Exemple #1
0
 // Calculate Vsh to match the tuned constant V
 private Complex solveConstV(Complex vsh1, Complex vi, ConverterLF converter, double tunedValue)
     throws InterpssException {
   // 1. Change the bus type to be PV bus, Solve the load flow, get the Qsh to be compensated
   AclfNetwork tempNetwork = CoreObjectFactory.createAclfNetwork(this.net.serialize());
   tempNetwork.getAclfBus(id).setGenCode(AclfGenCode.GEN_PV);
   tempNetwork.getAclfBus(id).setVoltageMag(tunedValue);
   double p = tempNetwork.getAclfBus(id).getLoadP();
   double q = tempNetwork.getAclfBus(id).getLoadQ();
   tempNetwork.getAclfBus(id).setGenP(-p);
   tempNetwork.getAclfBus(id).setLoadP(0.0);
   tempNetwork.getAclfBus(id).setLoadQ(0.0);
   LoadflowAlgorithm algo = CoreObjectFactory.createLoadflowAlgorithm(tempNetwork);
   tempNetwork.accept(algo);
   double qsh = tempNetwork.getAclfBus(id).getGenResults().getImaginary() + q;
   // 2. Calculate Vsh with constantQ control, control to Qsh
   Complex vsh =
       solveConstQ(converter.getVth(), tempNetwork.getAclfBus(id).getVoltage(), converter, qsh);
   net.getAclfBus(id)
       .setVoltage(
           tempNetwork
               .getAclfBus(id)
               .getVoltage()); // Bus voltage should be updated, otherwise there will be a non-zero
   // p
   //		System.out.println(converter.getSij(net).getReal() + "+j" +
   // converter.getSij(net).getImaginary());
   err = 0.0;
   return vsh;
 }
Exemple #2
0
 // Update vsh inside the statcom converter
 public void update(AclfNetwork net) throws InterpssException {
   Complex vi = net.getAclfBus(id).getVoltage();
   Complex vsh1 = this.converter.getVth();
   if (type == StatcomControlType.ConstB) { // Control of constant shunt admittance
     Complex vsh = solveConstB(vsh1, vi, this.converter, tunedValue);
     this.converter.setVth(vsh);
   } else if (type
       == StatcomControlType.ConstQ) { // Control of constant shunt reactive power compensation
     Complex vsh = solveConstQ(vsh1, vi, this.converter, tunedValue);
     this.converter.setVth(vsh);
   } else if (type == StatcomControlType.ConstV) { // Control of constant voltage magnitude
     Complex vsh = solveConstV(vsh1, vi, this.converter, tunedValue);
     this.converter.setVth(vsh);
   }
   Complex vsh2 = this.converter.getVth();
   if (type != StatcomControlType.ConstV) err = (vsh1.subtract(vsh2)).abs();
 }