重大过控中翻译-第八章.ppt

1ProcessControlsystems陈刚自动化学院

2PracticalIssuesofProcessControlOutline:DigitalControl数字控制Progressin在……有进展ProcessControlSamplingthemeasurement测量采样DigitalPIDcalculationandexecutionperformance数字PID计算和执行的性能MakePIDwork〔inpractice在实践中〕Selectproperfieldinstrumentation选择适当量程的仪表Validate验证andcorrect调整measurements测量值UsetunevariousindustrialPIDalgorithms使用调整各种工业PID算法Improveperformanceof“simple”PID提高简单PID的性能

3PracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlThe〔steamengine蒸汽机〕worksallthetimecontrolthe〔boilerpressure锅炉压力〕thespeedofthedevice设备的速度Peopleexperienced人们靠经验控制Explosions易爆炸unstablebehavior不稳定Controlengineering控制工程wasborn

4PracticalIssuesofProcessControlDigitalControl:ProgressinProcessControl控制领域的进步Manual手工的Mechanical机械的devicesPneumatic气动的devicesElectronic电子的devicesDigitalcalculation数字计算Digitalcalc.communication通信

5PracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlManualMechanicaldevicesPneumaticdevicesElectronicdevicesDigitalcalculationDigitalcalc.communication

6PracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlManualMechanicaldevicesPneumaticdevicesElectronicdevicesDigitalcalculationDigitalcalc.communication

7PracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlManualMechanicaldevicesPneumaticdevicesElectronicdevicesDigitalcalculationDigitalcalc.communicationP(t)

8PneumaticPracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlManualMechanicaldevicesPneumaticdevicesElectronicdevicesDigitalcalculationDigitalcalc.communication

9ElectronicSimplifiedDiagramofTaylortranscopeelectroniccontrollerPracticalIssuesofProcessControlDigitalControl:ProgressinProcessControlManualMechanicaldevicesPneumaticdevicesElectronicdevicesDigitalcalculationDigitalcalc.communication

10PracticalIssuesofProcessControlDigi