is connected in between dc dc converter and three phase...
01 April 2016 3,358 2 View
Do we add Vd term and decoupling term (Id*wL) directly to the output of PI controller or scale down to certain value? Please refer the attached diagram
03 December 2015 1,317 4 View
I am simulating three phase grid ties inverter and the filter capacitors are connected in star connection. The neutral point of filter cap is connected to the the mid point of split cap. My...
17 November 2015 8,600 9 View
I am simulating three phase grid tied inverter and my ac side voltage is 480VLL rms. How to set modulation index? What kind of modulation do we deal with; frequency modulation index or magnitude...
11 November 2015 9,029 2 View
How to design PI controller when three phase AC current reference waveform generated (reference) and compared them to the actual current waveform at the output of inverter and fed at the input...
06 November 2015 1,848 4 View
How to calculate reactive power consumption by star connected capacitor bank at the output of three phase inverter? Is it 3*V^2/Xc ? what should I take V as line voltage or phase voltage?
03 November 2015 3,751 9 View
I am making a simulink model for three phase grid tied inverter. I have a few questions. Can you help me out? -At the summing point (Id-Iq*wl*Vd) and (Iq+Id*wl*Vq) I am getting very high value...
23 October 2015 4,924 3 View
I want to simulate three phase grid tied inverter and i need transfer function of three phase inverter so that i can find kp and ki parameters to control output of inverter using siso tool.
08 October 2015 1,866 10 View
I am trying to simulate interleaved dc dc boost converter in simulink and I am currently working on feedback part. I have designed the type 3 compensator for voltage feedback.After deriving...
21 September 2015 6,750 4 View
