Loop Diagram Definitions

Report
Advanced Process Control
Honeywell Primer
Chapter 6 Advanced Process control
Presentation by Clifford T. Johnson, PE, Control Systems Engineer
Today
Instrumentation
ELC-213
Advanced Process Control
Advanced
Control
ELC-213
Simple Loop
Simple
Control Loop
ELC-213
Static FeedForward System
Static (simple)
Feedforword is
independent of
time and is
designed to
anticipate demand
(load) changes
Cascade
Good example of
how feedforward
can improve system
response
Feed Forward
ELC-213
Dynamic FeedForward System
Dynamic
Feedforword can
provide even
better control
Cascade
Feed Forward
ELC-213
Cascade Loop
Cascade
Feed Foreward
ELC-213
Simple Block Diagram
Simple
Block Diagram
ELC-213
Cascade Block Diagram
This is a test of how well you follow instructions.
You must complete the downloaded form EXACTLY as shown in the
book, fonts must be exact, lines must be exact, etc
Cascade
Block Diagram
ELC-213
Basic Ratio System
Ratio
Control
ELC-213
Analog Override System
Over ride
Control
ELC-213
Cascade Block Diagram
Download from resources and fill in the blocks
Don’t forget the title block
Cascade
Lab work
ELC-213
Quiz
•Why use a cascade loop?
•How Many controllers in a cascade loop?
•What allows a cascade loop to be viable?
•What does Predictive Feed forward do?
•What examples are used in Chapter 6?
Cascade
Quiz
ELC-213
Homework ASSIGNMENT Web Link
Find a Cascade control loop on the Internet. email web
page LINK only to me by Sunday
All Emails Subjects and File names must have
Subject:Your last Name-Subject-Assignment Date (AD)
Email Ex:
Lab:
Johnson-CASCADE-AD
Johnson-CASCADE.odg
You will lose 1-3 points for incorrect subject
Subjects
Assignment
ELC-213
The End
End
Instrumentation
ELC-213

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