Transcription of Introduction to Control Systems • Absolute Stability ...
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MechatronicsControl SystemsK. Craig 1 Control Systems Introduction to Control Systems Absolute Stability Criteria System Performance Specifications Modes of ControlMechatronicsControl SystemsK. Craig 2 Introduction to Control SystemsEverything Needs Controlsfor Optimum Functioning! Process or Plant Process Inputs Manipulated Inputs Disturbance Inputs Response VariablesControl Systems are an integral partof the overall system and notafter-thought add-ons!Why Controls? Command Following Disturbance RejectionPlantManipulatedInputsDisturban ceInputsResponseVariablesMechatronicsCon trol SystemsK. Craig 3 Classification of Control System Types Open-Loop Basic Input-Compensated Feedforward Disturbance-Compensated Command-Compensated Closed-Loop (Feedback) Classical Root-Locus Frequency Response Modern (State-Space) Advanced , Adaptive, Nonlinear, Fuzzy LogicMechatronicsControl SystemsK.
Final Control Element A/D Converter D/A Converter Digital Computer Sampling System Sampled & Quantized Measurement Digital Set Point Sampled & Quantized Control Signal Sampling Switch Digital Control of Dynamic Systems. Mechatronics Control Systems K. Craig 18 Advantages of Digital Control
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