Package com.powsybl.openloadflow.ac.equations.asym

Class AsymmetricalClosedBranchCoupledPowerEquationTerm

java.lang.Object

com.powsybl.openloadflow.equations.AbstractEquationTerm<V,E>

com.powsybl.openloadflow.equations.AbstractNamedEquationTerm<V,E>

com.powsybl.openloadflow.equations.AbstractElementEquationTerm<LfBranch,AcVariableType,AcEquationType>

com.powsybl.openloadflow.ac.equations.asym.AbstractAsymmetricalClosedBranchCoupledFlowEquationTerm

com.powsybl.openloadflow.ac.equations.asym.AsymmetricalClosedBranchCoupledPowerEquationTerm

All Implemented Interfaces:

EquationTerm<AcVariableType,AcEquationType>, Evaluable

public class AsymmetricalClosedBranchCoupledPowerEquationTerm
extends AbstractAsymmetricalClosedBranchCoupledFlowEquationTerm

We define T(i,j,g,h) = rho_i * rho_j * exp(j(a_i-a_j)) * y*_ij_gh * V_gi * V*_hj where i,j are line's ends i,j included in {1,2} where g,h are fortescue sequences g,h included in {z,p,n} = {0,1,2} Expanded formula : T(i,j,g,h) = rho_i * rho_j * V_gi * V_hj * yx_ij_gh * cos(a_i - a_j + th_gi - th_hj) - rho_i * rho_j * V_gi * V_hj * yy_ij_gh * sin(a_i - a_j + th_gi - th_hj) -j( rho_i * rho_j * V_gi * V_hj * yx_ij_gh * sin(a_i - a_j + th_gi - th_hj) + rho_i * rho_j * V_gi * V_hj * yy_ij_gh * cos(a_i - a_j + th_gi - th_hj) ) By construction we have : [ y_11_zz y_11_zp y_11_zn y_12_zz y_12_zp y_12_zn ] [ y_11_pz y_11_pp y_11_pn y_12_pz y_12_pp y_12_pn ] [Yzpn] = [ y_11_nz y_11_np y_11_nn y_12_nz y_12_np y_12_nn ] [ y_21_zz y_21_zp y_21_zn y_22_zz y_22_zp y_22_zn ] [ y_21_pz y_21_pp y_21_pn y_22_pz y_22_pp y_22_pn ] [ y_21_nz y_21_np y_21_nn y_22_nz y_22_np y_22_nn ]

Author:

Geoffroy Jamgotchian <geoffroy.jamgotchian at gmail.com>, Jean-Baptiste Heyberger <jbheyberger at gmail.com>

Nested Class Summary

Nested classes/interfaces inherited from interface com.powsybl.openloadflow.equations.EquationTerm

EquationTerm.MultiplyByScalarEquationTerm<V extends Enum<V> & Quantity,E extends Enum<E> & Quantity>

Field Summary

Fields

Modifier and Type	Field	Description
protected final LfAsymLineAdmittanceMatrix	y

Fields inherited from class com.powsybl.openloadflow.ac.equations.asym.AbstractAsymmetricalClosedBranchCoupledFlowEquationTerm

complexPart, ph1Var, ph1VarNegative, ph1VarZero, ph2Var, ph2VarNegative, ph2VarZero, sequenceType, side, v1Var, v1VarNegative, v1VarZero, v2Var, v2VarNegative, v2VarZero, variables

Fields inherited from class com.powsybl.openloadflow.equations.AbstractElementEquationTerm

element

Fields inherited from class com.powsybl.openloadflow.equations.AbstractEquationTerm

self, sv

Constructor Summary

Constructors

Constructor	Description
AsymmetricalClosedBranchCoupledPowerEquationTerm(LfBranch branch, LfBus bus1, LfBus bus2, VariableSet<AcVariableType> variableSet, ComplexPart complexPart, com.powsybl.iidm.network.TwoSides side, Fortescue.SequenceType sequenceType)

Method Summary

Modifier and Type	Method	Description
double	der(Variable<AcVariableType> variable)	Get partial derivative.
double	dp(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence, boolean phase)
double	dpdph(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence)
double	dpdv(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence)
double	dq(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence, boolean phase)
double	dqdph(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence)
double	dqdv(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h, com.powsybl.iidm.network.TwoSides derivationSide, Fortescue.SequenceType derivationSequence)
double	ds(Variable<AcVariableType> variable)
double	eval()	Evaluate equation term.
String	getName()
double	p(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h)
double	q(com.powsybl.iidm.network.TwoSides i, com.powsybl.iidm.network.TwoSides j, Fortescue.SequenceType g, Fortescue.SequenceType h)
double	s()

Methods inherited from class com.powsybl.openloadflow.ac.equations.asym.AbstractAsymmetricalClosedBranchCoupledFlowEquationTerm

a, a1, getSequenceType, getSide, getVariables, isPhase, ph, r, r1, v

Methods inherited from class com.powsybl.openloadflow.equations.AbstractElementEquationTerm

getElementNum, getElementType

Methods inherited from class com.powsybl.openloadflow.equations.AbstractNamedEquationTerm

write

Methods inherited from class com.powsybl.openloadflow.equations.AbstractEquationTerm

calculateSensi, getChildren, getEquation, hasRhs, isActive, rhs, setActive, setEquation, setSelf, setStateVector

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.powsybl.openloadflow.equations.EquationTerm

eval, minus, multiply, multiply

Field Details

y

protected final LfAsymLineAdmittanceMatrix y

Constructor Details

AsymmetricalClosedBranchCoupledPowerEquationTerm

public AsymmetricalClosedBranchCoupledPowerEquationTerm(LfBranch branch,
 LfBus bus1,
 LfBus bus2,
 VariableSet<AcVariableType> variableSet,
 ComplexPart complexPart,
 com.powsybl.iidm.network.TwoSides side,
 Fortescue.SequenceType sequenceType)

Method Details

dpdv

public double dpdv(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence)

dpdph

public double dpdph(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence)

dqdv

public double dqdv(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence)

dqdph

public double dqdph(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence)

p

public double p(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h)

q

public double q(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h)

dp

public double dp(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence,
 boolean phase)

dq

public double dq(com.powsybl.iidm.network.TwoSides i,
 com.powsybl.iidm.network.TwoSides j,
 Fortescue.SequenceType g,
 Fortescue.SequenceType h,
 com.powsybl.iidm.network.TwoSides derivationSide,
 Fortescue.SequenceType derivationSequence,
 boolean phase)

s

public double s()

ds

public double ds(Variable<AcVariableType> variable)

eval

public double eval()

Description copied from interface: EquationTerm

Evaluate equation term.

Returns:

value of the equation term

der

public double der(Variable<AcVariableType> variable)

Description copied from interface: EquationTerm

Get partial derivative.

Parameters:

variable - the variable the partial derivative is with respect to

Returns:

value of the partial derivative

getName

public String getName()

Specified by:

getName in class AbstractNamedEquationTerm<AcVariableType,AcEquationType>