Hi everyone,
In my country we have alot of new projects(substations) that have SAS in their designs.
Like many others I was supprised who will extend his responsibilties to be SAS engineer.
SAS as you know is mostly communication(f.o) ,Industrial servers, and IED's (numerical relays)!
and the...
Hi,
For the phenomena "out of step" or unstable power swing what shall be used in protection?
1- Just blocking the distance relay as stable power swing?
2- Tripping lines to protect generator?
3- If tripping is required to protect the system. What exactly is needed in the system study? R/X...
hi all ,
I found during my commissioning work in substation that
Interposong CT used with an Ameter has the following class
0.5FS2( Burden 5 VA) but the required one as per drawing is 0.5FS5 with burden 2 VA. they match in other ch's
Ratio 1/1 , Rct = 1.3 ohm etc.contractor engineer told me...
long time ago, I have learnd that shunt capacitor bank is
used to support system voltage and produces VAR's. and
now i started reading about Static VAR compensator
which almost have the same purpose of use in application
side.
kindly please explain breivly the difference between
them from...
