📄 sim36.mdl
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Block {
BlockType SubSystem
Name "Throttle & Manifold"
Ports [2, 1]
Position [95, 213, 195, 282]
DropShadow on
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Throttle & Manifold"
Location [-37, 82, 975, 743]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Throttle Ang."
Position [130, 85, 150, 105]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Engine Speed, N"
Position [230, 255, 250, 275]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Saturate
Name "0 <= theta <= 90"
Position [215, 83, 235, 107]
NamePlacement "alternate"
UpperLimit "90"
LowerLimit "0"
}
Block {
BlockType Constant
Name "Atmospheric\nPressure, Pa\n(bar)"
Position [200, 145, 220, 165]
Value "1.0"
}
Block {
BlockType SubSystem
Name "Intake Manifold"
Ports [2, 2]
Position [315, 213, 550, 282]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Intake Manifold"
Location [2, 82, 1014, 721]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "mdot Input \n(g/s)"
Position [80, 125, 100, 145]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "N (rad/sec)"
Position [275, 185, 295, 205]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Mux
Name "Mux"
Ports [2, 1]
Position [375, 106, 380, 224]
BackgroundColor "black"
ShowName off
Inputs "2"
DisplayOption "bar"
}
Block {
BlockType Fcn
Name "Pumping"
Position [425, 154, 490, 176]
Expr "-0.366 + 0.08979*u[1]*u[2] - 0.0337*u[2"
"]*u[1]*u[1] + 0.0001*u[1]*u[2]*u[2]"
}
Block {
BlockType Gain
Name "RT/Vm"
Position [195, 115, 290, 155]
Gain "0.41328"
}
Block {
BlockType Sum
Name "Sum"
Ports [2, 1]
Position [150, 125, 170, 145]
ShowName off
IconShape "round"
Inputs "|+-"
}
Block {
BlockType Integrator
Name "p0 = 0.543 bar"
Ports [1, 1]
Position [310, 106, 340, 164]
InitialCondition ".543"
}
Block {
BlockType Outport
Name "mdot to \nCylinder\n (g/s)"
Position [550, 155, 570, 175]
IconDisplay "Port number"
BusOutputAsStruct off
InitialOutput "0"
}
Block {
BlockType Outport
Name "Manifold Pressure,\nPm (bar)"
Position [410, 40, 430, 60]
Port "2"
IconDisplay "Port number"
BusOutputAsStruct off
InitialOutput "0"
}
Line {
SrcBlock "mdot Input \n(g/s)"
SrcPort 1
DstBlock "Sum"
DstPort 1
}
Line {
SrcBlock "RT/Vm"
SrcPort 1
DstBlock "p0 = 0.543 bar"
DstPort 1
}
Line {
SrcBlock "N (rad/sec)"
SrcPort 1
DstBlock "Mux"
DstPort 2
}
Line {
SrcBlock "Mux"
SrcPort 1
DstBlock "Pumping"
DstPort 1
}
Line {
SrcBlock "p0 = 0.543 bar"
SrcPort 1
Points [0, 0; 5, 0]
Branch {
DstBlock "Mux"
DstPort 1
}
Branch {
Points [0, -85]
DstBlock "Manifold Pressure,\nPm (bar)"
DstPort 1
}
}
Line {
SrcBlock "Sum"
SrcPort 1
DstBlock "RT/Vm"
DstPort 1
}
Line {
SrcBlock "Pumping"
SrcPort 1
Points [0, 0; 20, 0]
Branch {
Points [0, 90; -355, 0]
DstBlock "Sum"
DstPort 2
}
Branch {
DstBlock "mdot to \nCylinder\n (g/s)"
DstPort 1
}
}
Annotation {
Position [543, 225]
}
Annotation {
Position [227, 77]
}
Annotation {
Position [516, 536]
}
Annotation {
Position [473, 449]
}
}
}
Block {
BlockType SubSystem
Name "Throttle"
Ports [3, 1]
Position [280, 83, 585, 167]
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
System {
Name "Throttle"
Location [2, 82, 1014, 721]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Throttle Angle,\ntheta (deg)"
Position [65, 65, 85, 85]
NamePlacement "alternate"
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Manifold Pressure,\nPm (bar)"
Position [65, 110, 85, 130]
Port "2"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Inport
Name "Atmospheric Pressure,\nPa (bar) "
Position [65, 180, 85, 200]
Port "3"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType MinMax
Name "MinMax"
Ports [2, 1]
Position [240, 100, 265, 215]
ShowName off
Function "min"
Inputs "2"
Port {
PortNumber 1
Name "pratio"
RTWStorageClass "Auto"
DataLoggingNameMode "SignalName"
ShowSigGenPortName on
}
}
Block {
BlockType Product
Name "Product"
Ports [3, 1]
Position [470, 22, 490, 338]
ShowName off
Inputs "3"
}
Block {
BlockType Product
Name "Product1"
Ports [2, 1]
Position [180, 112, 210, 143]
ShowName off
Inputs "*/"
}
Block {
BlockType Product
Name "Product2"
Ports [2, 1]
Position [180, 167, 210, 198]
ShowName off
Inputs "/*"
}
Block {
BlockType Constant
Name "Sonic Flow "
Position [345, 190, 365, 210]
Value "1.0"
}
Block {
BlockType Sum
Name "Sum"
Ports [2, 1]
Position [150, 275, 170, 295]
ShowName off
IconShape "round"
Inputs "+-|"
}
Block {
BlockType Switch
Name "Switch"
Position [420, 148, 445, 212]
ShowName off
Threshold "0.5"
}
Block {
BlockType Fcn
Name "f(theta)"
Position [110, 64, 440, 86]
NamePlacement "alternate"
Expr "2.821 - 0.05231*u + 0.10299*u*u - 0.000"
"63*u*u*u"
}
Block {
BlockType Signum
Name "flow direction"
Position [300, 269, 335, 301]
}
Block {
BlockType Fcn
Name "g(pratio)"
Position [315, 148, 390, 172]
NamePlacement "alternate"
Expr "2*sqrt(u - u*u)"
}
Block {
BlockType Outport
Name "Throttle \nFlow, mdot\n (g/s)"
Position [535, 170, 555, 190]
IconDisplay "Port number"
BusOutputAsStruct off
InitialOutput "0"
}
Line {
SrcBlock "Manifold Pressure,\nPm (bar)"
SrcPort 1
Points [40, 0]
Branch {
Points [0, 55]
Branch {
Points [0, 110]
DstBlock "Sum"
DstPort 2
}
Branch {
DstBlock "Product2"
DstPort 1
}
}
Branch {
DstBlock "Product1"
DstPort 1
}
}
Line {
SrcBlock "Product2"
SrcPort 1
DstBlock "MinMax"
DstPort 2
}
Line {
SrcBlock "Product1"
SrcPort 1
DstBlock "MinMax"
DstPort 1
}
Line {
SrcBlock "Atmospheric Pressure,\nPa (bar) "
SrcPort 1
Points [70, 0]
Branch {
Points [0, 0]
Branch {
DstBlock "Sum"
DstPort 1
}
Branch {
DstBlock "Product2"
DstPort 2
}
}
Branch {
Points [0, -55]
DstBlock "Product1"
DstPort 2
}
}
Line {
SrcBlock "g(pratio)"
SrcPort 1
DstBlock "Switch"
DstPort 1
}
Line {
SrcBlock "Sonic Flow "
SrcPort 1
DstBlock "Switch"
DstPort 3
}
Line {
SrcBlock "Switch"
SrcPort 1
DstBlock "Product"
DstPort 2
}
Line {
SrcBlock "flow direction"
SrcPort 1
DstBlock "Product"
DstPort 3
}
Line {
SrcBlock "Sum"
SrcPort 1
DstBlock "flow direction"
DstPort 1
}
Line {
Name "pratio"
Labels [1, 0]
SrcBlock "MinMax"
SrcPort 1
Points [20, 0]
Branch {
Points [0, 20]
DstBlock "Switch"
DstPort 2
}
Branch {
DstBlock "g(pratio)"
DstPort 1
}
}
Line {
SrcBlock "Throttle Angle,\ntheta (deg)"
SrcPort 1
DstBlock "f(theta)"
DstPort 1
}
Line {
SrcBlock "Product"
SrcPort 1
DstBlock "Throttle \nFlow, mdot\n (g/s)"
DstPort 1
}
Line {
SrcBlock "f(theta)"
SrcPort 1
DstBlock "Product"
DstPort 1
}
Annotation {
Position [470, 442]
}
}
}
Block {
BlockType Outport
Name "Mass Airflow Rate"
Position [610, 220, 630, 240]
IconDisplay "Port number"
BusOutputAsStruct off
InitialOutput "0"
}
Line {
SrcBlock "0 <= theta <= 90"
SrcPort 1
DstBlock "Throttle"
DstPort 1
}
Line {
SrcBlock "Throttle Ang."
SrcPort 1
DstBlock "0 <= theta <= 90"
DstPort 1
}
Line {
SrcBlock "Throttle"
SrcPort 1
Points [35, 0; 0, 70; -330, 0; 0, 35]
DstBlock "Intake Manifold"
DstPort 1
}
Line {
SrcBlock "Engine Speed, N"
SrcPort 1
DstBlock "Intake Manifold"
DstPort 2
}
Line {
SrcBlock "Intake Manifold"
SrcPort 2
Points [20, 0; 0, 40; -410, 0; 0, -180]
DstBlock "Throttle"
DstPort 2
}
Line {
SrcBlock "Intake Manifold"
SrcPort 1
DstBlock "Mass Airflow Rate"
DstPort 1
}
Line {
SrcBlock "Atmospheric\nPressure, Pa\n(bar)"
SrcPort 1
DstBlock "Throttle"
DstPort 3
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