📄 dcmot0.mdl
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DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Gain
Name "Kt"
Position [275, 44, 310, 76]
NamePlacement "alternate"
Gain "K"
Port {
PortNumber 1
Name "Te"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Gain
Name "Kv"
Position [275, 170, 310, 200]
Orientation "left"
Gain "K"
Port {
PortNumber 1
Name "ea"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Gain
Name "Ra"
Position [170, 125, 200, 155]
Orientation "left"
Gain "Ra"
}
Block {
BlockType Sum
Name "Sum"
Ports [3, 1]
Position [70, 45, 100, 75]
ShowName off
IconShape "round"
Inputs "||+--"
}
Block {
BlockType Sum
Name "Sum1"
Ports [3, 1]
Position [335, 45, 365, 75]
ShowName off
IconShape "round"
Inputs "||+--"
}
Block {
BlockType Constant
Name "iao"
Position [125, 92, 180, 108]
Value "16.2162"
}
Block {
BlockType SubSystem
Name "model"
Ports []
Position [462, 203, 556, 257]
ForegroundColor "darkGreen"
DropShadow on
ShowName off
TreatAsAtomicUnit off
MaskDisplay "disp('MATHEMATICAL\\nMODEL')"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "model"
Location [551, 252, 851, 411]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Annotation {
Name " Electrical system equation: \n "
" va = Ra.ia + La.dia/dt + ea\n where ea = K.wm\n "
" \n Mechanical system equation:\n Te = J.dwm/dt + Tl.signum(w"
"m) + f(wm)\n where Te = K.ia "
Position [20, 30]
HorizontalAlignment "left"
VerticalAlignment "top"
FontName "Arial"
FontSize 12
}
Annotation {
Name "Mathematical model of the dc machine "
Position [154, 17]
ForegroundColor "blue"
FontSize 12
FontWeight "bold"
}
}
}
Block {
BlockType Constant
Name "wmo"
Position [395, 87, 450, 103]
Value "98.5245"
}
Block {
BlockType Outport
Name "ia"
Position [245, 15, 275, 30]
Orientation "up"
}
Block {
BlockType Outport
Name "wm"
Position [525, 15, 555, 30]
Orientation "up"
Port "2"
}
Line {
Name "ea"
Labels [2, 0]
SrcBlock "Kv"
SrcPort 1
Points [-206, 0]
DstBlock "Sum"
DstPort 2
}
Line {
SrcBlock "Ra"
SrcPort 1
Points [-80, 0]
DstBlock "Sum"
DstPort 3
}
Line {
Name "Te"
Labels [1, 0]
SrcBlock "Kt"
SrcPort 1
DstBlock "Sum1"
DstPort 1
}
Line {
Name "Tf"
Labels [0, 0]
SrcBlock "Bm"
SrcPort 1
Points [-55, 0]
DstBlock "Sum1"
DstPort 3
}
Line {
SrcBlock "Sum"
SrcPort 1
DstBlock "1/La"
DstPort 1
}
Line {
SrcBlock "1/La"
SrcPort 1
Points [5, 0]
DstBlock "Integrator"
DstPort 1
}
Line {
Name "ia"
Labels [1, 0]
SrcBlock "Integrator"
SrcPort 1
Points [25, 0]
Branch {
Points [0, 80]
DstBlock "Ra"
DstPort 1
}
Branch {
Points [0, 0]
Branch {
DstBlock "Kt"
DstPort 1
}
Branch {
DstBlock "ia"
DstPort 1
}
}
}
Line {
SrcBlock "Sum1"
SrcPort 1
DstBlock "1/J"
DstPort 1
}
Line {
SrcBlock "1/J"
SrcPort 1
DstBlock "Integrator1"
DstPort 1
}
Line {
Name "wm"
Labels [2, 0]
SrcBlock "Integrator1"
SrcPort 1
Points [0, -10; 35, 0]
Branch {
Points [0, 80]
Branch {
DstBlock "Bm"
DstPort 1
}
Branch {
Points [0, 45]
DstBlock "Kv"
DstPort 1
}
}
Branch {
DstBlock "wm"
DstPort 1
}
}
Line {
SrcBlock "va"
SrcPort 1
DstBlock "Sum"
DstPort 1
}
Line {
SrcBlock "Tl"
SrcPort 1
Points [9, 0]
DstBlock "Sum1"
DstPort 2
}
Line {
SrcBlock "iao"
SrcPort 1
DstBlock "Integrator"
DstPort 2
}
Line {
SrcBlock "wmo"
SrcPort 1
DstBlock "Integrator1"
DstPort 2
}
Annotation {
Name "BLOCK DIAGRAM MODEL OF A DC MOTOR"
Position [262, 241]
ForegroundColor "blue"
FontSize 12
FontWeight "bold"
}
}
}
Block {
BlockType SubSystem
Name "Info"
Ports []
Position [85, 167, 136, 216]
BackgroundColor "yellow"
DropShadow on
ShowName off
TreatAsAtomicUnit off
MaskDisplay "disp('INFO')"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "Info"
Location [545, 691, 832, 766]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Annotation {
Name "This demo simulates the running of a DC mot"
"or\nwith constant field or pm excitation\n(5 hp 240V 1200 rpm)\nrated torque "
"Tr = 30 N.m"
Position [141, 39]
FontName "Arial"
FontSize 12
FontWeight "bold"
}
}
}
Block {
BlockType Step
Name "Tl"
Position [40, 100, 70, 130]
ForegroundColor "red"
Time "0.1"
Before "[1]"
After "[1/2 1/4]"
SampleTime "0"
Port {
PortNumber 1
Name "Tl"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Gain
Name "Tr"
Position [95, 100, 125, 130]
Gain "30"
Port {
PortNumber 1
Name "Tl"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Gain
Name "Vr"
Position [95, 40, 125, 70]
Gain "240"
Port {
PortNumber 1
Name "va"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Scope
Name "current"
Ports [1]
Position [315, 39, 345, 71]
Location [552, 136, 1125, 430]
Open on
NumInputPorts "1"
List {
ListType AxesTitles
axes1 "Armature current [A]"
}
List {
ListType SelectedSignals
axes1 ""
}
TimeRange "1.4"
YMin "-30"
YMax "20"
DataFormat "StructureWithTime"
}
Block {
BlockType Scope
Name "speed"
Ports [1]
Position [315, 99, 345, 131]
Location [546, 496, 1128, 790]
Open on
NumInputPorts "1"
List {
ListType AxesTitles
axes1 "Speed [rad/s]"
}
List {
ListType SelectedSignals
axes1 ""
}
TimeRange "1.4"
YMin "85"
YMax "105"
DataFormat "StructureWithTime"
}
Block {
BlockType Step
Name "v"
Position [40, 40, 70, 70]
ForegroundColor "red"
Time "0.6"
Before "0.8"
After "0.7"
SampleTime "0"
}
Line {
SrcBlock "v"
SrcPort 1
DstBlock "Vr"
DstPort 1
}
Line {
Name "Tl"
SrcBlock "Tl"
SrcPort 1
DstBlock "Tr"
DstPort 1
}
Line {
Name "va"
Labels [1, 0]
SrcBlock "Vr"
SrcPort 1
DstBlock "DC \nMOTOR"
DstPort 1
}
Line {
Name "ia"
Labels [-1, 1]
SrcBlock "DC \nMOTOR"
SrcPort 1
DstBlock "current"
DstPort 1
}
Line {
Name "wm"
Labels [0, 1]
SrcBlock "DC \nMOTOR"
SrcPort 2
DstBlock "speed"
DstPort 1
}
Line {
Name "Tl"
Labels [-1, 1]
SrcBlock "Tr"
SrcPort 1
DstBlock "DC \nMOTOR"
DstPort 2
}
Annotation {
Name "per unit"
Position [56, 89]
}
}
}
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