Comparison of PID Control Algorithms
From ExperTune, about differences in PID control algorithms and controllers.
Control Tutorials for Matlab
Learn how to use Matlab for the analysis and design of automatic control systems.
Controls Systems Lab Online
From the University of Tennessee at Chattanooga, various systems for online experiments. See also How it Works.
Distillation Column Control Design
Paper about designing control systems for distillation columns using steady state models. Includes an example for illustration. From Hyprotech.
Dynamic Simulation of Chemical Process...
...as a Tool to Teach "The Real Problem" of Identification and Control. A paper by Marta S. Basualdo presented at the ASEE/IEEE FIE 95 Conference.
Feedback and Temperature Control
Feedback control demonstrated at the example of an oven controlled by a PID
temperature controller. Includes an interactive simulation of the oven-controller system to experiment with.
An Introduction To Fuzzy Control Systems
From Greg Goebel, theory of operation, examples of use, and a review of implemented fuzzy control systems.
Neural Network FAQ
Find answers to frequently asked questions about Neural Networks (NN): What are NNs? Who is concerned with NNs? Free and commercial software, hardware...
NeuroBook
A short online booklet about neural computing.
Overview of Measurement Systems and Devices
Online mini-course from the ISA Training Training Institute covering the common terminology associated with measurement of processes. Free but registration required.
PID Calculator
From CICS Automation, free Excel spreadsheet for calculating PID controller parameters depending on the process characteristics (lag, lag+dead-time, integrating) and process parameters (gain, time-constant, dead-time).
The PID Control Algorithm
From John Shaw, a brief description of the standard PID control algorithm used in most controllers.
The PLC Tutor
Very good tutorial about Programmable Logic Controllers.
Signals, Systems, Control
Demonstrations developed by students at Johns Hopkins University, mostly with Java applets.
Statistical Process Control: Process and Quality Views
Excellent article by Christopher Haslego about the basics of SPC for monitoring chemical and other processes.
Stirred Tank Heaters
Hypertext learning module about process dynamics and control. Shows the development of the nonlinear dynamic model of a perfectly mixed stirred tank heater and the linearization of the model.
The Very Basics of Control
From the ECOSSE Control HyperCourse, why control is used and an introduction to the basic concept of simple feedback control.
Virtual Control Laboratory
From the ECOSSE Control HyperCourse, a series of online simulation experiments. Java capable browser required to see the graphical results.