EE 3720 - Control Systems

• Analyze a system’s time-domain performance
• Simplify system block diagrams
• Determine system stability using Routh-Hurwitz criterion, including for a single parameter variation
• Determine steady-state error in a system for typical inputs, including a disturbance input
• Obtain the root-locus for typical open-loop transfer functions
• Design closed-loop phase-type and PID control systems by root-locus techniques
• Design and implement real-time servo-control systems in laboratory
• Write a technical report about a laboratory design project
• Realize closed loop controllers with analog and digital networks
• Design a state-feedback controller for a system in state-space representation

• Obtain a linear dynamic model (state space and transfer function) of physical systems, including electrical, mechanical and electromechanical systems
• Analyze systems for dynamic time-domain response
• Predict system response using analytic and digital simulation methods

• Prerequisite review: modeling of electromechanical systems and time-domain response analysis (3 classes)
• Block diagram system analysis (3 classes)
• Stability analysis via Routh-Hurwitz criterion (2 classes)
• Steady-state error analysis (2 classes)
• Root-locus analysis (3 classes)
• Root-locus design: phase-lead, phase-lag, PID controller designs (6 classes)
• State-space analysis: conversions to and from transfer functions, stability and steady-state error (3 classes)
• State-space controller design (3 classes)
• Reviews and examinations (5 classes)

• Introduction to data acquisition and real-time control hardware
• Feedback system simulation
• System modeling using time-domain measurements
• Position feedback control design project
• Analog feedback control design project
• Error-improving velocity feedback control design project
• Phase-lead compensated position control design
• Introduction to state-space control