Ahmed Shaaban

5 Questions 1 Answers 0 Followers

Questions related from Ahmed Shaaban

What could cause an inverter fail to share power after being successfully synchronized with the network in an islanded microgrid?

Working on an islanded microgrid consisting of two grid-forming units fed by ideal dc sources and there is a common load. initially, only one unit is supplying the load and the other unit is...

29 December 2023 1,544 1 View

How is the centralized tertiary control designed in an AC microgrid ?

I have an AC microgrid model consisting of one grid-feeding and two grid-forming units. The control system includes droop control, secondary control, and synchronization loop for smooth connection...

29 December 2023 1,676 1 View

What are the allowable limits of voltage and frequency deviation and phase difference for the interconnection of DGs with a 50 Hz utility grid ?

I found information in IEEE STD 1547 but it is specified only for 60 Hz power systems.

13 October 2021 2,386 0 View

Can the droop control method be applied for the inverter in grid connected mode or is it used only in islanded mode ??

Assume we have a microgrid consisting of two inverters

26 September 2021 1,486 5 View

How to choose the series resonant frequency value when designing a LLC resonant converter ? What should I consider ?

I understand that the main design objective is to achieve a narrow range of switching frequency while adjusting the gain with minimum losses as much as possible but I don't know on what basis...

28 January 2018 4,116 3 View