Chapter 10. Cascade Control

Objectives of the Chapter

  • To review classical cascade control.

  • To present an alternate way of thinking about cascade control that leads to improved performance.

  • To introduce controller design methods that accommodate process uncertainty.

Prerequisite Reading

Chapter 3, “One-Degree of Freedom Internal Model Control”

Chapter 4, “Two-Degree of Freedom Internal Model Control”

Chapter 5, “MSF Implementations of IMC Systems”

Chapter 6, “PI and PID Controller Parameters from IMC Design”

Chapter 7, “Tuning and Synthesis of 1DF IMC Controllers for Uncertain Processes”

Chapter 8, “Tuning and Synthesis of 2DF Control Systems”

Introduction

Cascade control can improve control system performance over single-loop control whenever either: (1) ...

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