Classic control system structure.

Classical control theory - Wikipedia

Classic control system structure.

How Motion Control Defines System Design – The Engineering View

Model following PID control system

SRQ-PI design using classical control theory.

Hierarchical control system - Wikipedia

Robust nonlinear nominal-model following control to overcome deadzone nonlinearities

Electrical Classic Control (Basics)

A traditional process control system

PDF) Robust MFC anti-windup scheme for LTI systems with norm-bounded uncertainty

PDF) Model-based current control of AC machines using the internal model control method

4: Classical block diagram of a feedback control system [388].

PDF] Integrated design and control of chemical processes - Part I: Revision and classification

PDF) Model-based current control of AC machines using the internal model control method

PDF) Set-point tracking for nonlinear systems subject to uncertainties using model-following control with a high-gain controller