📄 spacevec1.mdl
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DataLoggingMaxPoints "5000"
}
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LinearAnalysisInput off
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RTWStorageClass "Auto"
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Block {
BlockType Fcn
Name "Fcn"
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Expr "u(1)*cos(u(3))+u(2)*sin(u(3))"
}
Block {
BlockType Fcn
Name "Fcn1"
Position [165, 186, 220, 224]
Expr "-u(1)*sin(u(3))+u(2)*cos(u(3))"
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ZoomMode "yonly"
List {
ListType AxesTitles
axes1 "%<SignalLabel>"
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List {
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axes1 ""
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TimeRange "0.02"
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YMax "1"
DataFormat "StructureWithTime"
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ZoomMode "yonly"
List {
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axes1 "%<SignalLabel>"
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TimeRange "0.02"
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YMax "1.2"
DataFormat "StructureWithTime"
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BlockType Sin
Name "fA"
Position [25, 60, 55, 90]
Frequency "2*pi*50"
Phase "pi/2"
SampleTime "0"
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BlockType Sin
Name "fB"
Position [25, 130, 55, 160]
Frequency "2*pi*50"
Phase "-pi/6"
SampleTime "0"
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MaskDisplay "plot(-1.5,-1.5,1.5,1.5,cos(0:.01:7),sin(0:.01:7"
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MaskIconUnits "autoscale"
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ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "90"
Annotation {
Name "Space vector transformations"
Position [248, 17]
FontSize 12
FontWeight "bold"
}
Annotation {
Name "This demonstration illustrates the use o"
"f a complex space vector to represent a three- \nphase signal . It also shows"
" the transformation of the 3-phase signal 'ABC' into an equi-\nvalent 2-phase"
" system 'ab' . The only restriction to the 3-phase signal is that the zero-\n"
"sequence component is zero i.e. fA+fB+fC=0.\nThe complex space vector in the "
"stationary frame is defined as\n Fs = 2/3 (fA + fB*exp(j2*pi"
"/3) + fC*exp(-2j*pi/3)\nwhose cartesian components are\n fa ="
" Re (Fs)\n fb = Im (Fs)\nWhen expressed in a rotating frame a"
"t frequency wk, the space vector becomes\n Fk = Fs*exp(-jwk*t"
")\nwhose cartesian components are\n fd = Re(Fk)\n "
" fq = Im(Fk) \nThe inverse transformation from complex space vector back "
"to the 3-phase signal is\nalso demonstrated.\nFinally, the real transformatio"
"ns of the ABC components to the components ab (in the\nstationary frame) and"
" then dq (in the rotating frame) are shown. "
Position [15, 35]
HorizontalAlignment "left"
VerticalAlignment "top"
FontSize 11
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ModelBrowserWidth 200
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Block {
BlockType Inport
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Position [15, 12, 45, 28]
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Block {
BlockType Constant
Name "-jalfa"
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Value "-j*2*pi/3"
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Output "Real and imag"
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Name "B"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
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DataLoggingDecimation "2"
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DataLoggingMaxPoints "5000"
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Name "C"
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DataLoggingDecimation "2"
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