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What is the use of PLC systems in electrical engineering?

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Question added by Mohammed Abdul Aziz , Lighting Application Specialist , Al tayer engineering LLC
Date Posted: 2015/03/06
Shahrukh Aman Abdullah
by Shahrukh Aman Abdullah , Estimator , Elames Lighting

PLC systems in Electrical Engineering is used for Power Systems Automation like automatic set and resetting of Relays,Alarm generation depending upon program logic used in it.In a centralized power system SCADA supervises lagre number of relays.

Hasan Zainy
by Hasan Zainy , Control / Instrumentation Filed Service Engineer , GE

Nice answer by Aman. These what I have in mind now On other hand generator protection use plc to protect the generator and control the sync with the grid Also control variable speed motor Smart grid system use control system

Raheel Rehman
by Raheel Rehman , Civil Engineer , Mosasa Zaid Alshahri

PLC stands for Programmable Logic controller, these are usually programmable, like the auto locks we usually see in the banks, but in electrical engineering we use relays and most commonly use of relay, we can say this is PLC system. Now we need to see where we are using relay system, this is mostly used in factories and industries.

 

It is used in Electronic Engineering.

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