Package com.powsybl.openloadflow.dc.equations

Class AbstractClosedBranchDcFlowEquationTerm

java.lang.Object

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

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

com.powsybl.openloadflow.equations.AbstractElementEquationTerm<LfBranch,DcVariableType,DcEquationType>

com.powsybl.openloadflow.dc.equations.AbstractClosedBranchDcFlowEquationTerm

All Implemented Interfaces:

EquationTerm<DcVariableType,DcEquationType>, Evaluable

Direct Known Subclasses:

ClosedBranchSide1DcFlowEquationTerm, ClosedBranchSide2DcFlowEquationTerm

public abstract class AbstractClosedBranchDcFlowEquationTerm
extends AbstractElementEquationTerm<LfBranch,DcVariableType,DcEquationType>

Author:

Geoffroy Jamgotchian <geoffroy.jamgotchian at rte-france.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 Variable<DcVariableType>	a1Var
protected final Variable<DcVariableType>	ph1Var
protected final Variable<DcVariableType>	ph2Var
protected final double	power
protected final List<Variable<DcVariableType>>	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

Modifier	Constructor	Description
protected	AbstractClosedBranchDcFlowEquationTerm(LfBranch branch, LfBus bus1, LfBus bus2, VariableSet<DcVariableType> variableSet, boolean deriveA1, boolean useTransformerRatio, DcApproximationType dcApproximationType)

Method Summary

Modifier and Type	Method	Description
protected double	a1()
protected double	a1(StateVector sv)
static double	calculatePower(boolean useTransformerRatio, DcApproximationType dcApproximationType, PiModel piModel)
protected abstract double	calculateSensi(double ph1, double ph2, double a1)
double	calculateSensi(com.powsybl.math.matrix.DenseMatrix dx, int column)
double	eval()	Evaluate equation term.
double	eval(StateVector sv)	Evaluate the equation term with an alternative state vector.
Variable<DcVariableType>	getPh1Var()
Variable<DcVariableType>	getPh2Var()
List<Variable<DcVariableType>>	getVariables()	Get the list of variable this equation term depends on.
boolean	hasRhs()	Check EquationTerm.rhs() can return a value different from zero.
protected double	ph1()
protected double	ph1(StateVector sv)
protected double	ph2()
protected double	ph2(StateVector sv)

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

getElementNum, getElementType

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

getName, write

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

getChildren, getEquation, 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

der, minus, multiply, multiply

Field Details

ph1Var

protected final Variable<DcVariableType> ph1Var

ph2Var

protected final Variable<DcVariableType> ph2Var

a1Var

protected final Variable<DcVariableType> a1Var

variables

protected final List<Variable<DcVariableType>> variables

power

protected final double power

Constructor Details

AbstractClosedBranchDcFlowEquationTerm

protected AbstractClosedBranchDcFlowEquationTerm(LfBranch branch,
 LfBus bus1,
 LfBus bus2,
 VariableSet<DcVariableType> variableSet,
 boolean deriveA1,
 boolean useTransformerRatio,
 DcApproximationType dcApproximationType)

Method Details

calculatePower

public static double calculatePower(boolean useTransformerRatio,
 DcApproximationType dcApproximationType,
 PiModel piModel)

getPh1Var

public Variable<DcVariableType> getPh1Var()

getPh2Var

public Variable<DcVariableType> getPh2Var()

calculateSensi

public double calculateSensi(com.powsybl.math.matrix.DenseMatrix dx,
 int column)

Specified by:

calculateSensi in interface EquationTerm<DcVariableType,DcEquationType>

Overrides:

calculateSensi in class AbstractEquationTerm<DcVariableType,DcEquationType>

ph1

protected double ph1(StateVector sv)

ph1

protected double ph1()

ph2

protected double ph2(StateVector sv)

ph2

protected double ph2()

calculateSensi

protected abstract double calculateSensi(double ph1,
 double ph2,
 double a1)

eval

public double eval()

Description copied from interface: EquationTerm

Evaluate equation term.

Returns:

value of the equation term

eval

public double eval(StateVector sv)

Description copied from interface: EquationTerm

Evaluate the equation term with an alternative state vector.

Returns:

value of the equation term

a1

protected double a1(StateVector sv)

a1

protected double a1()

getVariables

public List<Variable<DcVariableType>> getVariables()

Description copied from interface: EquationTerm

Get the list of variable this equation term depends on.

Returns:

the list of variable this equation term depends on.

hasRhs

public boolean hasRhs()

Description copied from interface: EquationTerm

Check EquationTerm.rhs() can return a value different from zero.

Specified by:

hasRhs in interface EquationTerm<DcVariableType,DcEquationType>

Overrides:

hasRhs in class AbstractEquationTerm<DcVariableType,DcEquationType>

Returns:

true if EquationTerm.rhs() can return a value different from zero, false otherwise