block521.mdl

realize analysis and design for computer-controlled system

Model {
  Name			  "block521"
  Version		  2.00
  SimParamPage		  Solver
  SampleTimeColors	  off
  WideVectorLines	  on
  PaperOrientation	  landscape
  StartTime		  "0.0"
  StopTime		  "10"
  Solver		  ode45
  RelTol		  "1e-8"
  AbsTol		  "1e-6"
  Refine		  "1"
  MaxStep		  "auto"
  InitialStep		  "auto"
  FixedStep		  "auto"
  MaxOrder		  5
  OutputOption		  RefineOutputTimes
  OutputTimes		  "[]"
  LoadExternalInput	  off
  ExternalInput		  "[t, u]"
  SaveTime		  off
  TimeSaveName		  "tout"
  SaveState		  off
  StateSaveName		  "xout"
  SaveOutput		  off
  OutputSaveName	  "yout"
  LoadInitialState	  off
  InitialState		  "xInitial"
  SaveFinalState	  off
  FinalStateName	  "xFinal"
  LimitMaxRows		  off
  MaxRows		  "1000"
  Decimation		  "1"
  AlgebraicLoopMsg	  warning
  MinStepSizeMsg	  warning
  UnconnectedInputMsg	  warning
  UnconnectedOutputMsg	  warning
  UnconnectedLineMsg	  warning
  ConsistencyChecking	  off
  ZeroCross		  on
  BlockDefaults {
    Orientation		    right
    ForegroundColor	    black
    BackgroundColor	    white
    DropShadow		    off
    NamePlacement	    normal
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    normal
    FontAngle		    normal
    ShowName		    on
  }
  AnnotationDefaults {
    HorizontalAlignment	    center
    VerticalAlignment	    middle
    ForegroundColor	    black
    BackgroundColor	    white
    DropShadow		    off
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    normal
    FontAngle		    normal
  }
  System {
    Name		    "block521"
    Location		    [3, 41, 621, 461]
    Open		    on
    ScreenColor		    white
    Block {
      BlockType		      SubSystem
      Name		      "Band-Limited\nWhite Noise"
      Position		      [580, 242, 615, 278]
      Orientation	      left
      ShowName		      off
      ShowPortLabels	      off
      MaskType		      "Continuous White Noise."
      MaskDescription	      "White noise for continuous (s-domain) systems.\n"
			      "Band-limited using zero-order-hold."
      MaskHelp		      "Implemented using white noise into Zero-Order "
			      "Hold block. The seed and power can be vectors "
			      "of the same length to produce a vector of "
			      "white noise sources. For faster simulation, "
			      "set sample time to the highest value possible "
			      "but in accordance with the fastest dynamics "
			      "of system."
      MaskPromptString	      "Noise Power:|Sample Time:|Seed"
      MaskStyleString	      "edit,edit,edit"
      MaskInitialization      "Cov = @1; Ts = @2; seed = @3; r = rand(1,12); "
			      "r2 = [r(1),r;r,r(12)]; t =[1:13;1:13];"
      MaskDisplay	      "plot(t(:),r2(:))"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      off
      MaskIconUnits	      autoscale
      MaskValueString	      "[0.0001]|hnoise|[23341]"
      System {
	Name			"Band-Limited\nWhite Noise"
	Location		[54, 341, 339, 470]
	Open			off
	ScreenColor		white
	Block {
	  BlockType		  Gain
	  Name			  "Gain"
	  Position		  [155, 31, 195, 69]
	  Gain			  "[sqrt(Cov)]/[sqrt(Ts)]"
	}
	Block {
	  BlockType		  RandomNumber
	  Name			  "White Noise"
	  Position		  [25, 40, 45, 60]
	  Seed			  "seed"
	}
	Block {
	  BlockType		  ZeroOrderHold
	  Name			  "Zero-Order\nHold"
	  Position		  [85, 34, 120, 66]
	  SampleTime		  "Ts"
	}
	Block {
	  BlockType		  Outport
	  Name			  "Out_1"
	  Position		  [230, 40, 250, 60]
	  Port			  "1"
	  OutputWhenDisabled	  held
	  InitialOutput		  "0"
	}
	Line {
	  SrcBlock		  "Zero-Order\nHold"
	  SrcPort		  1
	  DstBlock		  "Gain"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Gain"
	  SrcPort		  1
	  DstBlock		  "Out_1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "White Noise"
	  SrcPort		  1
	  DstBlock		  "Zero-Order\nHold"
	  DstPort		  1
	}
      }
    }
    Block {
      BlockType		      Clock
      Name		      "Clock"
      Position		      [580, 305, 600, 325]
      Orientation	      left
      ShowName		      off
      DeleteFcn		      "simclock BlockIsBeingDestroyed"
      PostSaveFcn	      "simclock Save"
      Location		      [30, 40, 140, 75]
    }
    Block {
      BlockType		      Ground
      Name		      "Ground"
      Position		      [585, 340, 605, 360]
      Orientation	      left
      ShowName		      off
    }
    Block {
      BlockType		      Mux
      Name		      "Mux"
      Position		      [175, 121, 205, 154]
      BackgroundColor	      magenta
      DropShadow	      on
      ShowName		      off
      Inputs		      "2"
    }
    Block {
      BlockType		      DiscreteStateSpace
      Name		      "RST 5"
      Position		      [235, 118, 350, 162]
      BackgroundColor	      magenta
      DropShadow	      on
      A			      "[-r1 1 0 0 0;-r2 0 1 0 0; -r3 0 0 1 0; -r4 "
			      "0 0 0 1;-r5 0 0 0 0]"
      B			      "[t1-t0*r1 -s1+s0*r1; t2-t0*r2 -s2+s0*r2; "
			      "t3-t0*r3 -s3+s0*r3; t4-t0*r4 -s4+s0*r4; t5-t0*r5"
			      " -s5+s0*r5]"
      C			      "[1 0 0 0 0]"
      D			      "[t0 -s0]"
      X0		      "0"
      SampleTime	      "h"
    }
    Block {
      BlockType		      Step
      Name		      "Step Input"
      Position		      [35, 120, 55, 140]
      DropShadow	      on
      ShowName		      off
      Time		      "0"
      Before		      "0"
      After		      "1"
    }
    Block {
      BlockType		      Step
      Name		      "Step Input1"
      Position		      [360, 185, 380, 205]
      DropShadow	      on
      ShowName		      off
      Time		      "td"
      Before		      "0"
      After		      "l0"
    }
    Block {
      BlockType		      Sum
      Name		      "Sum"
      Position		      [420, 135, 440, 155]
      DropShadow	      on
      ShowName		      off
      Inputs		      "++"
    }
    Block {
      BlockType		      Sum
      Name		      "Sum1"
      Position		      [415, 250, 435, 270]
      Orientation	      left
      DropShadow	      on
      ShowName		      off
      Inputs		      "++"
    }
    Block {
      BlockType		      Switch
      Name		      "Switch"
      Position		      [500, 275, 530, 305]
      Orientation	      left
      ShowName		      off
      Threshold		      "tn"
    }
    Block {
      BlockType		      TransferFcn
      Name		      "Transfer Fcn"
      Position		      [465, 124, 515, 166]
      DropShadow	      on
      ShowName		      off
      Numerator		      "[1]"
      Denominator	      "[1 0 1]"
    }
    Block {
      BlockType		      TransferFcn
      Name		      "Transfer Fcn1"
      Position		      [310, 237, 365, 283]
      Orientation	      left
      ShowName		      off
      Numerator		      "bbes"
      Denominator	      "abes"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "Zero-Order\nHold"
      Position		      [215, 245, 255, 275]
      Orientation	      left
      BackgroundColor	      magenta
      DropShadow	      on
      ShowName		      off
      SampleTime	      "h"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "Zero-Order\nHold1"
      Position		      [90, 115, 130, 145]
      BackgroundColor	      magenta
      DropShadow	      on
      ShowName		      off
      SampleTime	      "h"
    }
    Block {
      BlockType		      Outport
      Name		      "y"
      Position		      [570, 135, 590, 155]
      Port		      "1"
      OutputWhenDisabled      held
      InitialOutput	      "0"
    }
    Block {
      BlockType		      Outport
      Name		      "u"
      Position		      [415, 60, 435, 80]
      Port		      "2"
      OutputWhenDisabled      held
      InitialOutput	      "0"
    }
    Block {
      BlockType		      Outport
      Name		      "Outport2"
      Position		      [95, 65, 115, 85]
      ShowName		      off
      Port		      "3"
      OutputWhenDisabled      held
      InitialOutput	      "0"
    }
    Line {
      SrcBlock		      "Ground"
      SrcPort		      1
      Points		      [-35, 0]
      DstBlock		      "Switch"
      DstPort		      3
    }
    Line {
      SrcBlock		      "Band-Limited\nWhite Noise"
      SrcPort		      1
      Points		      [-15, 0; 0, 20]
      DstBlock		      "Switch"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Transfer Fcn"
      SrcPort		      1
      Points		      [0, 0]
      Branch {
	Points			[10, 0; 0, 110]
	DstBlock		"Sum1"
	DstPort			1
      }
      Branch {
	DstBlock		"y"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "Sum1"
      SrcPort		      1
      DstBlock		      "Transfer Fcn1"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Transfer Fcn1"
      SrcPort		      1
      DstBlock		      "Zero-Order\nHold"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Clock"
      SrcPort		      1
      Points		      [-15, 0; 0, -25]
      DstBlock		      "Switch"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Switch"
      SrcPort		      1
      Points		      [-45, 0]
      DstBlock		      "Sum1"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Step Input1"
      SrcPort		      1
      Points		      [10, 0; 0, -45]
      DstBlock		      "Sum"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Sum"
      SrcPort		      1
      DstBlock		      "Transfer Fcn"
      DstPort		      1
    }
    Line {
      SrcBlock		      "RST 5"
      SrcPort		      1
      Points		      [0, 0]
      Branch {
	DstBlock		"Sum"
	DstPort			1
      }
      Branch {
	Points			[20, 0; 0, -70]
	DstBlock		"u"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "Zero-Order\nHold"
      SrcPort		      1
      Points		      [-59, 0; 0, -115]
      DstBlock		      "Mux"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Mux"
      SrcPort		      1
      DstBlock		      "RST 5"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Zero-Order\nHold1"
      SrcPort		      1
      DstBlock		      "Mux"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Step Input"
      SrcPort		      1
      Points		      [0, 0]
      Branch {
	DstBlock		"Zero-Order\nHold1"
	DstPort			1
      }
      Branch {
	Points			[11, 0; 0, -55]
	DstBlock		"Outport2"
	DstPort			1
      }
    }
  }
}