Fix copy and paste error

LinearSystems.mo

package LinearSystems
  model IdealTransformer "Ideal transformer"
    import Modelica.Constants.pi;
    import Modelica.Units.SI;
    import Modelica.Electrical.QuasiStatic;
    import Modelica.ComplexMath.conj;
    import Modelica.ComplexMath.fromPolar;
    parameter SI.Angle phi = 90 * pi / 180 "Angle of reltaive change of side 2 voltage";
    Modelica.Blocks.Interfaces.RealInput delta "Magntidue of relative change of side 2 voltage" annotation(
      Placement(visible = true, transformation(origin = {0, -120}, extent = {{-20, -20}, {20, 20}}, rotation = 90), iconTransformation(origin = {0, -120}, extent = {{-20, -20}, {20, 20}}, rotation = 90)));
    Complex n = Complex(1,0) + fromPolar(delta, phi) "Ratio of primary to secondary voltage";
    SI.ComplexVoltage v1 = pin_p1.v - pin_n1.v "Voltage drop of side 1";
    SI.ComplexCurrent i1 = pin_p1.i "Current into side 1";
    SI.ComplexVoltage v2 = pin_p2.v - pin_n2.v "Voltage drop of side 2";
    SI.ComplexCurrent i2 = pin_p2.i "Current into side 2";
    SI.Voltage abs_v1 = Modelica.ComplexMath.abs(v1) "Magnitude of complex voltage v1";
    SI.Angle arg_v1 = Modelica.ComplexMath.arg(v1) "Argument of complex voltage v1";
    SI.Current abs_i1 = Modelica.ComplexMath.abs(i1) "Magnitude of complex current i1";
    SI.Angle arg_i1 = Modelica.ComplexMath.arg(i1) "Argument of complex current i1";
    SI.ActivePower P1 = Modelica.ComplexMath.real(v1 * Modelica.ComplexMath.conj(i1)) "Active power, side 1";
    SI.ReactivePower Q1 = Modelica.ComplexMath.imag(v1 * Modelica.ComplexMath.conj(i1)) "Reactive power, side 1";
    SI.ApparentPower S1 = Modelica.ComplexMath.abs(v1 * Modelica.ComplexMath.conj(i1)) "Magnitude of complex apparent power, side 1";
    Real pf1 = cos(Modelica.ComplexMath.arg(Complex(P1, Q1))) "Power factor, side 1";
    SI.Voltage abs_v2 = Modelica.ComplexMath.abs(v2) "Magnitude of complex voltage v2";
    SI.Angle arg_v2 = Modelica.ComplexMath.arg(v2) "Argument of complex voltage v2";
    SI.Current abs_i2 = Modelica.ComplexMath.abs(i2) "Magnitude of complex current i2";
    SI.Angle arg_i2 = Modelica.ComplexMath.arg(i2) "Argument of complex current i2";
    SI.ActivePower P2 = Modelica.ComplexMath.real(v2 * Modelica.ComplexMath.conj(i2)) "Active power, side 2";
    SI.ReactivePower Q2 = Modelica.ComplexMath.imag(v2 * Modelica.ComplexMath.conj(i2)) "Reactive power, side 2";
    SI.ApparentPower S2 = Modelica.ComplexMath.abs(v2 * Modelica.ComplexMath.conj(i2)) "Magnitude of complex apparent power, side 2";
    Real pf2 = cos(Modelica.ComplexMath.arg(Complex(P2, Q2))) "Power factor, side 2";
    QuasiStatic.SinglePhase.Interfaces.PositivePin pin_p1 "Primary positive pin" annotation(
      Placement(transformation(extent = {{-110, 90}, {-90, 110}}), iconTransformation(extent = {{-110, 90}, {-90, 110}})));
    QuasiStatic.SinglePhase.Interfaces.PositivePin pin_p2 "Secondary positive pin" annotation(
      Placement(transformation(extent = {{90, 90}, {110, 110}}), iconTransformation(extent = {{90, 90}, {110, 110}})));
    QuasiStatic.SinglePhase.Interfaces.NegativePin pin_n1 "Primary negative pin" annotation(
      Placement(transformation(extent = {{-110, -110}, {-90, -90}}), iconTransformation(extent = {{-110, -110}, {-90, -90}})));
    QuasiStatic.SinglePhase.Interfaces.NegativePin pin_n2 "Secondary negative pin" annotation(
      Placement(transformation(extent = {{90, -108}, {110, -88}}), iconTransformation(extent = {{90, -108}, {110, -88}})));
  equation
  // Current balance
    pin_p1.i + pin_n1.i = Complex(0, 0);
    pin_p2.i + pin_n2.i = Complex(0, 0);
  // Transformation ratios
    v1 = n * v2;
    i2 = -conj(n) * i1;
    Connections.branch(pin_p1.reference, pin_n1.reference);
    pin_p1.reference.gamma = pin_n1.reference.gamma;
    Connections.branch(pin_n1.reference, pin_n2.reference);
    pin_p2.reference.gamma = pin_n2.reference.gamma;
    Connections.branch(pin_p1.reference, pin_p2.reference);
    pin_p1.reference.gamma = pin_p2.reference.gamma;
    annotation(
      defaultComponentName = "transformer",
      Diagram(coordinateSystem(preserveAspectRatio = false, extent = {{-100, -100}, {100, 100}}), graphics = {Text(lineColor = {0, 0, 255}, extent = {{-100, 10}, {0, -10}}, textString = "1=primary"), Text(lineColor = {0, 0, 255}, extent = {{0, 10}, {100, -10}}, textString = "2=secondary"), Polygon(lineColor = {160, 160, 164}, fillColor = {160, 160, 164}, fillPattern = FillPattern.Solid, points = {{-120, 53}, {-110, 50}, {-120, 47}, {-120, 53}}), Line(points = {{-136, 50}, {-111, 50}}, color = {160, 160, 164}), Text(lineColor = {160, 160, 164}, extent = {{-136, 53}, {-119, 68}}, textString = "i1"), Line(points = {{-136, -49}, {-111, -49}}, color = {160, 160, 164}), Polygon(lineColor = {160, 160, 164}, fillColor = {160, 160, 164}, fillPattern = FillPattern.Solid, points = {{-126, -46}, {-136, -49}, {-126, -52}, {-126, -46}}), Text(lineColor = {160, 160, 164}, extent = {{-127, -46}, {-110, -31}}, textString = "i1"), Polygon(lineColor = {160, 160, 164}, fillColor = {160, 160, 164}, fillPattern = FillPattern.Solid, points = {{127, -47}, {137, -50}, {127, -53}, {127, -47}}), Line(points = {{111, -50}, {136, -50}}, color = {160, 160, 164}), Text(lineColor = {160, 160, 164}, extent = {{112, -44}, {128, -29}}, textString = "i2"), Text(extent = {{118, 52}, {135, 67}}, textString = "i2"), Polygon(fillColor = {160, 160, 164}, fillPattern = FillPattern.HorizontalCylinder, points = {{120, 53}, {110, 50}, {120, 47}, {120, 53}}), Line(points = {{111, 50}, {136, 50}})}),
      Icon(coordinateSystem(preserveAspectRatio = false, extent = {{-100, -100}, {100, 100}}), graphics = {Text(lineColor = {85, 170, 255}, extent = {{-100, 20}, {-60, -20}}, textString = "1"), Text(lineColor = {85, 170, 255}, extent = {{60, 20}, {100, -20}}, textString = "2"), Line(points = {{-40, 60}, {-40, 100}, {-90, 100}}, color = {85, 170, 255}), Line(points = {{40, 60}, {40, 100}, {90, 100}}, color = {85, 170, 255}), Line(points = {{-40, -60}, {-40, -100}, {-90, -100}}, color = {85, 170, 255}), Line(points = {{40, -60}, {40, -100}, {90, -100}}, color = {85, 170, 255}), Line(origin = {-33, 45}, rotation = 270, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {-33, 15}, rotation = 270, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {-33, -15}, rotation = 270, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {-33, -45}, rotation = 270, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {33, 45}, rotation = 90, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {33, 15}, rotation = 90, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {33, -15}, rotation = 90, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Line(origin = {33, -45}, rotation = 90, points = {{-15, -7}, {-14, -1}, {-7, 7}, {7, 7}, {14, -1}, {15, -7}}, color = {85, 170, 255}, smooth = Smooth.Bezier), Text(lineColor = {0, 0, 255}, extent = {{-150, 149}, {150, 109}}, textString = "%name")}),
      Documentation(info = "<html>
  <p>
  The ideal transformer is a two-port circuit element without magnetization. Voltages and currents are ideally transformed:
  </p>
  <blockquote><pre>
  v1 =  v2*n;
  i2 = -i1*n;
  </pre></blockquote>
  <p>
  where <code>n</code> is a real number called the turns ratio.</p>
  </html>", revisions = "<html>
      <h5>2014-01-02, Christian Kral</h5>
      <ul>
      <li>Initial implementation of ideal transformer model</li>
      </ul>
      
      </html>"));
  end IdealTransformer;
  
  model TransformerFlow
    extends Modelica.Icons.Example;
    import Modelica.Constants.pi;
    parameter Modelica.Units.SI.Impedance ZLoad = 1 "Load impedance";
    parameter Modelica.Units.SI.Impedance ZLine = 0.1 "Load impedance";
    parameter Modelica.Units.SI.Angle phiLoad = 1E-3 * pi / 180 "Load phase angle";
    parameter Modelica.Units.SI.Angle phiLine = 90 * pi / 180 "Line phase angle";
    parameter Modelica.Units.SI.Angle phi = 1E-3 * pi / 180 "Transformer voltage phase angle";
    Modelica.Electrical.QuasiStatic.SinglePhase.Sources.VoltageSource voltageSource(V = 100, f = 50, gamma(displayUnit = "rad"), phi = 0)  annotation(
      Placement(visible = true, transformation(origin = {-80, -10}, extent = {{-10, -10}, {10, 10}}, rotation = -90)));
    Modelica.Electrical.QuasiStatic.SinglePhase.Basic.Ground ground annotation(
        Placement(visible = true, transformation(origin = {-80, -50}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
    Modelica.Electrical.QuasiStatic.SinglePhase.Basic.Impedance impedance1(Z_ref = Complex(ZLine * cos(phiLine), ZLine * sin(phiLine)))  annotation(
        Placement(visible = true, transformation(origin = {-10, 20}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
    Modelica.Electrical.QuasiStatic.SinglePhase.Basic.Impedance impedance1p(Z_ref = Complex(ZLine * cos(phiLine), ZLine * sin(phiLine)))  annotation(
        Placement(visible = true, transformation(origin = {-10, 60}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
    Modelica.Electrical.QuasiStatic.SinglePhase.Sensors.PowerSensor powerSensor1 annotation(
        Placement(visible = true, transformation(origin = {20, 20}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
    Modelica.Electrical.QuasiStatic.SinglePhase.Sensors.PowerSensor powerSensor1p annotation(
        Placement(visible = true, transformation(origin = {40, 60}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
  IdealTransformer transformer(phi (displayUnit = "rad") = 1E-2)  annotation(
      Placement(visible = true, transformation(origin = {-50, -10}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
  Modelica.Blocks.Sources.Ramp ramp(duration = 1, height = 0.1)  annotation(
      Placement(visible = true, transformation(origin = {-50, -70}, extent = {{-10, -10}, {10, 10}}, rotation = 90)));
  equation
    connect(ground.pin, voltageSource.pin_n) annotation(
      Line(points = {{-80, -40}, {-80, -20}}, color = {85, 170, 255}));
    connect(powerSensor1p.currentP, powerSensor1p.voltageP) annotation(
      Line(points = {{30, 60}, {30, 70}, {40, 70}}, color = {85, 170, 255}));
    connect(powerSensor1.currentP, powerSensor1.voltageP) annotation(
      Line(points = {{10, 20}, {10, 30}, {20, 30}}, color = {85, 170, 255}));
    connect(powerSensor1.voltageN, ground.pin) annotation(
      Line(points = {{20, 10}, {20, -40}, {-80, -40}}, color = {85, 170, 255}));
    connect(powerSensor1p.voltageN, ground.pin) annotation(
      Line(points = {{40, 50}, {40, -40}, {-80, -40}}, color = {85, 170, 255}));
    connect(impedance1.pin_n, powerSensor1.currentP) annotation(
      Line(points = {{0, 20}, {10, 20}}, color = {85, 170, 255}));
    connect(impedance1p.pin_n, powerSensor1p.currentP) annotation(
      Line(points = {{0, 60}, {30, 60}}, color = {85, 170, 255}));
    connect(impedance1p.pin_p, voltageSource.pin_p) annotation(
      Line(points = {{-20, 60}, {-80, 60}, {-80, 0}}, color = {85, 170, 255}));
    connect(powerSensor1p.currentN, powerSensor1.currentN) annotation(
      Line(points = {{50, 60}, {60, 60}, {60, 20}, {30, 20}}, color = {85, 170, 255}));
  connect(transformer.pin_p1, voltageSource.pin_p) annotation(
      Line(points = {{-60, 0}, {-60, 20}, {-80, 20}, {-80, 0}}, color = {85, 170, 255}));
  connect(transformer.pin_n1, ground.pin) annotation(
      Line(points = {{-60, -20}, {-60, -40}, {-80, -40}}, color = {85, 170, 255}));
  connect(transformer.pin_n2, ground.pin) annotation(
      Line(points = {{-40, -20}, {-40, -40}, {-80, -40}}, color = {85, 170, 255}));
  connect(transformer.pin_p2, impedance1.pin_p) annotation(
      Line(points = {{-40, 0}, {-40, 20}, {-20, 20}}, color = {85, 170, 255}));
  connect(ramp.y, transformer.delta) annotation(
      Line(points = {{-50, -58}, {-50, -22}}, color = {0, 0, 127}));
  end TransformerFlow;
  extends Modelica.Icons.Package;
end LinearSystems;