difference between pid controller and compensator

greenspun.com : LUSENET : PID Controller Tuning : One Thread

what are the basic differences between a pid controller and compensator?when we will use compensator and when pid controller?

-- prithwiraj das (prithwiraj_13dec@rediffmail.com), May 29, 2003


hi prithwi can u tell me what is the difference between pid and compensetor. also when this two are used .i will be greatful to u if u send a mail regarding this. thanking you, ur friendly, ravi

-- ravi (ravi_kumar_naidu@yahoo.co.uk), September 16, 2003.

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