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Electrical Technology, Vol2: Machines and Measurements, 1/e by S. P. Bali

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44

Open-Loop and Closed-Loop System

OBJECTIVES

In this chapter you will learn about:

  • The difference between open-loop and closed-loop systems
  • How feedback signals are compared with input signals to give the error signal
  • To have an appreciation of transients and the concept of damping
  • To explain the setting time for a signal
  • To understand open-loop gain and closed-loop gain and the relations between the two
  • To understand the importance of integration
equation

Feedback control system

44.1  INTRODUCTION

All the elements necessary to accomplish the control objective are described by the term control system. Control means methods to force parameters ...

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