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Line 11: The SP-PV error is used to exert control on a process so that the value of PV equals the value of the SP. A classic use of this is in the [[PID controller]]. ==References== {{reflist\|refs= <ref name=Ashby> {{cite book \|title=Introduction to cybernetics \|chapter=Chapter 12: The error-controlled regulator \|author=W. Ross Ashby \|url=http://pcp.vub.ac.be/books/IntroCyb.pdf \|pages=219–243 \|year=1957 \|publisher=Chapman & Hall Ltd.; Internet (1999)}} </ref> <ref name=Bequette> {{cite book \|author=B. Wayne Bequette \| title = Process Control: Modeling, Design, and Simulation \| publisher =Prentice Hall Professional \| year= 2003 \| page = 5 \|url=https://books.google.com/books?id=PdjHYm5e9d4C&pg=PA5 \|isbn = 9780133536409 }} </ref> }} {{DEFAULTSORT:Process Variable}}

Process variable: Difference between revisions