自動(dòng)控制理論-課后題答案ans

1、Solutions for Module 11.1yze the pros by whichrson reaches out and picks up an object resting on atable. Draw a block diagram of the system and identify as many parts of teralfeedback control system assible.Solution:神經(jīng)信號(hào)物體實(shí)際位置物體期望位置圖 P1.1題P1.1 位置控制系統(tǒng)框圖NervousSignalRealitionDesireditionFig. P1.1 Bloc

2、k Diagram of the Control Sys.Eye (Measurement)objectHandBrainNervous System眼睛(位置檢測(cè))物體手大腦位置偏差檢測(cè)1.2Method 1:Method 2:1.3The system in Fig. P1.3 shows an operator attempting to maahe speed of aconveyor carrying manufactured parts through a spray booth. When more boxes are placed on the conveyor, it slo

3、ws down, while fewer boxes allow it to speed up.Draw a block diagram of the system indicating the principal elementsRedesign an automatic control system without any operator.Fig. P1.3Solution:擾動(dòng)量（傳送帶上物體）電樞電壓電源控制箱電機(jī)及傳送帶期望速度傳送帶速度圖 P1-3b 人工控制閉環(huán)系統(tǒng)控制框圖擾動(dòng)量（傳送帶上物體）控制器偏差電壓電壓信號(hào)電樞電壓給定電壓（給定速度）傳送帶速度被控對(duì)象實(shí)際速度對(duì)應(yīng)測(cè)量

4、的反饋電壓圖 P1-3C 自動(dòng)控制閉環(huán)系統(tǒng)控制框圖測(cè)速發(fā)電機(jī)電源控制箱控制電機(jī)及傳構(gòu)放大器被控電機(jī)及傳送帶速度計(jì)桿人神經(jīng)大腦信號(hào)手實(shí)際速度眼睛決策Disturbance（Objects on Conveyor）VaDesired SpeedConveyor SpeedSpeedFigP1-1(b)Block Diagram of Manual ClosedLoop ControlDisturbance（Objects on Conveyor）Controller V1VaErrorDesired Speed (Voltage)Conveyor SpeedPlantFeedback Speed(

5、Voltage)MeasurementBlock Diagram of Automatic Control SystemFig P1-3(c)TachometerSupply ControllerMotor1 & Gear BoxMotor2 & ConveyerSpeed indicatorMotor &ConveyerSupplyControllerOperatorNervous SignalFeedbackEyesHandDeci1.4Shown in Fig. P4 is a water-level control system comprising a, inlet pipe, slidevalve, and float. Details of the operation of the flow valve are also shownhe figure.Draw a block diagram of the system and identify the main elements. (Writing down themathematical transfer functions where appropriate.)Fig. P4Solution:Water SupplyFloatOutflowWate