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sauravbabu
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Engineering Fields - Electrical Engineering - New Member

Join Date: Dec 2009
Posts: 247

Isolated Mode and Islanding Mode

08/12/2011 4:26 AM

Hi,

Is there any difference between isolated mode and islanding mode on hydroelectric generating stations?

Regards,

sks
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msamad
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Join Date: Feb 2009
Location: Houston, USA
Posts: 946
Good Answers: 244
#1

Re: Isolated Mode and Islanding Mode

08/12/2011 1:14 PM

In broad sense there is no difference between 'isolated mode' and 'islanding mode'.

When a group of generators run in parallel to supply the loads without connecting the grid system, it is said that the generators are running in islanding or islanded mode - just like they are running in an isolated island. When the islanding mode refers to only one generator, it is called isolated mode. However, these two terms are used synonymously with more common use of islanding or islanded mode.

- MS

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Anonymous Poster #1
#2
In reply to #1

Re: Isolated Mode and Islanding Mode

08/12/2011 11:28 PM

I have been across papers and literatures that do not differentiate between two

eg isolated mode as well as islanding mode has single or multiple generators.

The important part is only that it is not connected to the grid.

However there are some interesting questions now- what is a grid, with how many generators interconnected we will call it a grid? and so on.

The only aspect is the theoritical infinite size of the grid. Which does not exist in the microgrid (which are islandable).
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