📄 sim12ex9.mdl
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Model {
Name "sim12ex9"
Version 2.09
SimParamPage Solver
SampleTimeColors off
InvariantConstants off
WideVectorLines off
ShowLineWidths off
PaperOrientation landscape
PaperType usletter
PaperUnits inches
StartTime "0.0"
StopTime "15"
Solver ode23
RelTol "1e-3"
AbsTol "1e-3"
Refine "1"
MaxStep ".05"
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
SimulationMode normal
RTWSystemTargetFile "grt.tlc"
RTWInlineParameters off
RTWRetainRTWFile off
RTWTemplateMakefile "grt_vc.tmf"
RTWMakeCommand "make_rtw"
RTWGenerateCodeOnly off
ExtModeMexFile "ext_comm"
ExtModeBatchMode off
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
}
LineDefaults {
FontName "Helvetica"
FontSize 9
FontWeight normal
FontAngle normal
}
System {
Name "sim12ex9"
Location [102, 58, 960, 751]
Open on
ScreenColor white
Block {
BlockType Gain
Name "1/R"
Position [230, 113, 285, 167]
Orientation left
Gain "20"
}
Block {
BlockType TransferFcn
Name "Amplifier"
Position [240, 409, 310, 461]
Numerator "10"
Denominator "[0.1 1]"
}
Block {
BlockType TransferFcn
Name "Exciter"
Position [335, 411, 405, 459]
Numerator "1"
Denominator "[0.4 1]"
}
Block {
BlockType TransferFcn
Name "Generator"
Position [505, 399, 575, 451]
Numerator "[0.8]"
Denominator "[ 1.4 1]"
}
Block {
BlockType TransferFcn
Name "Governor"
Position [110, 182, 175, 228]
Numerator "[1]"
Denominator "[0.2 1]"
}
Block {
BlockType TransferFcn
Name "Inertia & load"
Position [415, 182, 495, 228]
Numerator "[1]"
Denominator "[10 0.8]"
}
Block {
BlockType Integrator
Name "Integrator"
Ports [1, 1, 0, 0, 0]
Position [155, 68, 185, 112]
Orientation left
ExternalReset none
InitialConditionSource internal
InitialCondition "0"
LimitOutput off
UpperSaturationLimit "inf"
LowerSaturationLimit "-inf"
ShowSaturationPort off
ShowStatePort off
AbsoluteTolerance "auto"
}
Block {
BlockType Integrator
Name "Integrator1"
Ports [1, 1, 0, 0, 0]
Position [590, 187, 620, 223]
ExternalReset none
InitialConditionSource internal
InitialCondition "0"
LimitOutput off
UpperSaturationLimit "inf"
LowerSaturationLimit "-inf"
ShowSaturationPort off
ShowStatePort off
AbsoluteTolerance "auto"
}
Block {
BlockType Gain
Name "K1=Ps"
Position [355, 253, 405, 307]
Orientation left
Gain "1.5"
}
Block {
BlockType Gain
Name "K2"
Position [480, 305, 535, 365]
Orientation left
Gain ".2"
}
Block {
BlockType Gain
Name "K4"
Position [405, 360, 465, 410]
Orientation down
Gain "1.4"
}
Block {
BlockType Gain
Name "K5"
Position [635, 325, 695, 375]
Orientation down
Gain "-0.1"
}
Block {
BlockType Gain
Name "K6"
Position [615, 400, 675, 450]
Gain ".5"
}
Block {
BlockType Gain
Name "KI"
Position [65, 67, 115, 113]
Orientation left
Gain "6"
}
Block {
BlockType SubSystem
Name "PID Controller"
Ports [1, 1, 0, 0, 0]
Position [170, 419, 210, 451]
ShowPortLabels off
MaskType "PID Controller"
MaskDescription "Enter expressions for proportional, integral, "
"and derivative terms.\nP+I/s+Ds"
MaskHelp "This block implements a PID controller where "
"parameters are entered for the Proportional, "
"Integral and Derivative terms. Unmask this "
"block to see how it works. The derivative "
"term is implemented using a true derivative "
"block."
MaskPromptString "Proportional:|Integral|Derivative:"
MaskStyleString "edit,edit,edit"
MaskInitialization "P=@1; I=@2; D=@3;"
MaskDisplay "disp('PID')"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate none
MaskIconUnits autoscale
MaskValueString "1|0.25|0.3"
System {
Name "PID Controller"
Location [0, 0, 362, 244]
Open off
ScreenColor white
Block {
BlockType Inport
Name "In_1"
Position [25, 65, 45, 85]
Port "1"
PortWidth "-1"
SampleTime "-1"
}
Block {
BlockType Gain
Name "D"
Position [95, 129, 115, 151]
Gain "D"
}
Block {
BlockType Derivative
Name "Derivative"
Position [150, 128, 190, 152]
}
Block {
BlockType TransferFcn
Name "Integral"
Position [110, 57, 145, 93]
Numerator "[I]"
Denominator "[1 0]"
}
Block {
BlockType Gain
Name "Proportional"
Position [120, 13, 140, 37]
Gain "P"
}
Block {
BlockType Sum
Name "Sum"
Ports [3, 1, 0, 0, 0]
Position [245, 57, 265, 93]
Inputs "+++"
}
Block {
BlockType Outport
Name "Out_1"
Position [290, 65, 310, 85]
Port "1"
OutputWhenDisabled held
InitialOutput "0"
}
Line {
SrcBlock "Proportional"
SrcPort 1
Points [65, 0; 0, 40]
DstBlock "Sum"
DstPort 1
}
Line {
SrcBlock "Integral"
SrcPort 1
DstBlock "Sum"
DstPort 2
}
Line {
SrcBlock "Derivative"
SrcPort 1
Points [20, 0; 0, -55]
DstBlock "Sum"
DstPort 3
}
Line {
SrcBlock "In_1"
SrcPort 1
Points [15, 0]
Branch {
Points [15, 0]
Branch {
Points [0, -50]
DstBlock "Proportional"
DstPort 1
}
Branch {
DstBlock "Integral"
DstPort 1
}
}
Branch {
Points [0, 65]
DstBlock "D"
DstPort 1
}
}
Line {
SrcBlock "Sum"
SrcPort 1
DstBlock "Out_1"
DstPort 1
}
Line {
SrcBlock "D"
SrcPort 1
DstBlock "Derivative"
DstPort 1
}
}
}
Block {
BlockType Scope
Name "Scope 2"
Ports [1, 0, 0, 0, 0]
Position [770, 392, 815, 438]
Floating off
Location [188, 365, 512, 604]
Open off
Grid on
TickLabels on
ZoomMode on
TimeRange "auto"
YMin "-5"
YMax "5"
SaveToWorkspace off
SaveName "ScopeData"
LimitMaxRows on
MaxRows "5000"
Decimation "1"
SampleInput off
SampleTime "0"
}
Block {
BlockType Scope
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