Learning objectives/experiments:

• Drive systems and their scaling factors
• Sensor characteristics, scaling factors, calibration
• Valve characteristics and calibration
• On/off control systems, oscillation, hysteresis
• System time constants
• P control systems and offset error
• PI control systems
• PID control systems
• Control functions and block diagrams
• Pseudocode implementations of P, PI and PID systems
• Recognition of problems in PID systems
• Integral wind up issues and overcoming them
• Derivative filtering
• Ziegler Nichols algorithm
• Manual tuning of PID systems