计算机控制系统(英文版)Chapter1ComputerControlTheoryandDesign
41页1、Computer-Controlled Systems Theory and Design,2,Course Information,Time: 10:00-11:40am, Friday 10:00-11:40pm, Tuesday (even weeks) Office hour:10:00-11:40,Tuesday (odd weeks), 622 Venue: 综A209 Modules + Experiments Grading Procedure: in-term evaluation experimental results final paper examination. Important Formula: Success=Hard Work + Good Luck,3,Chapter 1 Computer Control,4,Contents,1.1 Introduction to CCS 1.2 Classification of CCS 1.3 History and future of CCS 1.4 Computer-control theory 1.5
2、Summarization,New Words,5,New Words,6,New Words,7,8,1.1 Introduction,Comparison between ACS and CCS,9,1.1 Introduction,A typical computer-controlled system,Figure 1.1: Schematic diagram of a computer-controlled system,Synchronization,a sequence of numbers,10,1.1 Introduction,ACS CCS,Structure:,Process Actuator Measure Controller (correcting network),Process Actuator Measure Controller (digital computer) Adapter (A/D, D/A),Parts:,Analog Analog + Digital,Signals:,Analog,Continuous analog Discrete
3、analog Discrete digital,11,1.1 Introduction,Virtues Strong computation ability for realizing complex control algorithms, which are easily modified High precision:10-70 (analog: 10-2) High volume memory: store a great deal of information Adaptive and robust: self-learning and reasoning High efficiency: multi-control loop ( analog: one ) Defects Error: quantization error Computation delay: especially for serial computation and complex control algorithms,12,1.2 Classification,1.2.1 Operation Guide
4、Control System,Open-loop control system Simple, safe, reliable For design, tuning For data collection and handle,13,1.2 Classification,1.2.2 Direct digital control (DDC),Close-loop control system Multi-control algorithms Instead of multi-analog controllers to control multi-loops simultaneously,14,1.2 Classification,1.2.3 Supervisory computer control (SCC),Upper computer control + lower computer control (analog or digital) Upper computer: high-level control and management for set point control, s
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计算机控制系统(英文版)Chapter1ComputerControlTheoryandDesign
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