FEEDBACK AND CONTROL SYSTEMS

Feedback Controllers

·          Introduction

·          Basic Control Modes

·          Features of PID Controllers

·          On-Off Controllers

·          Typical Responses of Feedback Control Systems

·          Digital Versions of PID Controllers

 

Control System Instrumentation

·          Transducers and Transmitters

·          Final Control Elements

·          Transmission Lines

·          Accuracy in Instrumentation

 

Overview of Control System Design

·          Introduction

·          The Influence of Process Design on Process Control

·          Degrees of Freedom for Process Control

·          Selection of Controlled, Manipulated, and Measured Variables

·          Process Safety and Process Control

 

Dynamic Behavior and Stability of Closed-Loop Control Systems

·          Block Diagram Representation

·          Closed-Loop Transfer Functions

·          Closed Loop Responses of Simple Control Systems

·          Stability Criteria

·          Pole-Zero Diagrams

 

PID Controller Design, Tuning, and Troubleshooting

·          Performance Criteria for Closed-Loop Systems

·          Model-Based Design Methods

·          Controller Tuning Relations

·          Controllers with Two Degrees of Freedom

·          On-Line Controller Tuning

·          Guidelines for Common Control Loops

·          Troubleshooting Control Loops

 

Frequency Response Analysis

·          Sinusoidal Forcing of a First-Order Process

·          Sinusoidal Forcing of an nth-Order Process

·          Bode Diagrams

·          Nyquist Diagrams

 

Control System Design Based on Frequency Response Analysis

·          Closed-Loop Behavior

·          Bode Stability Criterion

·          Nyquist Stability Criterion

·          Gain and Phase Margins

·          Closed-Loop Frequency Response and Sensitivity Functions

·          Robustness Analysis

 

Feedforward and Ratio Control

·          Introduction to Feedforward Control

·          Ratio Control

·          Feedforward Controller Design Based on Steady-State Models

·          Controller Design Based on Dynamic Models

·          The Relationship Between the Steady-State and Dynamic Design Methods

·          Configurations for Feedforward-Feedback Control

·          Tuning Feedforward Controllers