steppidsupport.mdl

这是一个PID自动调节的程序

    ReportName		    "simulink-default.rpt"
    Block {
      BlockType		      Clock
      Name		      "Clock"
      Position		      [430, 280, 450, 300]
      Decimation	      "10"
    }
    Block {
      BlockType		      Step
      Name		      "Disturbance"
      Position		      [315, 60, 345, 90]
      Time		      "19.9422"
      After		      "0.1"
      SampleTime	      "0"
    }
    Block {
      BlockType		      SubSystem
      Name		      "ISA PID"
      Ports		      [2, 1]
      Position		      [135, 115, 230, 190]
      TreatAsAtomicUnit	      off
      MaskPromptString	      "Antiwindup saturation ([umin,umax])|Sample time"
" (Ts)|Amplitude of the identifcation step or relay (A)|Histeresys of the rela"
"y"
      MaskStyleString	      "edit,edit,edit,edit"
      MaskTunableValueString  "on,on,on,on"
      MaskCallbackString      "|||"
      MaskEnableString	      "on,on,on,on"
      MaskVisibilityString    "on,on,on,on"
      MaskToolTipString	      "on,on,on,on"
      MaskVarAliasString      ",,,"
      MaskVariables	      "uaw=@1;Ts=@2;As=@3;histLevel=@4;"
      MaskInitialization      "umin = uaw(1);\numax = uaw(2);\n\n"
      MaskDisplay	      "disp('ISA PID')"
      MaskIconFrame	      on
      MaskIconOpaque	      off
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "[-5 5]|0.019995|1|0"
      System {
	Name			"ISA PID"
	Location		[289, 183, 662, 403]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"A4"
	PaperUnits		"centimeters"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "SP"
	  Position		  [100, 13, 130, 27]
	}
	Block {
	  BlockType		  Inport
	  Name			  "PV"
	  Position		  [100, 58, 130, 72]
	  Port			  "2"
	}
	Block {
	  BlockType		  Constant
	  Name			  "Auto/Man"
	  Position		  [100, 105, 130, 135]
	}
	Block {
	  BlockType		  Constant
	  Name			  "Autotune"
	  Position		  [100, 165, 130, 195]
	  Value			  "0"
	}
	Block {
	  BlockType		  Mux
	  Name			  "Mux2"
	  Ports			  [4, 1]
	  Position		  [190, 59, 195, 131]
	  ShowName		  off
	  DisplayOption		  "bar"
	}
	Block {
	  BlockType		  "S-Function"
	  Name			  "PID"
	  Ports			  [1, 1]
	  Position		  [220, 71, 285, 119]
	  BackgroundColor	  "lightBlue"
	  FunctionName		  "pid_isatd"
	  Parameters		  "Ts,umin,umax,As,histLevel"
	}
	Block {
	  BlockType		  Outport
	  Name			  "CV"
	  Position		  [310, 88, 340, 102]
	}
	Line {
	  SrcBlock		  "SP"
	  SrcPort		  1
	  Points		  [25, 0; 0, 45]
	  DstBlock		  "Mux2"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "PV"
	  SrcPort		  1
	  Points		  [10, 0; 0, 20]
	  DstBlock		  "Mux2"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "PID"
	  SrcPort		  1
	  DstBlock		  "CV"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Mux2"
	  SrcPort		  1
	  DstBlock		  "PID"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Auto/Man"
	  SrcPort		  1
	  Points		  [10, 0; 0, -15]
	  DstBlock		  "Mux2"
	  DstPort		  3
	}
	Line {
	  SrcBlock		  "Autotune"
	  SrcPort		  1
	  Points		  [25, 0; 0, -55]
	  DstBlock		  "Mux2"
	  DstPort		  4
	}
      }
    }
    Block {
      BlockType		      RandomNumber
      Name		      "MeasurementNoise"
      Position		      [310, 265, 340, 295]
      Orientation	      "left"
      Variance		      "0"
      SampleTime	      "0"
    }
    Block {
      BlockType		      TransferFcn
      Name		      "Plant"
      Position		      [265, 137, 325, 173]
      Numerator		      "[0.1           1]"
      Denominator	      "[1  4  6  4  1]"
    }
    Block {
      BlockType		      TransportDelay
      Name		      "PlantDelay"
      Position		      [350, 140, 380, 170]
      DelayTime		      "0.75"
    }
    Block {
      BlockType		      Step
      Name		      "SetPoint"
      Position		      [45, 120, 75, 150]
      Time		      "0"
      SampleTime	      "0"
    }
    Block {
      BlockType		      Sum
      Name		      "Sum"
      Ports		      [2, 1]
      Position		      [270, 220, 290, 240]
      Orientation	      "left"
      ShowName		      off
      IconShape		      "round"
      Inputs		      "|++"
    }
    Block {
      BlockType		      Sum
      Name		      "Sum1"
      Ports		      [2, 1]
      Position		      [405, 145, 425, 165]
      ShowName		      off
      IconShape		      "round"
      Inputs		      "++|"
    }
    Block {
      BlockType		      ToWorkspace
      Name		      "cvWorkspace"
      Position		      [155, 65, 215, 95]
      Orientation	      "left"
      VariableName	      "cvVec"
      MaxDataPoints	      "inf"
      SampleTime	      "0.019995"
      SaveFormat	      "Array"
    }
    Block {
      BlockType		      ToWorkspace
      Name		      "pvWorkspace"
      Position		      [475, 140, 535, 170]
      VariableName	      "pvVec"
      MaxDataPoints	      "inf"
      SampleTime	      "0.019995"
      SaveFormat	      "Array"
    }
    Block {
      BlockType		      ToWorkspace
      Name		      "spWorkspace"
      Position		      [155, 15, 215, 45]
      VariableName	      "spVec"
      MaxDataPoints	      "inf"
      SampleTime	      "0.019995"
      SaveFormat	      "Array"
    }
    Block {
      BlockType		      ToWorkspace
      Name		      "toutWorkspace"
      Position		      [485, 275, 545, 305]
      VariableName	      "tout"
      MaxDataPoints	      "inf"
      SampleTime	      "0.019995"
      SaveFormat	      "Array"
    }
    Line {
      SrcBlock		      "SetPoint"
      SrcPort		      1
      Points		      [0, 0; 25, 0]
      Branch {
	Points			[0, -105]
	DstBlock		"spWorkspace"
	DstPort			1
      }
      Branch {
	DstBlock		"ISA PID"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "ISA PID"
      SrcPort		      1
      Points		      [10, 0]
      Branch {
	Points			[0, -75]
	DstBlock		"cvWorkspace"
	DstPort			1
      }
      Branch {
	DstBlock		"Plant"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "MeasurementNoise"
      SrcPort		      1
      Points		      [-25, 0]
      DstBlock		      "Sum"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Sum"
      SrcPort		      1
      Points		      [-155, 0; 0, -60]
      DstBlock		      "ISA PID"
      DstPort		      2
    }
    Line {
      SrcBlock		      "Clock"
      SrcPort		      1
      DstBlock		      "toutWorkspace"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Sum1"
      SrcPort		      1
      Points		      [-5, 0; 15, 0]
      Branch {
	DstBlock		"pvWorkspace"
	DstPort			1
      }
      Branch {
	Points			[0, 75]
	DstBlock		"Sum"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "Disturbance"
      SrcPort		      1
      Points		      [65, 0]
      DstBlock		      "Sum1"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Plant"
      SrcPort		      1
      DstBlock		      "PlantDelay"
      DstPort		      1
    }
    Line {
      SrcBlock		      "PlantDelay"
      SrcPort		      1
      DstBlock		      "Sum1"
      DstPort		      2
    }
  }
}