Process Controls

PRINCIPLES OF CONTROL SYSTEMS

CONTROL LOOP DIAGRAMS

TWO POSITION CONTROL SYSTEMS

  • Controllers
  • Two Position Controller
  • Example of Two Position Control
  • Modes of Automatic Control

PROPORTIONAL CONTROL SYSTEMS

RESET (INTEGRAL) CONTROL SYSTEMS

PROPORTIONAL PLUS RESET CONTROL SYSTEMS

  • Proportional Plus Reset
  • Example of Proportional Plus Reset Control
  • Reset Windup

PROPORTIONAL PLUS RATE CONTROL SYSTEMS

  • Proportional-Derivative
  • Definition of Derivative Control
  • Example of Proportional Plus Rate Control
  • Applications

PROPORTIONAL-INTEGRAL-DERIVATIVE CONTROL SYSTEMS

  • Proportional-Integral-Derivative
  • Proportional Plus Reset Plus Rate Controller Actions

CONTROLLERS

VALVE ACTUATORS

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