Shah Fahad

11 Questions 82 Answers 0 Followers

Questions related from Shah Fahad

How to evaluate the transient time response of a system through mathematical procedures ?

Dear Esteemed Researchers, I have a mathematical model of a Plant. I want to implement two different controllers and see the response of system in tracking a specific reference. I would like to...

22 March 2021 4,719 7 View

Why Resistance of a three phase line cannot be calculated directly from the available power and voltage measurements (i.e. R=V^2/P) ?

Dear Researchers, Grid impedance measurements/estimation techniques have been used to find the value of resistance and reactance of a three phase line. I would like to know the technical reason,...

17 April 2020 2,811 13 View

What is the advantage of a VSG control of an inverter over Real & Reactive power (PQ) control ?

What is the difference between a Real & Reactive power control of an inverter and a VSG control of an inverter. How do you think a vsg control is better than a simple P&Q control of an...

15 September 2019 2,520 3 View

What is the technical difference between grid forming and grid supporting inverters ?

I want to understand the basic difference between these two converters. Also, how is a grid forming converter supposed to improve the voltage quality of the grid as it requires the voltage...

06 May 2019 4,629 40 View

How to decide what reference is the output of the PI controller?

Dear Researchers, I have a simple (but rather confusing for me) question to ask. What are the rules to decide the output reference of a PI controller. For example if i am regulating frequency...

05 April 2019 2,894 12 View

Is Grid Connected Virtual Synchronous Generator Operation (on No load) having main source of energy as a DC Battery, supposed to follow droop control?

Dear Researchers, I would like to have a discussion regarding No load operation of VSG connected to grid. The main source of energy is a simple DC source. My question is, Is VSG supposed to track...

07 March 2019 941 6 View

I am invited to review a paper. It is my first time. Should i accept ?

I have been invited to review a paper for a journal. I have no experience being a reviewer. I would like to do it but i want to know if it is worth the hard work for my career or not. If you...

08 January 2019 5,002 31 View

Is non-linear control systems in Renewable Energy practically implemented some where ?

I am working in the area of Renewable Energy Control (Solar & Wind). I havn't yet started Phd but i am planning to start. Since Phd is a way bigger step for everyone's life so i want to be...

31 May 2018 9,071 3 View

Implementing Fuzzy Logic Control for DC Link Voltage Regulation of a Two Stage Grid Tied PV Inverter ?

Previously i have worked on Backstepping control for Two Stage Grid connected PV Inverter in which i used PI controller for DC-Link Voltage as can be seen in attached picture. Now I want to...

15 May 2018 1,072 9 View

Any latest Phd topics for renewable energy control (Solar or wind)?

I am going to write a proposal for my Phd. I have been studying some research papers and i have developed some ideas. But i want to make sure that i have gone through all the choices. Kindly...

18 January 2018 5,795 10 View

How to analyze the convergence speed of a system that has a MIMO plant and the optimal H_inf controller to minimize the closed loop norm ?

I have designed an aggregated plant (P) which is a MIMO system. I have designed an optimal controller (H_inf) that optimally minimized the norm of the closed-loop system. I would like to analyze...

01 January 1970 449 2 View