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Signed-off-by: Anne Tilloy <[email protected]>
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81 changes: 81 additions & 0 deletions
81
...n/java/com/powsybl/openloadflow/ac/equations/AbstractHvdcAcEmulationFlowEquationTerm.java
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| /** | ||
| * Copyright (c) 2022, RTE (http://www.rte-france.com) | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| package com.powsybl.openloadflow.ac.equations; | ||
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| import com.powsybl.openloadflow.equations.AbstractNamedEquationTerm; | ||
| import com.powsybl.openloadflow.equations.Variable; | ||
| import com.powsybl.openloadflow.equations.VariableSet; | ||
| import com.powsybl.openloadflow.network.ElementType; | ||
| import com.powsybl.openloadflow.network.LfBus; | ||
| import com.powsybl.openloadflow.network.LfHvdc; | ||
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| import java.util.List; | ||
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| /** | ||
| * @author Anne Tilloy <anne.tilloy at rte-france.com> | ||
| */ | ||
| public abstract class AbstractHvdcAcEmulationFlowEquationTerm extends AbstractNamedEquationTerm<AcVariableType, AcEquationType> { | ||
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| protected final Variable<AcVariableType> ph1Var; | ||
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| protected final Variable<AcVariableType> ph2Var; | ||
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| protected final List<Variable<AcVariableType>> variables; | ||
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| protected final double k; | ||
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| protected final double p0; | ||
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| protected final LfHvdc hvdc; | ||
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| protected final double lossFactor1; | ||
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| protected final double lossFactor2; | ||
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| protected AbstractHvdcAcEmulationFlowEquationTerm(LfHvdc hvdc, LfBus bus1, LfBus bus2, VariableSet<AcVariableType> variableSet) { | ||
| ph1Var = variableSet.getVariable(bus1.getNum(), AcVariableType.BUS_PHI); | ||
| ph2Var = variableSet.getVariable(bus2.getNum(), AcVariableType.BUS_PHI); | ||
| variables = List.of(ph1Var, ph2Var); | ||
| this.hvdc = hvdc; | ||
| k = hvdc.getDroop() * 180 / Math.PI; | ||
| p0 = hvdc.getP0(); | ||
| lossFactor1 = hvdc.getConverterStation1().getLossFactor() / 100; | ||
| lossFactor2 = hvdc.getConverterStation2().getLossFactor() / 100; | ||
| } | ||
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| protected double ph1() { | ||
| return stateVector.get(ph1Var.getRow()); | ||
| } | ||
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| protected double ph2() { | ||
| return stateVector.get(ph2Var.getRow()); | ||
| } | ||
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| protected double getLossMultiplier() { | ||
| return (1 - lossFactor1) * (1 - lossFactor2); | ||
| } | ||
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| @Override | ||
| public List<Variable<AcVariableType>> getVariables() { | ||
| return variables; | ||
| } | ||
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| @Override | ||
| public boolean hasRhs() { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public ElementType getElementType() { | ||
| return ElementType.HVDC; | ||
| } | ||
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| @Override | ||
| public int getElementNum() { | ||
| return hvdc.getNum(); | ||
| } | ||
| } |
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62 changes: 62 additions & 0 deletions
62
...ava/com/powsybl/openloadflow/ac/equations/HvdcAcEmulationSide1ActiveFlowEquationTerm.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| /** | ||
| * Copyright (c) 2022, RTE (http://www.rte-france.com) | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| package com.powsybl.openloadflow.ac.equations; | ||
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| import com.powsybl.openloadflow.equations.Variable; | ||
| import com.powsybl.openloadflow.equations.VariableSet; | ||
| import com.powsybl.openloadflow.network.LfBus; | ||
| import com.powsybl.openloadflow.network.LfHvdc; | ||
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| import java.util.Objects; | ||
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| /** | ||
| * @author Anne Tilloy <anne.tilloy at rte-france.com> | ||
| */ | ||
| public class HvdcAcEmulationSide1ActiveFlowEquationTerm extends AbstractHvdcAcEmulationFlowEquationTerm { | ||
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| public HvdcAcEmulationSide1ActiveFlowEquationTerm(LfHvdc hvdc, LfBus bus1, LfBus bus2, VariableSet<AcVariableType> variableSet) { | ||
| super(hvdc, bus1, bus2, variableSet); | ||
| } | ||
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| private double p1() { | ||
| return (isController() ? 1 : getLossMultiplier()) * (p0 + k * (ph1() - ph2())); | ||
| } | ||
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| private boolean isController() { | ||
| return (ph1() - ph2()) >= 0; | ||
| } | ||
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| private double dp1dph1() { | ||
| return (isController() ? 1 : getLossMultiplier()) * k; | ||
| } | ||
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| private double dp1dph2() { | ||
| return -dp1dph1(); | ||
| } | ||
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| @Override | ||
| public double eval() { | ||
| return p1(); | ||
| } | ||
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| @Override | ||
| public double der(Variable<AcVariableType> variable) { | ||
| Objects.requireNonNull(variable); | ||
| if (variable.equals(ph1Var)) { | ||
| return dp1dph1(); | ||
| } else if (variable.equals(ph2Var)) { | ||
| return dp1dph2(); | ||
| } else { | ||
| throw new IllegalStateException("Unknown variable: " + variable); | ||
| } | ||
| } | ||
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| @Override | ||
| protected String getName() { | ||
| return "ac_emulation_p_1"; | ||
| } | ||
| } |
62 changes: 62 additions & 0 deletions
62
...ava/com/powsybl/openloadflow/ac/equations/HvdcAcEmulationSide2ActiveFlowEquationTerm.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,62 @@ | ||
| /** | ||
| * Copyright (c) 2022, RTE (http://www.rte-france.com) | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| package com.powsybl.openloadflow.ac.equations; | ||
|
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| import com.powsybl.openloadflow.equations.Variable; | ||
| import com.powsybl.openloadflow.equations.VariableSet; | ||
| import com.powsybl.openloadflow.network.LfBus; | ||
| import com.powsybl.openloadflow.network.LfHvdc; | ||
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| import java.util.Objects; | ||
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| /** | ||
| * @author Anne Tilloy <anne.tilloy at rte-france.com> | ||
| */ | ||
| public class HvdcAcEmulationSide2ActiveFlowEquationTerm extends AbstractHvdcAcEmulationFlowEquationTerm { | ||
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| public HvdcAcEmulationSide2ActiveFlowEquationTerm(LfHvdc hvdc, LfBus bus1, LfBus bus2, VariableSet<AcVariableType> variableSet) { | ||
| super(hvdc, bus1, bus2, variableSet); | ||
| } | ||
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| private double p2() { | ||
| return -(isController() ? 1 : getLossMultiplier()) * (p0 + k * (ph1() - ph2())); | ||
| } | ||
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| private boolean isController() { | ||
| return (ph1() - ph2()) < 0; | ||
| } | ||
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| private double dp2dph1() { | ||
| return -(isController() ? 1 : getLossMultiplier()) * k; | ||
| } | ||
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| private double dp2dph2() { | ||
| return -dp2dph1(); | ||
| } | ||
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| @Override | ||
| public double eval() { | ||
| return p2(); | ||
| } | ||
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| @Override | ||
| public double der(Variable<AcVariableType> variable) { | ||
| Objects.requireNonNull(variable); | ||
| if (variable.equals(ph1Var)) { | ||
| return dp2dph1(); | ||
| } else if (variable.equals(ph2Var)) { | ||
| return dp2dph2(); | ||
| } else { | ||
| throw new IllegalStateException("Unknown variable: " + variable); | ||
| } | ||
| } | ||
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| @Override | ||
| protected String getName() { | ||
| return "ac_emulation_p_2"; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -13,4 +13,5 @@ public enum ElementType { | |
| BUS, | ||
| BRANCH, | ||
| SHUNT_COMPENSATOR, | ||
| HVDC | ||
| } | ||
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42 changes: 42 additions & 0 deletions
42
src/main/java/com/powsybl/openloadflow/network/LfHvdc.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,42 @@ | ||
| /** | ||
| * Copyright (c) 2022, RTE (http://www.rte-france.com) | ||
| * This Source Code Form is subject to the terms of the Mozilla Public | ||
| * License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
| */ | ||
| package com.powsybl.openloadflow.network; | ||
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| import com.powsybl.openloadflow.network.impl.LfVscConverterStationImpl; | ||
| import com.powsybl.openloadflow.util.Evaluable; | ||
|
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| /** | ||
| * @author Anne Tilloy <anne.tilloy at rte-france.com> | ||
| */ | ||
| public interface LfHvdc extends LfElement { | ||
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| LfBus getBus1(); | ||
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| LfBus getBus2(); | ||
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| void setP1(Evaluable p1); | ||
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| Evaluable getP1(); | ||
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| void setP2(Evaluable p2); | ||
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| Evaluable getP2(); | ||
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| double getDroop(); | ||
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| double getP0(); | ||
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| LfVscConverterStationImpl getConverterStation1(); | ||
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| LfVscConverterStationImpl getConverterStation2(); | ||
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| void setConverterStation1(LfVscConverterStationImpl converterStation1); | ||
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| void setConverterStation2(LfVscConverterStationImpl converterStation2); | ||
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| void updateState(); | ||
| } |
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